author | paulson |
Tue, 10 Feb 2004 12:02:11 +0100 | |
changeset 14378 | 69c4d5997669 |
parent 14371 | c78c7da09519 |
child 14415 | 60aa114e2dba |
permissions | -rw-r--r-- |
10751 | 1 |
(* Title : HyperNat.thy |
2 |
Author : Jacques D. Fleuriot |
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3 |
Copyright : 1998 University of Cambridge |
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*) |
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header{*Construction of Hypernaturals using Ultrafilters*} |
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theory HyperNat = Star: |
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constdefs |
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hypnatrel :: "((nat=>nat)*(nat=>nat)) set" |
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"hypnatrel == {p. \<exists>X Y. p = ((X::nat=>nat),Y) & |
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{n::nat. X(n) = Y(n)} \<in> FreeUltrafilterNat}" |
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typedef hypnat = "UNIV//hypnatrel" |
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by (auto simp add: quotient_def) |
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instance hypnat :: ord .. |
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instance hypnat :: zero .. |
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instance hypnat :: one .. |
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instance hypnat :: plus .. |
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instance hypnat :: times .. |
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instance hypnat :: minus .. |
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consts whn :: hypnat |
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defs (overloaded) |
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(** hypernatural arithmetic **) |
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hypnat_zero_def: "0 == Abs_hypnat(hypnatrel``{%n::nat. 0})" |
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hypnat_one_def: "1 == Abs_hypnat(hypnatrel``{%n::nat. 1})" |
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(* omega is in fact an infinite hypernatural number = [<1,2,3,...>] *) |
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hypnat_omega_def: "whn == Abs_hypnat(hypnatrel``{%n::nat. n})" |
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hypnat_add_def: |
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"P + Q == Abs_hypnat(\<Union>X \<in> Rep_hypnat(P). \<Union>Y \<in> Rep_hypnat(Q). |
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hypnatrel``{%n::nat. X n + Y n})" |
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hypnat_mult_def: |
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"P * Q == Abs_hypnat(\<Union>X \<in> Rep_hypnat(P). \<Union>Y \<in> Rep_hypnat(Q). |
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hypnatrel``{%n::nat. X n * Y n})" |
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hypnat_minus_def: |
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"P - Q == Abs_hypnat(\<Union>X \<in> Rep_hypnat(P). \<Union>Y \<in> Rep_hypnat(Q). |
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hypnatrel``{%n::nat. X n - Y n})" |
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hypnat_le_def: |
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"P \<le> (Q::hypnat) == \<exists>X Y. X \<in> Rep_hypnat(P) & |
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Y \<in> Rep_hypnat(Q) & |
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{n::nat. X n \<le> Y n} \<in> FreeUltrafilterNat" |
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hypnat_less_def: "(x < (y::hypnat)) == (x \<le> y & x \<noteq> y)" |
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||
58 |
||
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subsection{*Properties of @{term hypnatrel}*} |
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text{*Proving that @{term hypnatrel} is an equivalence relation*} |
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|
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lemma hypnatrel_iff: |
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"((X,Y) \<in> hypnatrel) = ({n. X n = Y n}: FreeUltrafilterNat)" |
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apply (unfold hypnatrel_def, fast) |
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66 |
done |
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|
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lemma hypnatrel_refl: "(x,x) \<in> hypnatrel" |
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by (unfold hypnatrel_def, auto) |
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|
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lemma hypnatrel_sym: "(x,y) \<in> hypnatrel ==> (y,x) \<in> hypnatrel" |
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by (auto simp add: hypnatrel_def eq_commute) |
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|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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lemma hypnatrel_trans [rule_format (no_asm)]: |
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"(x,y) \<in> hypnatrel --> (y,z) \<in> hypnatrel --> (x,z) \<in> hypnatrel" |
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76 |
apply (unfold hypnatrel_def, auto, ultra) |
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77 |
done |
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78 |
|
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lemma equiv_hypnatrel: |
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80 |
"equiv UNIV hypnatrel" |
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81 |
apply (simp add: equiv_def refl_def sym_def trans_def hypnatrel_refl) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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82 |
apply (blast intro: hypnatrel_sym hypnatrel_trans) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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83 |
done |
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84 |
|
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(* (hypnatrel `` {x} = hypnatrel `` {y}) = ((x,y) \<in> hypnatrel) *) |
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86 |
lemmas equiv_hypnatrel_iff = |
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eq_equiv_class_iff [OF equiv_hypnatrel UNIV_I UNIV_I, simp] |
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88 |
|
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89 |
lemma hypnatrel_in_hypnat [simp]: "hypnatrel``{x}:hypnat" |
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90 |
by (unfold hypnat_def hypnatrel_def quotient_def, blast) |
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91 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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lemma inj_on_Abs_hypnat: "inj_on Abs_hypnat hypnat" |
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93 |
apply (rule inj_on_inverseI) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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94 |
apply (erule Abs_hypnat_inverse) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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95 |
done |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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96 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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97 |
declare inj_on_Abs_hypnat [THEN inj_on_iff, simp] |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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98 |
Abs_hypnat_inverse [simp] |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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99 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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100 |
declare equiv_hypnatrel [THEN eq_equiv_class_iff, simp] |
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101 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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102 |
declare hypnatrel_iff [iff] |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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103 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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104 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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105 |
lemma inj_Rep_hypnat: "inj(Rep_hypnat)" |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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106 |
apply (rule inj_on_inverseI) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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107 |
apply (rule Rep_hypnat_inverse) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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108 |
done |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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109 |
|
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110 |
lemma lemma_hypnatrel_refl: "x \<in> hypnatrel `` {x}" |
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111 |
by (simp add: hypnatrel_def) |
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112 |
|
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113 |
declare lemma_hypnatrel_refl [simp] |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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114 |
|
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Conversion of HyperNat to Isar format and its declaration as a semiring
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115 |
lemma hypnat_empty_not_mem: "{} \<notin> hypnat" |
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116 |
apply (unfold hypnat_def) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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117 |
apply (auto elim!: quotientE equalityCE) |
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118 |
done |
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119 |
|
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120 |
declare hypnat_empty_not_mem [simp] |
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121 |
|
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122 |
lemma Rep_hypnat_nonempty: "Rep_hypnat x \<noteq> {}" |
