author | paulson |
Wed, 03 Jan 2007 18:29:46 +0100 | |
changeset 21979 | 80e10f181c46 |
parent 21978 | 72c21698a055 |
child 21999 | 0cf192e489e2 |
permissions | -rwxr-xr-x |
21978
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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1 |
(* ID: $Id$ |
21979
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2 |
Author: L C Paulson and Claire Quigley |
21978
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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3 |
Copyright 2004 University of Cambridge |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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4 |
*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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5 |
|
21979
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
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6 |
(*FIXME: can we delete the "thm * int" and "th sgno" below?*) |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
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7 |
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21978
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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8 |
(***************************************************************************) |
21979
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
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9 |
(* Code to deal with the transfer of proofs from a prover process *) |
21978
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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10 |
(***************************************************************************) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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11 |
signature RES_RECONSTRUCT = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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sig |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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13 |
val checkEProofFound: |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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14 |
TextIO.instream * TextIO.outstream * Posix.Process.pid * |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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15 |
string * thm * int * string Vector.vector -> bool |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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16 |
val checkVampProofFound: |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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17 |
TextIO.instream * TextIO.outstream * Posix.Process.pid * |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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18 |
string * thm * int * string Vector.vector -> bool |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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19 |
val checkSpassProofFound: |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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20 |
TextIO.instream * TextIO.outstream * Posix.Process.pid * |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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21 |
string * thm * int * string Vector.vector -> bool |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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22 |
val signal_parent: |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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TextIO.outstream * Posix.Process.pid * string * string -> unit |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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val nospaces: string -> string |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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structure ResReconstruct = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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struct |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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31 |
val trace_path = Path.basic "atp_trace"; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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fun trace s = if !Output.show_debug_msgs then File.append (File.tmp_path trace_path) s |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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else (); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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(*Full proof reconstruction wanted*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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val full = ref true; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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39 |
(**** PARSING OF TSTP FORMAT ****) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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(*Syntax trees, either termlist or formulae*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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42 |
datatype stree = Int of int | Br of string * stree list; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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fun atom x = Br(x,[]); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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fun scons (x,y) = Br("cons", [x,y]); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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47 |
val listof = foldl scons (atom "nil"); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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49 |
(*Strings enclosed in single quotes, e.g. filenames*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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50 |
val quoted = $$"'" |-- Scan.repeat (~$$"'") --| $$"'" >> implode; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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51 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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(*Intended for $true and $false*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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53 |
fun tf s = "c_" ^ str (Char.toUpper (String.sub(s,0))) ^ String.extract(s,1,NONE); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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val truefalse = $$"$" |-- Symbol.scan_id >> (atom o tf); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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55 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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56 |
(*Integer constants, typically proof line numbers*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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fun is_digit s = Char.isDigit (String.sub(s,0)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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58 |
val integer = Scan.many1 is_digit >> (valOf o Int.fromString o implode); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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59 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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60 |
(*Generalized FO terms, which include filenames, numbers, etc.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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61 |
fun termlist x = (term -- Scan.repeat ($$"," |-- term) >> op::) x |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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62 |
and term x = (quoted >> atom || integer>>Int || truefalse || |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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63 |
Symbol.scan_id -- Scan.optional ($$"(" |-- termlist --| $$")") [] >> Br || |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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$$"(" |-- term --| $$")" || |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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65 |
