--- a/src/ZF/Constructible/Formula.thy Sat Nov 01 11:40:55 2014 +0100
+++ b/src/ZF/Constructible/Formula.thy Sat Nov 01 14:20:38 2014 +0100
@@ -42,7 +42,7 @@
definition
Exists :: "i=>i" where
- "Exists(p) == Neg(Forall(Neg(p)))";
+ "Exists(p) == Neg(Forall(Neg(p)))"
lemma Neg_type [TC]: "p \<in> formula ==> Neg(p) \<in> formula"
by (simp add: Neg_def)
@@ -107,7 +107,7 @@
==> sats(A, Forall(p), env) \<longleftrightarrow> (\<forall>x\<in>A. sats(A, p, Cons(x,env)))"
by simp
-declare satisfies.simps [simp del];
+declare satisfies.simps [simp del]
subsection{*Dividing line between primitive and derived connectives*}
@@ -601,10 +601,10 @@
lemma Lset: "Lset(i) = (\<Union>j\<in>i. DPow(Lset(j)))"
by (subst Lset_def [THEN def_transrec], simp)
-lemma LsetI: "[|y\<in>x; A \<in> DPow(Lset(y))|] ==> A \<in> Lset(x)";
+lemma LsetI: "[|y\<in>x; A \<in> DPow(Lset(y))|] ==> A \<in> Lset(x)"
by (subst Lset, blast)
-lemma LsetD: "A \<in> Lset(x) ==> \<exists>y\<in>x. A \<in> DPow(Lset(y))";
+lemma LsetD: "A \<in> Lset(x) ==> \<exists>y\<in>x. A \<in> DPow(Lset(y))"
apply (insert Lset [of x])
apply (blast intro: elim: equalityE)
done
@@ -888,7 +888,7 @@
declare Ord_lrank [THEN lrank_of_Ord, simp]
text{*Kunen's VI 1.10 *}
-lemma Lset_in_Lset_succ: "Lset(i) \<in> Lset(succ(i))";
+lemma Lset_in_Lset_succ: "Lset(i) \<in> Lset(succ(i))"
apply (simp add: Lset_succ DPow_def)
apply (rule_tac x=Nil in bexI)
apply (rule_tac x="Equal(0,0)" in bexI)
@@ -907,7 +907,7 @@
done
text{*Kunen's VI 1.11 *}
-lemma Lset_subset_Vset: "Ord(i) ==> Lset(i) \<subseteq> Vset(i)";
+lemma Lset_subset_Vset: "Ord(i) ==> Lset(i) \<subseteq> Vset(i)"
apply (erule trans_induct)
apply (subst Lset)
apply (subst Vset)
@@ -917,7 +917,7 @@
done
text{*Kunen's VI 1.12 *}
-lemma Lset_subset_Vset': "i \<in> nat ==> Lset(i) = Vset(i)";
+lemma Lset_subset_Vset': "i \<in> nat ==> Lset(i) = Vset(i)"
apply (erule nat_induct)
apply (simp add: Vfrom_0)
apply (simp add: Lset_succ Vset_succ Finite_Vset Finite_DPow_eq_Pow)
@@ -1002,7 +1002,7 @@
\<exists>env \<in> list(A). \<exists>p \<in> formula.
X = {x\<in>A. sats(A, p, Cons(x,env))}}"
-lemma DPow_subset_DPow': "DPow(A) \<subseteq> DPow'(A)";
+lemma DPow_subset_DPow': "DPow(A) \<subseteq> DPow'(A)"
by (simp add: DPow_def DPow'_def, blast)
lemma DPow'_0: "DPow'(0) = {0}"