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123 |
by (cut_tac x = x in Rep_hypnat, auto) |
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124 |
|
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125 |
declare Rep_hypnat_nonempty [simp] |
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126 |
|
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127 |
|
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128 |
lemma eq_Abs_hypnat: |
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129 |
"(!!x. z = Abs_hypnat(hypnatrel``{x}) ==> P) ==> P" |
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130 |
apply (rule_tac x1=z in Rep_hypnat [unfolded hypnat_def, THEN quotientE]) |
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131 |
apply (drule_tac f = Abs_hypnat in arg_cong) |
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132 |
apply (force simp add: Rep_hypnat_inverse) |
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Conversion of HyperNat to Isar format and its declaration as a semiring
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133 |
done |
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134 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
135 |
subsection{*Hypernat Addition*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
136 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
137 |
lemma hypnat_add_congruent2: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
138 |
"congruent2 hypnatrel (%X Y. hypnatrel``{%n. X n + Y n})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
139 |
apply (unfold congruent2_def, auto, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
140 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
141 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
142 |
lemma hypnat_add: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
143 |
"Abs_hypnat(hypnatrel``{%n. X n}) + Abs_hypnat(hypnatrel``{%n. Y n}) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
144 |
Abs_hypnat(hypnatrel``{%n. X n + Y n})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
145 |
by (simp add: hypnat_add_def UN_equiv_class2 [OF equiv_hypnatrel hypnat_add_congruent2]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
146 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
147 |
lemma hypnat_add_commute: "(z::hypnat) + w = w + z" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
148 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
149 |
apply (rule eq_Abs_hypnat [of w]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
150 |
apply (simp add: add_ac hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
151 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
152 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
153 |
lemma hypnat_add_assoc: "((z1::hypnat) + z2) + z3 = z1 + (z2 + z3)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
154 |
apply (rule eq_Abs_hypnat [of z1]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
155 |
apply (rule eq_Abs_hypnat [of z2]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
156 |
apply (rule eq_Abs_hypnat [of z3]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
157 |
apply (simp add: hypnat_add nat_add_assoc) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
158 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
159 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
160 |
lemma hypnat_add_zero_left: "(0::hypnat) + z = z" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
161 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
162 |
apply (simp add: hypnat_zero_def hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
163 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
164 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
165 |
instance hypnat :: plus_ac0 |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
166 |
by (intro_classes, |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
167 |
(assumption | |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
168 |
rule hypnat_add_commute hypnat_add_assoc hypnat_add_zero_left)+) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
169 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
170 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
171 |
subsection{*Subtraction inverse on @{typ hypreal}*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
172 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
173 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
174 |
lemma hypnat_minus_congruent2: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
175 |
"congruent2 hypnatrel (%X Y. hypnatrel``{%n. X n - Y n})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
176 |
apply (unfold congruent2_def, auto, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
177 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
178 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
179 |
lemma hypnat_minus: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
180 |
"Abs_hypnat(hypnatrel``{%n. X n}) - Abs_hypnat(hypnatrel``{%n. Y n}) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
181 |
Abs_hypnat(hypnatrel``{%n. X n - Y n})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
182 |
by (simp add: hypnat_minus_def UN_equiv_class2 [OF equiv_hypnatrel hypnat_minus_congruent2]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
183 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
184 |
lemma hypnat_minus_zero: "z - z = (0::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
185 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
186 |
apply (simp add: hypnat_zero_def hypnat_minus) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
187 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
188 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
189 |
lemma hypnat_diff_0_eq_0: "(0::hypnat) - n = 0" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
190 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
191 |
apply (simp add: hypnat_minus hypnat_zero_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
192 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
193 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
194 |
declare hypnat_minus_zero [simp] hypnat_diff_0_eq_0 [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
195 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
196 |
lemma hypnat_add_is_0: "(m+n = (0::hypnat)) = (m=0 & n=0)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
197 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
198 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
199 |
apply (auto intro: FreeUltrafilterNat_subset dest: FreeUltrafilterNat_Int simp add: hypnat_zero_def hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
200 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
201 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
202 |
declare hypnat_add_is_0 [iff] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
203 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
204 |
lemma hypnat_diff_diff_left: "(i::hypnat) - j - k = i - (j+k)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
205 |
apply (rule eq_Abs_hypnat [of i]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
206 |
apply (rule eq_Abs_hypnat [of j]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
207 |
apply (rule eq_Abs_hypnat [of k]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
208 |
apply (simp add: hypnat_minus hypnat_add diff_diff_left) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
209 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
210 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
211 |
lemma hypnat_diff_commute: "(i::hypnat) - j - k = i-k-j" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
212 |
by (simp add: hypnat_diff_diff_left hypnat_add_commute) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
213 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
214 |
lemma hypnat_diff_add_inverse: "((n::hypnat) + m) - n = m" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
215 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
216 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
217 |
apply (simp add: hypnat_minus hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
218 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
219 |
declare hypnat_diff_add_inverse [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
220 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
221 |
lemma hypnat_diff_add_inverse2: "((m::hypnat) + n) - n = m" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
222 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
223 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
224 |
apply (simp add: hypnat_minus hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
225 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
226 |
declare hypnat_diff_add_inverse2 [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
227 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
228 |
lemma hypnat_diff_cancel: "((k::hypnat) + m) - (k+n) = m - n" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
229 |
apply (rule eq_Abs_hypnat [of k]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
230 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
231 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
232 |
apply (simp add: hypnat_minus hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
233 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
234 |
declare hypnat_diff_cancel [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
235 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
236 |
lemma hypnat_diff_cancel2: "((m::hypnat) + k) - (n+k) = m - n" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
237 |
by (simp add: hypnat_add_commute [of _ k]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
238 |
declare hypnat_diff_cancel2 [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
239 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
240 |
lemma hypnat_diff_add_0: "(n::hypnat) - (n+m) = (0::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
241 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
242 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
243 |
apply (simp add: hypnat_zero_def hypnat_minus hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
244 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
245 |
declare hypnat_diff_add_0 [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