$$"[" |-- termlist --| $$"]" >> listof) x; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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66 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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67 |
fun negate t = Br("c_Not", [t]); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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68 |
fun equate (t1,t2) = Br("c_equal", [t1,t2]); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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69 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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70 |
(*Apply equal or not-equal to a term*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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71 |
fun syn_equal (t, NONE) = t |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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72 |
| syn_equal (t1, SOME (NONE, t2)) = equate (t1,t2) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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73 |
| syn_equal (t1, SOME (SOME _, t2)) = negate (equate (t1,t2)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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74 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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75 |
(*Literals can involve negation, = and !=.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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76 |
val literal = $$"~" |-- term >> negate || |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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77 |
(term -- Scan.option (Scan.option ($$"!") --| $$"=" -- term) >> syn_equal) ; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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78 |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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79 |
val literals = literal -- Scan.repeat ($$"|" |-- literal) >> op:: ; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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80 |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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81 |
(*Clause: a list of literals separated by the disjunction sign*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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82 |
val clause = $$"(" |-- literals --| $$")"; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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83 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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84 |
val annotations = $$"," |-- term -- Scan.option ($$"," |-- termlist); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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85 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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86 |
(*<cnf_annotated> ::=Êcnf(<name>,<formula_role>,<cnf_formula><annotations>). |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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87 |
The <name> could be an identifier, but we assume integers.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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88 |
val tstp_line = (Scan.this_string "cnf" -- $$"(") |-- |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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89 |
integer --| $$"," -- Symbol.scan_id --| $$"," -- |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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90 |
clause -- Scan.option annotations --| $$ ")"; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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91 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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92 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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93 |
(**** DUPLICATE of Susanto's code to remove ASCII armouring from names in proof files ****) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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94 |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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95 |
(*original file: Isabelle_ext.sml*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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96 |
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72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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97 |
val A_min_spc = Char.ord #"A" - Char.ord #" "; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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98 |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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99 |
fun cList2int chs = getOpt (Int.fromString (String.implode (rev chs)), 0); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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100 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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101 |
(*why such a tiny range?*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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102 |
fun check_valid_int x = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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103 |
let val val_x = cList2int x |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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104 |
in (length x = 3) andalso (val_x >= 123) andalso (val_x <= 126) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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105 |
end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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106 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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107 |
fun normalise_s s [] st_ sti = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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108 |
String.implode(rev( |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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109 |
if st_ |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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110 |
then if null sti |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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111 |
then (#"_" :: s) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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112 |
else if check_valid_int sti |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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113 |
then (Char.chr (cList2int sti) :: s) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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114 |
else (sti @ (#"_" :: s)) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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115 |
else s)) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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116 |
| normalise_s s (#"_"::cs) st_ sti = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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117 |
if st_ |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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118 |
then let val s' = if null sti |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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119 |
then (#"_"::s) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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120 |
else if check_valid_int sti |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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121 |
then (Char.chr (cList2int sti) :: s) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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122 |
else (sti @ (#"_" :: s)) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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123 |
in normalise_s s' cs false [] |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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124 |
end |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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125 |
else normalise_s s cs true [] |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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126 |
| normalise_s s (c::cs) true sti = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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127 |
if (Char.isDigit c) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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128 |
then normalise_s s cs true (c::sti) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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129 |
else let val s' = if null sti |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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130 |
then if ((c >= #"A") andalso (c<= #"P")) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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131 |
then ((Char.chr(Char.ord c - A_min_spc))::s) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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132 |
else (c :: (#"_" :: s)) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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133 |
else if check_valid_int sti |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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134 |
then (Char.chr (cList2int sti) :: s) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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135 |
else (sti @ (#"_" :: s)) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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136 |
in normalise_s s' cs false [] |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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137 |
end |
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138 |
| normalise_s s (c::cs) _ _ = normalise_s (c::s) cs false []; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
139 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
140 |
(*This version does not look for standard prefixes first.*) |
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141 |
fun normalise_string s = normalise_s [] (String.explode s) false []; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
142 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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143 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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144 |
(**** INTERPRETATION OF TSTP SYNTAX TREES ****) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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145 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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146 |
exception STREE of stree; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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147 |
|
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148 |
(*If string s has the prefix s1, return the result of deleting it.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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149 |
fun strip_prefix s1 s = |
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150 |
if String.isPrefix s1 s then SOME (normalise_string (String.extract (s, size s1, NONE))) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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151 |
else NONE; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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152 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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153 |
(*Invert the table of translations between Isabelle and ATPs*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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154 |
val type_const_trans_table_inv = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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155 |
Symtab.make (map swap (Symtab.dest ResClause.type_const_trans_table)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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156 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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157 |
fun invert_type_const c = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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158 |
case Symtab.lookup type_const_trans_table_inv c of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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159 |
SOME c' => c' |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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160 |
| NONE => c; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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161 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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162 |
fun make_tvar b = TVar(("'" ^ b, 0), HOLogic.typeS); |
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163 |
fun make_var (b,T) = Var((b,0),T); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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164 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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165 |
(*Type variables are given the basic sort, HOL.type. Some will later be constrained |
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166 |
by information from type literals, or by type inference.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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167 |
fun type_of_stree t = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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168 |
case t of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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169 |
Int _ => raise STREE t |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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170 |
| Br (a,ts) => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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171 |
let val Ts = map type_of_stree ts |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
172 |
in |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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173 |
case strip_prefix ResClause.tconst_prefix a of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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174 |
SOME b => Type(invert_type_const b, Ts) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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175 |
| NONE => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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176 |
if not (null ts) then raise STREE t (*only tconsts have type arguments*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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177 |
else |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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178 |
case strip_prefix ResClause.tfree_prefix a of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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179 |
SOME b => TFree("'" ^ b, HOLogic.typeS) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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180 |
| NONE => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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181 |
case strip_prefix ResClause.tvar_prefix a of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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182 |
SOME b => make_tvar b |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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183 |
| NONE => make_tvar a (*Variable from the ATP, say X1*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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184 |
end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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185 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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186 |
(*Invert the table of translations between Isabelle and ATPs*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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187 |
val const_trans_table_inv = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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188 |