246 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
247 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
248 |
subsection{*Hyperreal Multiplication*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
249 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
250 |
lemma hypnat_mult_congruent2: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
251 |
"congruent2 hypnatrel (%X Y. hypnatrel``{%n. X n * Y n})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
252 |
by (unfold congruent2_def, auto, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
253 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
254 |
lemma hypnat_mult: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
255 |
"Abs_hypnat(hypnatrel``{%n. X n}) * Abs_hypnat(hypnatrel``{%n. Y n}) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
256 |
Abs_hypnat(hypnatrel``{%n. X n * Y n})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
257 |
by (simp add: hypnat_mult_def UN_equiv_class2 [OF equiv_hypnatrel hypnat_mult_congruent2]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
258 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
259 |
lemma hypnat_mult_commute: "(z::hypnat) * w = w * z" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
260 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
261 |
apply (rule eq_Abs_hypnat [of w]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
262 |
apply (simp add: hypnat_mult mult_ac) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
263 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
264 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
265 |
lemma hypnat_mult_assoc: "((z1::hypnat) * z2) * z3 = z1 * (z2 * z3)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
266 |
apply (rule eq_Abs_hypnat [of z1]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
267 |
apply (rule eq_Abs_hypnat [of z2]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
268 |
apply (rule eq_Abs_hypnat [of z3]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
269 |
apply (simp add: hypnat_mult mult_assoc) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
270 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
271 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
272 |
lemma hypnat_mult_1: "(1::hypnat) * z = z" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
273 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
274 |
apply (simp add: hypnat_mult hypnat_one_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
275 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
276 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
277 |
lemma hypnat_diff_mult_distrib: "((m::hypnat) - n) * k = (m * k) - (n * k)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
278 |
apply (rule eq_Abs_hypnat [of k]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
279 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
280 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
281 |
apply (simp add: hypnat_mult hypnat_minus diff_mult_distrib) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
282 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
283 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
284 |
lemma hypnat_diff_mult_distrib2: "(k::hypnat) * (m - n) = (k * m) - (k * n)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
285 |
by (simp add: hypnat_diff_mult_distrib hypnat_mult_commute [of k]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
286 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
287 |
lemma hypnat_add_mult_distrib: "((z1::hypnat) + z2) * w = (z1 * w) + (z2 * w)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
288 |
apply (rule eq_Abs_hypnat [of z1]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
289 |
apply (rule eq_Abs_hypnat [of z2]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
290 |
apply (rule eq_Abs_hypnat [of w]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
291 |
apply (simp add: hypnat_mult hypnat_add add_mult_distrib) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
292 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
293 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
294 |
lemma hypnat_add_mult_distrib2: "(w::hypnat) * (z1 + z2) = (w * z1) + (w * z2)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
295 |
by (simp add: hypnat_mult_commute [of w] hypnat_add_mult_distrib) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
296 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
297 |
text{*one and zero are distinct*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
298 |
lemma hypnat_zero_not_eq_one: "(0::hypnat) \<noteq> (1::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
299 |
by (auto simp add: hypnat_zero_def hypnat_one_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
300 |
declare hypnat_zero_not_eq_one [THEN not_sym, simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
301 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
302 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
303 |
text{*The Hypernaturals Form A Semiring*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
304 |
instance hypnat :: semiring |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
305 |
proof |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
306 |
fix i j k :: hypnat |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
307 |
show "(i + j) + k = i + (j + k)" by (rule hypnat_add_assoc) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
308 |
show "i + j = j + i" by (rule hypnat_add_commute) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
309 |
show "0 + i = i" by simp |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
310 |
show "(i * j) * k = i * (j * k)" by (rule hypnat_mult_assoc) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
311 |
show "i * j = j * i" by (rule hypnat_mult_commute) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
312 |
show "1 * i = i" by (rule hypnat_mult_1) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
313 |
show "(i + j) * k = i * k + j * k" by (simp add: hypnat_add_mult_distrib) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
314 |
show "0 \<noteq> (1::hypnat)" by (rule hypnat_zero_not_eq_one) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
315 |
assume "k+i = k+j" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
316 |
hence "(k+i) - k = (k+j) - k" by simp |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
317 |
thus "i=j" by simp |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
318 |
qed |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
319 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
320 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
321 |
subsection{*Properties of The @{text "\<le>"} Relation*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
322 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
323 |
lemma hypnat_le: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
324 |
"(Abs_hypnat(hypnatrel``{%n. X n}) \<le> Abs_hypnat(hypnatrel``{%n. Y n})) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
325 |
({n. X n \<le> Y n} \<in> FreeUltrafilterNat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
326 |
apply (unfold hypnat_le_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
327 |
apply (auto intro!: lemma_hypnatrel_refl, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
328 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
329 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
330 |
lemma hypnat_le_refl: "w \<le> (w::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
331 |
apply (rule eq_Abs_hypnat [of w]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
332 |
apply (simp add: hypnat_le) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
333 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
334 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
335 |
lemma hypnat_le_trans: "[| i \<le> j; j \<le> k |] ==> i \<le> (k::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
336 |
apply (rule eq_Abs_hypnat [of i]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
337 |
apply (rule eq_Abs_hypnat [of j]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
338 |
apply (rule eq_Abs_hypnat [of k]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
339 |
apply (simp add: hypnat_le, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
340 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
341 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
342 |
lemma hypnat_le_anti_sym: "[| z \<le> w; w \<le> z |] ==> z = (w::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
343 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
344 |
apply (rule eq_Abs_hypnat [of w]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
345 |
apply (simp add: hypnat_le, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
346 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
347 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
348 |
(* Axiom 'order_less_le' of class 'order': *) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
349 |
lemma hypnat_less_le: "((w::hypnat) < z) = (w \<le> z & w \<noteq> z)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
350 |
by (simp add: hypnat_less_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
351 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
352 |
instance hypnat :: order |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
353 |
proof qed |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
354 |
(assumption | |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
355 |
rule hypnat_le_refl hypnat_le_trans hypnat_le_anti_sym hypnat_less_le)+ |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
356 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
357 |
(* Axiom 'linorder_linear' of class 'linorder': *) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
358 |
lemma hypnat_le_linear: "(z::hypnat) \<le> w | w \<le> z" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
359 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
360 |
apply (rule eq_Abs_hypnat [of w]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
361 |
apply (auto simp add: hypnat_le, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
362 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
363 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
364 |
instance hypnat :: linorder |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
365 |
by (intro_classes, rule hypnat_le_linear) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