Symtab.make (map swap (Symtab.dest ResClause.const_trans_table)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
189 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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190 |
fun invert_const c = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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191 |
case Symtab.lookup const_trans_table_inv c of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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192 |
SOME c' => c' |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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193 |
| NONE => c; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
194 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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195 |
(*The number of type arguments of a constant, zero if it's monomorphic*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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196 |
fun num_typargs thy s = length (Sign.const_typargs thy (s, Sign.the_const_type thy s)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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197 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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198 |
(*Generates a constant, given its type arguments*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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199 |
fun const_of thy (a,Ts) = Const(a, Sign.const_instance thy (a,Ts)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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200 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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201 |
(*First-order translation. No types are known for variables. HOLogic.typeT should allow |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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202 |
them to be inferred.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
203 |
fun term_of_stree thy t = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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204 |
case t of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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205 |
Int _ => raise STREE t |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
206 |
| Br (a,ts) => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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207 |
case strip_prefix ResClause.const_prefix a of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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208 |
SOME "equal" => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
209 |
if length ts = 2 then |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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210 |
list_comb(Const ("op =", HOLogic.typeT), List.map (term_of_stree thy) ts) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
211 |
else raise STREE t (*equality needs two arguments*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
212 |
| SOME b => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
213 |
let val c = invert_const b |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
214 |
val nterms = length ts - num_typargs thy c |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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215 |
val us = List.map (term_of_stree thy) (List.take(ts,nterms)) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
216 |
val Ts = List.map type_of_stree (List.drop(ts,nterms)) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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217 |
in list_comb(const_of thy (c, Ts), us) end |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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218 |
| NONE => (*a variable, not a constant*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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219 |
let val T = HOLogic.typeT |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
220 |
val opr = (*a Free variable is typically a Skolem function*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
221 |
case strip_prefix ResClause.fixed_var_prefix a of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
222 |
SOME b => Free(b,T) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
223 |
| NONE => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
224 |
case strip_prefix ResClause.schematic_var_prefix a of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
225 |
SOME b => make_var (b,T) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
226 |
| NONE => make_var (a,T) (*Variable from the ATP, say X1*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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227 |
in list_comb (opr, List.map (term_of_stree thy) ts) end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
228 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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229 |
(*Type class literal applied to a type. Returns triple of polarity, class, type.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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230 |
fun constraint_of_stree pol (Br("c_Not",[t])) = constraint_of_stree (not pol) t |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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231 |
| constraint_of_stree pol t = case t of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
232 |
Int _ => raise STREE t |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
233 |
| Br (a,ts) => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
234 |
(case (strip_prefix ResClause.class_prefix a, map type_of_stree ts) of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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235 |
(SOME b, [T]) => (pol, b, T) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
236 |
| _ => raise STREE t); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
237 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
238 |
(** Accumulate type constraints in a clause: negative type literals **) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
239 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
240 |
fun addix (key,z) = Vartab.map_default (key,[]) (cons z); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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241 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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242 |
fun add_constraint ((false, cl, TFree(a,_)), vt) = addix ((a,~1),cl) vt |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
243 |
| add_constraint ((false, cl, TVar(ix,_)), vt) = addix (ix,cl) vt |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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244 |
| add_constraint (_, vt) = vt; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
245 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
246 |
(*False literals (which E includes in its proofs) are deleted*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
247 |
val nofalses = filter (not o equal HOLogic.false_const); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
248 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
249 |
(*Accumulate sort constraints in vt, with "real" literals in lits.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
250 |
fun lits_of_strees thy (vt, lits) [] = (vt, rev (nofalses lits)) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
251 |
| lits_of_strees thy (vt, lits) (t::ts) = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
252 |
lits_of_strees thy (add_constraint (constraint_of_stree true t, vt), lits) ts |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
253 |
handle STREE _ => |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
254 |
lits_of_strees thy (vt, term_of_stree thy t :: lits) ts; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
255 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
256 |
(*Update TVars/TFrees with detected sort constraints.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
257 |
fun fix_sorts vt = |
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let fun tysubst (Type (a, Ts)) = Type (a, map tysubst Ts) |
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| tysubst (TVar (xi, s)) = TVar (xi, getOpt (Vartab.lookup vt xi, s)) |
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| tysubst (TFree (x, s)) = TFree (x, getOpt (Vartab.lookup vt (x,~1), s)) |
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fun tmsubst (Const (a, T)) = Const (a, tysubst T) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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| tmsubst (Free (a, T)) = Free (a, tysubst T) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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| tmsubst (Var (xi, T)) = Var (xi, tysubst T) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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| tmsubst (t as Bound _) = t |
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| tmsubst (Abs (a, T, t)) = Abs (a, tysubst T, tmsubst t) |
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| tmsubst (t $ u) = tmsubst t $ tmsubst u; |
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in fn t => if Vartab.is_empty vt then t else tmsubst t end; |
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268 |
|
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269 |
(*Interpret a list of syntax trees as a clause, given by "real" literals and sort constraints. |
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270 |
vt0 holds the initial sort constraints, from the conjecture clauses.*) |
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271 |
fun clause_of_strees_aux thy vt0 ts = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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case lits_of_strees thy (vt0,[]) ts of |
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273 |
(_, []) => HOLogic.false_const |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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274 |
| (vt, lits) => |
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let val dt = fix_sorts vt (foldr1 HOLogic.mk_disj lits) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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val infer = Sign.infer_types (Sign.pp thy) thy (Sign.consts_of thy) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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277 |
in |
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#1(infer (K NONE) (K NONE) (Name.make_context []) true ([dt], HOLogic.boolT)) |
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279 |
end; |
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280 |
|
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281 |
(*Quantification over a list of Vars. FUXNE: for term.ML??*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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282 |
fun list_all_var ([], t: term) = t |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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283 |
| list_all_var ((v as Var(ix,T)) :: vars, t) = |
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284 |
(all T) $ Abs(string_of_indexname ix, T, abstract_over (v, list_all_var (vars,t))); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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285 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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286 |
fun gen_all_vars t = list_all_var (term_vars t, t); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
287 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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288 |
fun clause_of_strees thy vt0 ts = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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289 |
gen_all_vars (HOLogic.mk_Trueprop (clause_of_strees_aux thy vt0 ts)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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290 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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291 |
fun ints_of_stree_aux (Int n, ns) = n::ns |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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292 |
| ints_of_stree_aux (Br(_,ts), ns) = foldl ints_of_stree_aux ns ts; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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293 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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fun ints_of_stree t = ints_of_stree_aux (t, []); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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295 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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296 |
fun decode_tstp thy vt0 (name, role, ts, annots) = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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let val deps = case annots of NONE => [] | SOME (source,_) => ints_of_stree source |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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in (name, role, clause_of_strees thy vt0 ts, deps) end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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299 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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300 |
fun dest_tstp ((((name, role), ts), annots), chs) = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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301 |
case chs of |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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302 |
"."::_ => (name, role, ts, annots) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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| _ => error ("TSTP line not terminated by \".\": " ^ implode chs); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
304 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
305 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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306 |
(** Global sort constraints on TFrees (from tfree_tcs) are positive unit clauses. **) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
307 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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308 |
fun add_tfree_constraint ((true, cl, TFree(a,_)), vt) = addix ((a,~1),cl) vt |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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309 |
| add_tfree_constraint (_, vt) = vt; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
310 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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311 |
fun tfree_constraints_of_clauses vt [] = vt |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
312 |
| tfree_constraints_of_clauses vt ([lit]::tss) = |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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313 |
(tfree_constraints_of_clauses (add_tfree_constraint (constraint_of_stree true lit, vt)) tss |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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314 |
handle STREE _ => (*not a positive type constraint: ignore*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
315 |
tfree_constraints_of_clauses vt tss) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
316 |
| tfree_constraints_of_clauses vt (_::tss) = tfree_constraints_of_clauses vt tss; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
317 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
318 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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319 |
(**** Translation of TSTP files to Isar Proofs ****) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
320 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
321 |
fun decode_tstp_list thy tuples = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
322 |
let val vt0 = tfree_constraints_of_clauses Vartab.empty (map #3 tuples) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
323 |
in map (decode_tstp thy vt0) tuples end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
324 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
325 |
fun isar_lines ctxt = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
326 |