366 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
367 |
lemma hypnat_add_left_mono: "x \<le> y ==> z + x \<le> z + (y::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
368 |
apply (rule eq_Abs_hypnat [of x]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
369 |
apply (rule eq_Abs_hypnat [of y]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
370 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
371 |
apply (auto simp add: hypnat_le hypnat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
372 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
373 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
374 |
lemma hypnat_mult_less_mono2: "[| (0::hypnat)<z; x<y |] ==> z*x<z*y" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
375 |
apply (rule eq_Abs_hypnat [of x]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
376 |
apply (rule eq_Abs_hypnat [of y]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
377 |
apply (rule eq_Abs_hypnat [of z]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
378 |
apply (simp add: hypnat_zero_def hypnat_mult linorder_not_le [symmetric]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
379 |
apply (auto simp add: hypnat_le, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
380 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
381 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
382 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
383 |
subsection{*The Hypernaturals Form an Ordered Semiring*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
384 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
385 |
instance hypnat :: ordered_semiring |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
386 |
proof |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
387 |
fix x y z :: hypnat |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
388 |
show "0 < (1::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
389 |
by (simp add: hypnat_zero_def hypnat_one_def linorder_not_le [symmetric], |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
390 |
simp add: hypnat_le) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
391 |
show "x \<le> y ==> z + x \<le> z + y" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
392 |
by (rule hypnat_add_left_mono) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
393 |
show "x < y ==> 0 < z ==> z * x < z * y" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
394 |
by (simp add: hypnat_mult_less_mono2) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
395 |
qed |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
396 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
397 |
lemma hypnat_mult_is_0 [simp]: "(m*n = (0::hypnat)) = (m=0 | n=0)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
398 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
399 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
400 |
apply (auto simp add: hypnat_zero_def hypnat_mult, ultra+) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
401 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
402 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
403 |
lemma hypnat_diff_is_0_eq [simp]: "((m::hypnat) - n = 0) = (m \<le> n)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
404 |
apply (rule eq_Abs_hypnat [of m]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
405 |
apply (rule eq_Abs_hypnat [of n]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
406 |
apply (simp add: hypnat_le hypnat_minus hypnat_zero_def) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
407 |
done |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
408 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
409 |
|
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
410 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
411 |
subsection{*Theorems for Ordering*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
412 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
413 |
lemma hypnat_less: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
414 |
"(Abs_hypnat(hypnatrel``{%n. X n}) < Abs_hypnat(hypnatrel``{%n. Y n})) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
415 |
({n. X n < Y n} \<in> FreeUltrafilterNat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
416 |
apply (auto simp add: hypnat_le linorder_not_le [symmetric]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
417 |
apply (ultra+) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
418 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
419 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
420 |
lemma hypnat_not_less0 [iff]: "~ n < (0::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
421 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
422 |
apply (auto simp add: hypnat_zero_def hypnat_less) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
423 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
424 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
425 |
lemma hypnat_less_one [iff]: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
426 |
"(n < (1::hypnat)) = (n=0)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
427 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
428 |
apply (auto simp add: hypnat_zero_def hypnat_one_def hypnat_less) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
429 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
430 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
431 |
lemma hypnat_add_diff_inverse: "~ m<n ==> n+(m-n) = (m::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
432 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
433 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
434 |
apply (simp add: hypnat_minus hypnat_add hypnat_less split: nat_diff_split, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
435 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
436 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
437 |
lemma hypnat_le_add_diff_inverse [simp]: "n \<le> m ==> n+(m-n) = (m::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
438 |
by (simp add: hypnat_add_diff_inverse linorder_not_less [symmetric]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
439 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
440 |
lemma hypnat_le_add_diff_inverse2 [simp]: "n\<le>m ==> (m-n)+n = (m::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
441 |
by (simp add: hypnat_le_add_diff_inverse hypnat_add_commute) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
442 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
443 |
declare hypnat_le_add_diff_inverse2 [OF order_less_imp_le] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
444 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
445 |
lemma hypnat_le0 [iff]: "(0::hypnat) \<le> n" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
446 |
by (simp add: linorder_not_less [symmetric]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
447 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
448 |
lemma hypnat_add_self_le [simp]: "(x::hypnat) \<le> n + x" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
449 |
by (insert add_right_mono [of 0 n x], simp) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
450 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
451 |
lemma hypnat_add_one_self_less [simp]: "(x::hypnat) < x + (1::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
452 |
by (insert add_strict_left_mono [OF zero_less_one], auto) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
453 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
454 |
lemma hypnat_neq0_conv [iff]: "(n \<noteq> 0) = (0 < (n::hypnat))" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
455 |
by (simp add: order_less_le) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
456 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
457 |
lemma hypnat_gt_zero_iff: "((0::hypnat) < n) = ((1::hypnat) \<le> n)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
458 |
by (auto simp add: linorder_not_less [symmetric]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
459 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
460 |
lemma hypnat_gt_zero_iff2: "(0 < n) = (\<exists>m. n = m + (1::hypnat))" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
461 |
apply safe |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
462 |
apply (rule_tac x = "n - (1::hypnat) " in exI) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
463 |
apply (simp add: hypnat_gt_zero_iff) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
464 |
apply (insert add_le_less_mono [OF _ zero_less_one, of 0], auto) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
465 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
466 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
467 |
lemma hypnat_add_self_not_less: "~ (x + y < (x::hypnat))" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
468 |
by (simp add: linorder_not_le [symmetric] add_commute [of x]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
469 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
470 |
lemma hypnat_diff_split: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
471 |
"P(a - b::hypnat) = ((a<b --> P 0) & (ALL d. a = b + d --> P d))" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
472 |
-- {* elimination of @{text -} on @{text hypnat} *} |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
473 |
proof (cases "a<b" rule: case_split) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
474 |
case True |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
475 |
thus ?thesis |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
476 |
by (auto simp add: hypnat_add_self_not_less order_less_imp_le |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
477 |
hypnat_diff_is_0_eq [THEN iffD2]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
478 |
next |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
479 |
case False |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
480 |
thus ?thesis |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
481 |
by (auto simp add: linorder_not_less dest: order_le_less_trans); |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
482 |
qed |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
483 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
484 |
|
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
485 |