let val string_of = ProofContext.string_of_term ctxt |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
327 |
fun doline hs (lname, t, []) = (*No deps: it's a conjecture clause, with no proof.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
328 |
"assume " ^ lname ^ ": \"" ^ string_of t ^ "\"\n" |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
329 |
| doline hs (lname, t, deps) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
330 |
hs ^ lname ^ ": \"" ^ string_of t ^ |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
331 |
"\"\n by (meson " ^ space_implode " " deps ^ ")\n" |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
332 |
fun dolines [(lname, t, deps)] = [doline "show " (lname, t, deps)] |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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changeset
|
333 |
| dolines ((lname, t, deps)::lines) = doline "have " (lname, t, deps) :: dolines lines |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
334 |
in setmp show_sorts true dolines end; |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
335 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
336 |
fun notequal t (_,t',_) = not (t aconv t'); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
337 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
338 |
fun eq_false t = t aconv (HOLogic.mk_Trueprop HOLogic.false_const); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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changeset
|
339 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
340 |
fun replace_dep (old, new) dep = if dep=old then new else [dep]; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
341 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
342 |
fun replace_deps (old, new) (lno, t, deps) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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changeset
|
343 |
(lno, t, List.concat (map (replace_dep (old, new)) deps)); |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
344 |
|
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
345 |
(*Discard axioms and also False conjecture clauses (which can only contain type information). |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
346 |
Consolidate adjacent lines that prove the same clause, since they differ only in type |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
347 |
information.*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
348 |
fun add_prfline ((lno, "axiom", t, []), lines) = (*axioms are not proof lines*) |
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Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
349 |
if eq_false t then lines (*must be clsrel/clsarity: type information*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
350 |
else (case take_prefix (notequal t) lines of |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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|
351 |
(_,[]) => lines (*no repetition of proof line*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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parents:
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changeset
|
352 |
| (pre, (lno',t',deps')::post) => |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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parents:
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changeset
|
353 |
pre @ map (replace_deps (lno', [lno])) post) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
354 |
| add_prfline ((lno, role, t, []), lines) = (*no deps: conjecture clause*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
355 |
if eq_false t then lines (*must be tfree_tcs: type information*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
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changeset
|
356 |
else (lno, t, []) :: lines |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
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changeset
|
357 |
| add_prfline ((lno, role, t, deps), lines) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
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changeset
|
358 |
(case term_tvars t of (*Delete line if it has TVars: they are forbidden in goals*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
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changeset
|
359 |
_::_ => map (replace_deps (lno, deps)) lines |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
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changeset
|
360 |
| [] => |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
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|
361 |
case take_prefix (notequal t) lines of |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
362 |
(_,[]) => (lno, t, deps) :: lines (*no repetition of proof line*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
363 |
| (pre, (lno',t',deps')::post) => |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
364 |
(lno, t', deps) :: (*replace later line by earlier one*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
365 |
(pre @ map (replace_deps (lno', [lno])) post)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
366 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
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changeset
|
367 |
(*Replace numeric proof lines by strings.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
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changeset
|
368 |
fun stringify_deps thm_names deps_map [] = [] |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
369 |
| stringify_deps thm_names deps_map ((lno, t, deps) :: lines) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
370 |
if lno <= Vector.length thm_names (*axiom*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
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diff
changeset
|
371 |
then (Vector.sub(thm_names,lno-1), t, []) :: stringify_deps thm_names deps_map lines |
21979
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
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diff
changeset
|
372 |
else let val lname = Int.toString (length deps_map) |
21978
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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parents:
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changeset
|
373 |
fun fix lno = if lno <= Vector.length thm_names |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
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changeset
|
374 |
then SOME(Vector.sub(thm_names,lno-1)) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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changeset
|
375 |
else AList.lookup op= deps_map lno; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
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changeset
|
376 |
in (lname, t, List.mapPartial fix deps) :: |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
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changeset
|
377 |
stringify_deps thm_names ((lno,lname)::deps_map) lines |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
378 |
end; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
379 |
|
21979
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
380 |
val proofstart = "\nproof (rule ccontr, skolemize, make_clauses)\n"; |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
381 |
|
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
382 |
fun string_of_Free (Free (x,_)) = x |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
383 |
| string_of_Free _ = "??string_of_Free??"; |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
384 |
|
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
385 |
fun isar_header [] = proofstart |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
386 |
| isar_header ts = proofstart ^ "fix " ^ space_implode " " (map string_of_Free ts) ^ "\n"; |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
387 |
|
21978
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
388 |
fun decode_tstp_file ctxt (cnfs,thm_names) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
389 |
let val tuples = map (dest_tstp o tstp_line o explode) cnfs |
21979
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
390 |
val decoded_tuples = decode_tstp_list (ProofContext.theory_of ctxt) tuples |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
391 |