subsection{*The Embedding @{term hypnat_of_nat} Preserves Ring and |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
486 |
Order Properties*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
487 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
488 |
constdefs |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
489 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
490 |
hypnat_of_nat :: "nat => hypnat" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
491 |
"hypnat_of_nat m == of_nat m" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
492 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
493 |
(* the set of infinite hypernatural numbers *) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
494 |
HNatInfinite :: "hypnat set" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
495 |
"HNatInfinite == {n. n \<notin> Nats}" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
496 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
497 |
|
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
498 |
lemma hypnat_of_nat_add: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
499 |
"hypnat_of_nat ((z::nat) + w) = hypnat_of_nat z + hypnat_of_nat w" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
500 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
501 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
502 |
lemma hypnat_of_nat_mult: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
503 |
"hypnat_of_nat (z * w) = hypnat_of_nat z * hypnat_of_nat w" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
504 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
505 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
506 |
lemma hypnat_of_nat_less_iff [simp]: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
507 |
"(hypnat_of_nat z < hypnat_of_nat w) = (z < w)" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
508 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
509 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
510 |
lemma hypnat_of_nat_le_iff [simp]: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
511 |
"(hypnat_of_nat z \<le> hypnat_of_nat w) = (z \<le> w)" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
512 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
513 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
514 |
lemma hypnat_of_nat_eq_iff [simp]: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
515 |
"(hypnat_of_nat z = hypnat_of_nat w) = (z = w)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
516 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
517 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
518 |
lemma hypnat_of_nat_one [simp]: "hypnat_of_nat (Suc 0) = (1::hypnat)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
519 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
520 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
521 |
lemma hypnat_of_nat_zero [simp]: "hypnat_of_nat 0 = 0" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
522 |
by (simp add: hypnat_of_nat_def) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
523 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
524 |
lemma hypnat_of_nat_zero_iff [simp]: "(hypnat_of_nat n = 0) = (n = 0)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
525 |
by (simp add: hypnat_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
526 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
527 |
lemma hypnat_of_nat_Suc [simp]: |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
528 |
"hypnat_of_nat (Suc n) = hypnat_of_nat n + (1::hypnat)" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
529 |
by (simp add: hypnat_of_nat_def) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
530 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
531 |
lemma hypnat_of_nat_minus: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
532 |
"hypnat_of_nat ((j::nat) - k) = hypnat_of_nat j - hypnat_of_nat k" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
533 |
by (simp add: hypnat_of_nat_def split: nat_diff_split hypnat_diff_split) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
534 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
535 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
536 |
subsection{*Existence of an Infinite Hypernatural Number*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
537 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
538 |
lemma hypnat_omega: "hypnatrel``{%n::nat. n} \<in> hypnat" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
539 |
by auto |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
540 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
541 |
lemma Rep_hypnat_omega: "Rep_hypnat(whn) \<in> hypnat" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
542 |
by (simp add: hypnat_omega_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
543 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
544 |
text{*Existence of infinite number not corresponding to any natural number |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
545 |
follows because member @{term FreeUltrafilterNat} is not finite. |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
546 |
See @{text HyperDef.thy} for similar argument.*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
547 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
548 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
549 |
subsection{*Properties of the set @{term Nats} of Embedded Natural Numbers*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
550 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
551 |
lemma of_nat_eq_add [rule_format]: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
552 |
"\<forall>d::hypnat. of_nat m = of_nat n + d --> d \<in> range of_nat" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
553 |
apply (induct n) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
554 |
apply (auto simp add: add_assoc) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
555 |
apply (case_tac x) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
556 |
apply (auto simp add: add_commute [of 1]) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
557 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
558 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
559 |
lemma Nats_diff [simp]: "[|a \<in> Nats; b \<in> Nats|] ==> (a-b :: hypnat) \<in> Nats" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
560 |
apply (auto simp add: of_nat_eq_add Nats_def split: hypnat_diff_split) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
561 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
562 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
563 |
lemma lemma_unbounded_set [simp]: "{n::nat. m < n} \<in> FreeUltrafilterNat" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
564 |
apply (insert finite_atMost [of m]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
565 |
apply (simp add: atMost_def) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
566 |
apply (drule FreeUltrafilterNat_finite) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
567 |
apply (drule FreeUltrafilterNat_Compl_mem) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
568 |
apply ultra |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
569 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
570 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
571 |
lemma Compl_Collect_le: "- {n::nat. N \<le> n} = {n. n < N}" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
572 |
by (simp add: Collect_neg_eq [symmetric] linorder_not_le) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
573 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
574 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
575 |
lemma hypnat_of_nat_eq: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
576 |
"hypnat_of_nat m = Abs_hypnat(hypnatrel``{%n::nat. m})" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
577 |
apply (induct m) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
578 |
apply (simp_all add: hypnat_zero_def hypnat_one_def hypnat_add); |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
579 |
done |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
580 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
581 |
lemma SHNat_eq: "Nats = {n. \<exists>N. n = hypnat_of_nat N}" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
582 |
by (force simp add: hypnat_of_nat_def Nats_def) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
583 |
|
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
584 |
lemma hypnat_omega_gt_SHNat: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
585 |
"n \<in> Nats ==> n < whn" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
586 |
apply (auto simp add: hypnat_of_nat_eq hypnat_less_def hypnat_le_def |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
587 |
hypnat_omega_def SHNat_eq) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
588 |
prefer 2 apply (force dest: FreeUltrafilterNat_not_finite) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
589 |
apply (auto intro!: exI) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
590 |
apply (rule cofinite_mem_FreeUltrafilterNat) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
591 |
apply (simp add: Compl_Collect_le finite_nat_segment) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
592 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
593 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
594 |
(* Infinite hypernatural not in embedded Nats *) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
595 |
lemma SHNAT_omega_not_mem [simp]: "whn \<notin> Nats" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
596 |
apply (blast dest: hypnat_omega_gt_SHNat) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
597 |
done |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
598 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
599 |
lemma hypnat_of_nat_less_whn [simp]: "hypnat_of_nat n < whn" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
600 |
apply (insert hypnat_omega_gt_SHNat [of "hypnat_of_nat n"]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
601 |
apply (simp add: hypnat_of_nat_def) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
602 |
done |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
603 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
604 |
lemma hypnat_of_nat_le_whn [simp]: "hypnat_of_nat n \<le> whn" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
605 |
by (rule hypnat_of_nat_less_whn [THEN order_less_imp_le]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
606 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
607 |
lemma hypnat_zero_less_hypnat_omega [simp]: "0 < whn" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
608 |
by (simp add: hypnat_omega_gt_SHNat) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
609 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
610 |
lemma hypnat_one_less_hypnat_omega [simp]: "(1::hypnat) < whn" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
611 |
by (simp add: hypnat_omega_gt_SHNat) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
612 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
613 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
614 |
subsection{*Infinite Hypernatural Numbers -- @{term HNatInfinite}*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
615 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
616 |
lemma HNatInfinite_whn [simp]: "whn \<in> HNatInfinite" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
617 |
by (simp add: HNatInfinite_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
618 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
619 |
lemma Nats_not_HNatInfinite_iff: "(x \<in> Nats) = (x \<notin> HNatInfinite)" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
620 |
by (simp add: HNatInfinite_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
621 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
622 |
lemma HNatInfinite_not_Nats_iff: "(x \<in> HNatInfinite) = (x \<notin> Nats)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
623 |
by (simp add: HNatInfinite_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
624 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
625 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
626 |
subsection{*Alternative Characterization of the Set of Infinite Hypernaturals: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
627 |
@{term "HNatInfinite = {N. \<forall>n \<in> Nats. n < N}"}*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
628 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
629 |
(*??delete? similar reasoning in hypnat_omega_gt_SHNat above*) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
630 |
lemma HNatInfinite_FreeUltrafilterNat_lemma: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
631 |
"\<forall>N::nat. {n. f n \<noteq> N} \<in> FreeUltrafilterNat |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
632 |
==> {n. N < f n} \<in> FreeUltrafilterNat" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
633 |
apply (induct_tac "N") |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
634 |
apply (drule_tac x = 0 in spec) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
635 |
apply (rule ccontr, drule FreeUltrafilterNat_Compl_mem, drule FreeUltrafilterNat_Int, assumption, simp) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
636 |
apply (drule_tac x = "Suc n" in spec, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
637 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
638 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
639 |
lemma HNatInfinite_iff: "HNatInfinite = {N. \<forall>n \<in> Nats. n < N}" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
640 |
apply (auto simp add: HNatInfinite_def SHNat_eq hypnat_of_nat_eq) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
641 |
apply (rule_tac z = x in eq_Abs_hypnat) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
642 |
apply (auto elim: HNatInfinite_FreeUltrafilterNat_lemma |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
643 |
simp add: hypnat_less FreeUltrafilterNat_Compl_iff1 |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
644 |
Collect_neg_eq [symmetric]) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
645 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
646 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
647 |
|
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
648 |
subsection{*Alternative Characterization of @{term HNatInfinite} using |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
649 |
Free Ultrafilter*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
650 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
651 |
lemma HNatInfinite_FreeUltrafilterNat: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
652 |
"x \<in> HNatInfinite |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
653 |
==> \<exists>X \<in> Rep_hypnat x. \<forall>u. {n. u < X n}: FreeUltrafilterNat" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
654 |
apply (rule eq_Abs_hypnat [of x]) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
655 |
apply (auto simp add: HNatInfinite_iff SHNat_eq hypnat_of_nat_eq) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
656 |
apply (rule bexI [OF _ lemma_hypnatrel_refl], clarify) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
657 |
apply (auto simp add: hypnat_of_nat_def hypnat_less) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
658 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
659 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
660 |
lemma FreeUltrafilterNat_HNatInfinite: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
661 |
"\<exists>X \<in> Rep_hypnat x. \<forall>u. {n. u < X n}: FreeUltrafilterNat |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
662 |
==> x \<in> HNatInfinite" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
663 |
apply (rule eq_Abs_hypnat [of x]) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
664 |
apply (auto simp add: hypnat_less HNatInfinite_iff SHNat_eq hypnat_of_nat_eq) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
665 |
apply (drule spec, ultra, auto) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
666 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
667 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
668 |
lemma HNatInfinite_FreeUltrafilterNat_iff: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
669 |
"(x \<in> HNatInfinite) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
670 |
(\<exists>X \<in> Rep_hypnat x. \<forall>u. {n. u < X n}: FreeUltrafilterNat)" |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
671 |
by (blast intro: HNatInfinite_FreeUltrafilterNat |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
672 |
FreeUltrafilterNat_HNatInfinite) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
673 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
674 |
lemma HNatInfinite_gt_one [simp]: "x \<in> HNatInfinite ==> (1::hypnat) < x" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
675 |
by (auto simp add: HNatInfinite_iff) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
676 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
677 |
lemma zero_not_mem_HNatInfinite [simp]: "0 \<notin> HNatInfinite" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
678 |
apply (auto simp add: HNatInfinite_iff) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
679 |
apply (drule_tac a = " (1::hypnat) " in equals0D) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
680 |
apply simp |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
681 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
682 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
683 |
lemma HNatInfinite_not_eq_zero: "x \<in> HNatInfinite ==> 0 < x" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
684 |
apply (drule HNatInfinite_gt_one) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
685 |
apply (auto simp add: order_less_trans [OF zero_less_one]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
686 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
687 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
688 |
lemma HNatInfinite_ge_one [simp]: "x \<in> HNatInfinite ==> (1::hypnat) \<le> x" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
689 |
by (blast intro: order_less_imp_le HNatInfinite_gt_one) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
690 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
691 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
692 |
subsection{*Closure Rules*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
693 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
694 |
lemma HNatInfinite_add: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
695 |
"[| x \<in> HNatInfinite; y \<in> HNatInfinite |] ==> x + y \<in> HNatInfinite" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
696 |
apply (auto simp add: HNatInfinite_iff) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
697 |
apply (drule bspec, assumption) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
698 |
apply (drule bspec [OF _ Nats_0]) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
699 |
apply (drule add_strict_mono, assumption, simp) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
700 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
701 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
702 |
lemma HNatInfinite_SHNat_add: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
703 |
"[| x \<in> HNatInfinite; y \<in> Nats |] ==> x + y \<in> HNatInfinite" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
704 |
apply (auto simp add: HNatInfinite_not_Nats_iff) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
705 |
apply (drule_tac a = "x + y" in Nats_diff) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
706 |
apply (auto ); |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
707 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
708 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
709 |
lemma HNatInfinite_Nats_imp_less: "[| x \<in> HNatInfinite; y \<in> Nats |] ==> y < x" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
710 |
by (simp add: HNatInfinite_iff) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
711 |
|
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
712 |
lemma HNatInfinite_SHNat_diff: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
713 |
assumes x: "x \<in> HNatInfinite" and y: "y \<in> Nats" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
714 |
shows "x - y \<in> HNatInfinite" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
715 |
proof - |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
716 |
have "y < x" by (simp add: HNatInfinite_Nats_imp_less prems) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
717 |
hence "x - y + y = x" by (simp add: order_less_imp_le) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