val lines = foldr add_prfline [] decoded_tuples |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
392 |
and fixes = foldr add_term_frees [] (map #3 decoded_tuples) |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
393 |
in |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
394 |
isar_header fixes ^ |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
395 |
String.concat (isar_lines ctxt (stringify_deps thm_names [] lines)) |
80e10f181c46
Improvements to proof reconstruction. Now "fixes" is inserted
paulson
parents:
21978
diff
changeset
|
396 |
end; |
21978
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
397 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
398 |
(*Could use split_lines, but it can return blank lines...*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
399 |
val lines = String.tokens (equal #"\n"); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
400 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
401 |
val nospaces = String.translate (fn c => if Char.isSpace c then "" else str c); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
402 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
403 |
(*The output to the watcher must be a SINGLE line...clearly \t must not be used.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
404 |
val encode_newlines = String.translate (fn c => if c = #"\n" then "\t" else str c); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
405 |
val restore_newlines = String.translate (fn c => if c = #"\t" then "\n" else str c); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
406 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
407 |
fun signal_success probfile toParent ppid msg = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
408 |
(trace ("\nReporting Success for" ^ probfile ^ "\n" ^ msg); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
409 |
TextIO.output (toParent, "Success. " ^ encode_newlines msg ^ "\n"); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
410 |
TextIO.output (toParent, probfile ^ "\n"); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
411 |
TextIO.flushOut toParent; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
412 |
Posix.Process.kill(Posix.Process.K_PROC ppid, Posix.Signal.usr2)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
413 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
414 |
fun tstp_extract proofextract probfile toParent ppid th sgno thm_names = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
415 |
let val cnfs = filter (String.isPrefix "cnf(") (map nospaces (lines proofextract)) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
416 |
and ctxt = ProofContext.init (Thm.theory_of_thm th) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
417 |
(*The full context could be sent from ResAtp.isar_atp_body to Watcher.createWatcher, |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
418 |
then to setupWatcher and checkChildren...but is it needed?*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
419 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
420 |
signal_success probfile toParent ppid |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
421 |
(decode_tstp_file ctxt (cnfs,thm_names)) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
422 |
end; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
423 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
424 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
425 |
(**** retrieve the axioms that were used in the proof ****) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
426 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
427 |
(*Get names of axioms used. Axioms are indexed from 1, while the vector is indexed from 0*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
428 |
fun get_axiom_names (thm_names: string vector) step_nums = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
429 |
let fun is_axiom n = n <= Vector.length thm_names |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
430 |
fun index i = Vector.sub(thm_names, i-1) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
431 |
val axnums = List.filter is_axiom step_nums |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
432 |
val axnames = sort_distinct string_ord (map index axnums) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
433 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
434 |
if length axnums = length step_nums then "UNSOUND!!" :: axnames |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
435 |
else axnames |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
436 |
end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
437 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
438 |
(*String contains multiple lines. We want those of the form |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
439 |
"253[0:Inp] et cetera..." |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
440 |
A list consisting of the first number in each line is returned. *) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
441 |
fun get_spass_linenums proofstr = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
442 |
let val toks = String.tokens (not o Char.isAlphaNum) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
443 |
fun inputno (ntok::"0"::"Inp"::_) = Int.fromString ntok |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
444 |
| inputno _ = NONE |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
445 |
val lines = String.tokens (fn c => c = #"\n") proofstr |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
446 |
in List.mapPartial (inputno o toks) lines end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
447 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
448 |
fun get_axiom_names_spass proofstr thm_names = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
449 |
get_axiom_names thm_names (get_spass_linenums proofstr); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
450 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
451 |
fun not_comma c = c <> #","; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
452 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
453 |
(*A valid TSTP axiom line has the form cnf(NNN,axiom,...) where NNN is a positive integer.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
454 |
fun parse_tstp_line s = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
455 |
let val ss = Substring.full (unprefix "cnf(" (nospaces s)) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
456 |
val (intf,rest) = Substring.splitl not_comma ss |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
457 |
val (rolef,rest) = Substring.splitl not_comma (Substring.triml 1 rest) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
458 |
(*We only allow negated_conjecture because the line number will be removed in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
459 |
get_axiom_names above, while suppressing the UNSOUND warning*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
460 |
val ints = if Substring.string rolef mem_string ["axiom","negated_conjecture"] |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
461 |
then Substring.string intf |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
462 |
else "error" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
463 |
in Int.fromString ints end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
464 |
handle Fail _ => NONE; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
465 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
466 |
fun get_axiom_names_tstp proofstr thm_names = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
467 |
get_axiom_names thm_names (List.mapPartial parse_tstp_line (split_lines proofstr)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
468 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
469 |
(*String contains multiple lines. We want those of the form |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
470 |
"*********** [448, input] ***********". |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
471 |
A list consisting of the first number in each line is returned. *) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
472 |
fun get_vamp_linenums proofstr = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
473 |
let val toks = String.tokens (not o Char.isAlphaNum) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