718 |
with x show ?thesis |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
719 |
by (force simp add: HNatInfinite_not_Nats_iff |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
720 |
dest: Nats_add [of "x-y", OF _ y]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
721 |
qed |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
722 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
723 |
lemma HNatInfinite_add_one: "x \<in> HNatInfinite ==> x + (1::hypnat) \<in> HNatInfinite" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
724 |
by (auto intro: HNatInfinite_SHNat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
725 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
726 |
lemma HNatInfinite_is_Suc: "x \<in> HNatInfinite ==> \<exists>y. x = y + (1::hypnat)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
727 |
apply (rule_tac x = "x - (1::hypnat) " in exI) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
728 |
apply auto |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
729 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
730 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
731 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
732 |
subsection{*Embedding of the Hypernaturals into the Hyperreals*} |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
733 |
text{*Obtained using the nonstandard extension of the naturals*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
734 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
735 |
constdefs |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
736 |
hypreal_of_hypnat :: "hypnat => hypreal" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
737 |
"hypreal_of_hypnat N == |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
738 |
Abs_hypreal(\<Union>X \<in> Rep_hypnat(N). hyprel``{%n::nat. real (X n)})" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
739 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
740 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
741 |
lemma HNat_hypreal_of_nat [simp]: "hypreal_of_nat N \<in> Nats" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
742 |
by (simp add: hypreal_of_nat_def) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
743 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
744 |
(*WARNING: FRAGILE!*) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
745 |
lemma lemma_hyprel_FUFN: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
746 |
"(Ya \<in> hyprel ``{%n. f(n)}) = ({n. f n = Ya n} \<in> FreeUltrafilterNat)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
747 |
by force |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
748 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
749 |
lemma hypreal_of_hypnat: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
750 |
"hypreal_of_hypnat (Abs_hypnat(hypnatrel``{%n. X n})) = |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
751 |
Abs_hypreal(hyprel `` {%n. real (X n)})" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
752 |
apply (simp add: hypreal_of_hypnat_def) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
753 |
apply (rule_tac f = Abs_hypreal in arg_cong) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
754 |
apply (auto elim: FreeUltrafilterNat_Int [THEN FreeUltrafilterNat_subset] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
755 |
simp add: lemma_hyprel_FUFN) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
756 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
757 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
758 |
lemma hypreal_of_hypnat_inject [simp]: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
759 |
"(hypreal_of_hypnat m = hypreal_of_hypnat n) = (m=n)" |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
760 |
apply (rule eq_Abs_hypnat [of m]) |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
761 |
apply (rule eq_Abs_hypnat [of n]) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
762 |
apply (auto simp add: hypreal_of_hypnat) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
763 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
764 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
765 |
lemma hypreal_of_hypnat_zero: "hypreal_of_hypnat 0 = 0" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
766 |
by (simp add: hypnat_zero_def hypreal_zero_def hypreal_of_hypnat) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
767 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
768 |
lemma hypreal_of_hypnat_one: "hypreal_of_hypnat (1::hypnat) = 1" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
769 |
by (simp add: hypnat_one_def hypreal_one_def hypreal_of_hypnat) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
770 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
771 |
lemma hypreal_of_hypnat_add [simp]: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
772 |
"hypreal_of_hypnat (m + n) = hypreal_of_hypnat m + hypreal_of_hypnat n" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
773 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
774 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
775 |
apply (simp add: hypreal_of_hypnat hypreal_add hypnat_add real_of_nat_add) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
776 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
777 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
778 |
lemma hypreal_of_hypnat_mult [simp]: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
779 |
"hypreal_of_hypnat (m * n) = hypreal_of_hypnat m * hypreal_of_hypnat n" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
780 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
781 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
782 |
apply (simp add: hypreal_of_hypnat hypreal_mult hypnat_mult real_of_nat_mult) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
783 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
784 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
785 |
lemma hypreal_of_hypnat_less_iff [simp]: |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
786 |
"(hypreal_of_hypnat n < hypreal_of_hypnat m) = (n < m)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
787 |
apply (rule eq_Abs_hypnat [of m]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
788 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
789 |
apply (simp add: hypreal_of_hypnat hypreal_less hypnat_less) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
790 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
791 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
792 |
lemma hypreal_of_hypnat_eq_zero_iff: "(hypreal_of_hypnat N = 0) = (N = 0)" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
793 |
by (simp add: hypreal_of_hypnat_zero [symmetric]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
794 |
declare hypreal_of_hypnat_eq_zero_iff [simp] |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
795 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
796 |
lemma hypreal_of_hypnat_ge_zero [simp]: "0 \<le> hypreal_of_hypnat n" |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
797 |
apply (rule eq_Abs_hypnat [of n]) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
798 |
apply (simp add: hypreal_of_hypnat hypreal_zero_num hypreal_le) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
799 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
800 |
|
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
801 |
lemma HNatInfinite_inverse_Infinitesimal [simp]: |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
802 |
"n \<in> HNatInfinite ==> inverse (hypreal_of_hypnat n) \<in> Infinitesimal" |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
803 |
apply (rule eq_Abs_hypnat [of n]) |
14378
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
804 |
apply (auto simp add: hypreal_of_hypnat hypreal_inverse |
69c4d5997669
generic of_nat and of_int functions, and generalization of iszero
paulson
parents:
14371
diff
changeset
|
805 |
HNatInfinite_FreeUltrafilterNat_iff Infinitesimal_FreeUltrafilterNat_iff2) |
14371
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
806 |
apply (rule bexI, rule_tac [2] lemma_hyprel_refl, auto) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
807 |
apply (drule_tac x = "m + 1" in spec, ultra) |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
808 |
done |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
809 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
810 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
811 |
ML |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
812 |
{* |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
813 |
val hypnat_of_nat_def = thm"hypnat_of_nat_def"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
814 |
val HNatInfinite_def = thm"HNatInfinite_def"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
815 |
val hypreal_of_hypnat_def = thm"hypreal_of_hypnat_def"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
816 |
val hypnat_zero_def = thm"hypnat_zero_def"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
817 |
val hypnat_one_def = thm"hypnat_one_def"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
818 |
val hypnat_omega_def = thm"hypnat_omega_def"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
819 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
820 |
val hypnatrel_iff = thm "hypnatrel_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
821 |
val hypnatrel_refl = thm "hypnatrel_refl"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
822 |
val hypnatrel_sym = thm "hypnatrel_sym"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
823 |
val hypnatrel_trans = thm "hypnatrel_trans"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
824 |
val equiv_hypnatrel = thm "equiv_hypnatrel"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
825 |
val equiv_hypnatrel_iff = thms "equiv_hypnatrel_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
826 |
val hypnatrel_in_hypnat = thm "hypnatrel_in_hypnat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
827 |
val inj_on_Abs_hypnat = thm "inj_on_Abs_hypnat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
828 |
val inj_Rep_hypnat = thm "inj_Rep_hypnat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
829 |
val lemma_hypnatrel_refl = thm "lemma_hypnatrel_refl"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
830 |
val hypnat_empty_not_mem = thm "hypnat_empty_not_mem"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
831 |
val Rep_hypnat_nonempty = thm "Rep_hypnat_nonempty"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
832 |
val eq_Abs_hypnat = thm "eq_Abs_hypnat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
833 |
val hypnat_add_congruent2 = thm "hypnat_add_congruent2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
834 |
val hypnat_add = thm "hypnat_add"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
835 |
val hypnat_add_commute = thm "hypnat_add_commute"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
836 |
val hypnat_add_assoc = thm "hypnat_add_assoc"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
837 |
val hypnat_add_zero_left = thm "hypnat_add_zero_left"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
838 |
val hypnat_minus_congruent2 = thm "hypnat_minus_congruent2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
839 |
val hypnat_minus = thm "hypnat_minus"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
840 |
val hypnat_minus_zero = thm "hypnat_minus_zero"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
841 |
val hypnat_diff_0_eq_0 = thm "hypnat_diff_0_eq_0"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
842 |
val hypnat_add_is_0 = thm "hypnat_add_is_0"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
843 |
val hypnat_diff_diff_left = thm "hypnat_diff_diff_left"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
844 |
val hypnat_diff_commute = thm "hypnat_diff_commute"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
845 |
val hypnat_diff_add_inverse = thm "hypnat_diff_add_inverse"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
846 |
val hypnat_diff_add_inverse2 = thm "hypnat_diff_add_inverse2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
847 |
val hypnat_diff_cancel = thm "hypnat_diff_cancel"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
848 |
val hypnat_diff_cancel2 = thm "hypnat_diff_cancel2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
849 |
val hypnat_diff_add_0 = thm "hypnat_diff_add_0"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
850 |
val hypnat_mult_congruent2 = thm "hypnat_mult_congruent2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
851 |
val hypnat_mult = thm "hypnat_mult"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
852 |
val hypnat_mult_commute = thm "hypnat_mult_commute"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
853 |
val hypnat_mult_assoc = thm "hypnat_mult_assoc"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
854 |
val hypnat_mult_1 = thm "hypnat_mult_1"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
855 |
val hypnat_diff_mult_distrib = thm "hypnat_diff_mult_distrib"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
856 |
val hypnat_diff_mult_distrib2 = thm "hypnat_diff_mult_distrib2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
857 |
val hypnat_add_mult_distrib = thm "hypnat_add_mult_distrib"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
858 |
val hypnat_add_mult_distrib2 = thm "hypnat_add_mult_distrib2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
859 |
val hypnat_zero_not_eq_one = thm "hypnat_zero_not_eq_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
860 |
val hypnat_le = thm "hypnat_le"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
861 |
val hypnat_le_refl = thm "hypnat_le_refl"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
862 |
val hypnat_le_trans = thm "hypnat_le_trans"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
863 |
val hypnat_le_anti_sym = thm "hypnat_le_anti_sym"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
864 |
val hypnat_less_le = thm "hypnat_less_le"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
865 |
val hypnat_le_linear = thm "hypnat_le_linear"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
866 |
val hypnat_add_left_mono = thm "hypnat_add_left_mono"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
867 |
val hypnat_mult_less_mono2 = thm "hypnat_mult_less_mono2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
868 |
val hypnat_mult_is_0 = thm "hypnat_mult_is_0"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
869 |
val hypnat_less = thm "hypnat_less"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
870 |
val hypnat_not_less0 = thm "hypnat_not_less0"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
871 |
val hypnat_less_one = thm "hypnat_less_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
872 |
val hypnat_add_diff_inverse = thm "hypnat_add_diff_inverse"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
873 |
val hypnat_le_add_diff_inverse = thm "hypnat_le_add_diff_inverse"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
874 |
val hypnat_le_add_diff_inverse2 = thm "hypnat_le_add_diff_inverse2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
875 |
val hypnat_le0 = thm "hypnat_le0"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
876 |
val hypnat_add_self_le = thm "hypnat_add_self_le"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
877 |
val hypnat_add_one_self_less = thm "hypnat_add_one_self_less"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
878 |
val hypnat_neq0_conv = thm "hypnat_neq0_conv"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
879 |
val hypnat_gt_zero_iff = thm "hypnat_gt_zero_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
880 |
val hypnat_gt_zero_iff2 = thm "hypnat_gt_zero_iff2"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
881 |
val hypnat_of_nat_add = thm "hypnat_of_nat_add"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
882 |
val hypnat_of_nat_minus = thm "hypnat_of_nat_minus"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
883 |
val hypnat_of_nat_mult = thm "hypnat_of_nat_mult"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
884 |
val hypnat_of_nat_less_iff = thm "hypnat_of_nat_less_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
885 |
val hypnat_of_nat_le_iff = thm "hypnat_of_nat_le_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
886 |
val hypnat_of_nat_one = thm "hypnat_of_nat_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
887 |
val hypnat_of_nat_zero = thm "hypnat_of_nat_zero"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
888 |
val hypnat_of_nat_zero_iff = thm "hypnat_of_nat_zero_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
889 |
val hypnat_of_nat_Suc = thm "hypnat_of_nat_Suc"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
890 |
val hypnat_omega = thm "hypnat_omega"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
891 |
val Rep_hypnat_omega = thm "Rep_hypnat_omega"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
892 |
val SHNAT_omega_not_mem = thm "SHNAT_omega_not_mem"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
893 |
val cofinite_mem_FreeUltrafilterNat = thm "cofinite_mem_FreeUltrafilterNat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
894 |
val hypnat_omega_gt_SHNat = thm "hypnat_omega_gt_SHNat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
895 |
val hypnat_of_nat_less_whn = thm "hypnat_of_nat_less_whn"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
896 |
val hypnat_of_nat_le_whn = thm "hypnat_of_nat_le_whn"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
897 |
val hypnat_zero_less_hypnat_omega = thm "hypnat_zero_less_hypnat_omega"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
898 |
val hypnat_one_less_hypnat_omega = thm "hypnat_one_less_hypnat_omega"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
899 |
val HNatInfinite_whn = thm "HNatInfinite_whn"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
900 |
val HNatInfinite_iff = thm "HNatInfinite_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
901 |
val HNatInfinite_FreeUltrafilterNat = thm "HNatInfinite_FreeUltrafilterNat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
902 |
val FreeUltrafilterNat_HNatInfinite = thm "FreeUltrafilterNat_HNatInfinite"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
903 |
val HNatInfinite_FreeUltrafilterNat_iff = thm "HNatInfinite_FreeUltrafilterNat_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
904 |
val HNatInfinite_gt_one = thm "HNatInfinite_gt_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
905 |
val zero_not_mem_HNatInfinite = thm "zero_not_mem_HNatInfinite"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
906 |
val HNatInfinite_not_eq_zero = thm "HNatInfinite_not_eq_zero"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
907 |
val HNatInfinite_ge_one = thm "HNatInfinite_ge_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
908 |
val HNatInfinite_add = thm "HNatInfinite_add"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
909 |
val HNatInfinite_SHNat_add = thm "HNatInfinite_SHNat_add"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
910 |
val HNatInfinite_SHNat_diff = thm "HNatInfinite_SHNat_diff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
911 |
val HNatInfinite_add_one = thm "HNatInfinite_add_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
912 |
val HNatInfinite_is_Suc = thm "HNatInfinite_is_Suc"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
913 |
val HNat_hypreal_of_nat = thm "HNat_hypreal_of_nat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
914 |
val hypreal_of_hypnat = thm "hypreal_of_hypnat"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
915 |
val hypreal_of_hypnat_zero = thm "hypreal_of_hypnat_zero"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
916 |
val hypreal_of_hypnat_one = thm "hypreal_of_hypnat_one"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
917 |
val hypreal_of_hypnat_add = thm "hypreal_of_hypnat_add"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
918 |
val hypreal_of_hypnat_mult = thm "hypreal_of_hypnat_mult"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
919 |
val hypreal_of_hypnat_less_iff = thm "hypreal_of_hypnat_less_iff"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
920 |
val hypreal_of_hypnat_ge_zero = thm "hypreal_of_hypnat_ge_zero"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
921 |
val HNatInfinite_inverse_Infinitesimal = thm "HNatInfinite_inverse_Infinitesimal"; |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
922 |
*} |
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
923 |
|
c78c7da09519
Conversion of HyperNat to Isar format and its declaration as a semiring
paulson
parents:
13487
diff
changeset
|
924 |
end |