474 |
fun inputno [ntok,"input"] = Int.fromString ntok |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
475 |
| inputno _ = NONE |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
476 |
val lines = String.tokens (fn c => c = #"\n") proofstr |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
477 |
in List.mapPartial (inputno o toks) lines end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
478 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
479 |
fun get_axiom_names_vamp proofstr thm_names = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
480 |
get_axiom_names thm_names (get_vamp_linenums proofstr); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
481 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
482 |
fun rules_to_string [] = "NONE" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
483 |
| rules_to_string xs = space_implode " " xs |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
484 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
485 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
486 |
(*The signal handler in watcher.ML must be able to read the output of this.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
487 |
fun prover_lemma_list_aux getax proofstr probfile toParent ppid thm_names = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
488 |
(trace ("\n\nGetting lemma names. proofstr is " ^ proofstr ^ |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
489 |
" num of clauses is " ^ string_of_int (Vector.length thm_names)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
490 |
signal_success probfile toParent ppid |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
491 |
("Lemmas used in automatic proof: " ^ rules_to_string (getax proofstr thm_names))) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
492 |
handle e => (*FIXME: exn handler is too general!*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
493 |
(trace ("\nprover_lemma_list_aux: In exception handler: " ^ Toplevel.exn_message e); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
494 |
TextIO.output (toParent, "Translation failed for the proof: " ^ |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
495 |
String.toString proofstr ^ "\n"); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
496 |
TextIO.output (toParent, probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
497 |
TextIO.flushOut toParent; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
498 |
Posix.Process.kill(Posix.Process.K_PROC ppid, Posix.Signal.usr2)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
499 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
500 |
val e_lemma_list = prover_lemma_list_aux get_axiom_names_tstp; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
501 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
502 |
val vamp_lemma_list = prover_lemma_list_aux get_axiom_names_vamp; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
503 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
504 |
val spass_lemma_list = prover_lemma_list_aux get_axiom_names_spass; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
505 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
506 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
507 |
(**** Extracting proofs from an ATP's output ****) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
508 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
509 |
(*Return everything in s that comes before the string t*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
510 |
fun cut_before t s = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
511 |
let val (s1,s2) = Substring.position t (Substring.full s) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
512 |
in if Substring.size s2 = 0 then error "cut_before: string not found" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
513 |
else Substring.string s2 |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
514 |
end; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
515 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
516 |
val start_E = "# Proof object starts here." |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
517 |
val end_E = "# Proof object ends here." |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
518 |
val start_V6 = "%================== Proof: ======================" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
519 |
val end_V6 = "%============== End of proof. ==================" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
520 |
val start_V8 = "=========== Refutation ==========" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
521 |
val end_V8 = "======= End of refutation =======" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
522 |
val end_SPASS = "Formulae used in the proof" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
523 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
524 |
(*********************************************************************************) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
525 |
(* Inspect the output of an ATP process to see if it has found a proof, *) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
526 |
(* and if so, transfer output to the input pipe of the main Isabelle process *) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
527 |
(*********************************************************************************) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
528 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
529 |
(*Returns "true" if it successfully returns a lemma list, otherwise "false", but this |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
530 |
return value is currently never used!*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
531 |
fun startTransfer (endS, fromChild, toParent, ppid, probfile, th, sgno, thm_names) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
532 |
let fun transferInput currentString = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
533 |
let val thisLine = TextIO.inputLine fromChild |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
534 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
535 |
if thisLine = "" (*end of file?*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
536 |
then (trace ("\n extraction_failed. End bracket: " ^ endS ^ |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
537 |
"\naccumulated text: " ^ currentString); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
538 |
false) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
539 |
else if String.isPrefix endS thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
540 |
then let val proofextract = currentString ^ cut_before endS thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
541 |
val lemma_list = if endS = end_V8 then vamp_lemma_list |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
542 |
else if endS = end_SPASS then spass_lemma_list |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
543 |
else e_lemma_list |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
544 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
545 |
trace ("\nExtracted proof:\n" ^ proofextract); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
546 |
if !full andalso String.isPrefix "cnf(" proofextract |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
547 |
then tstp_extract proofextract probfile toParent ppid th sgno thm_names |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
548 |
else lemma_list proofextract probfile toParent ppid thm_names; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
549 |
true |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
550 |
end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
551 |
else transferInput (currentString^thisLine) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
552 |
end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
553 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
554 |
transferInput "" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
555 |
end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
556 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
557 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
558 |
(*The signal handler in watcher.ML must be able to read the output of this.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
559 |
fun signal_parent (toParent, ppid, msg, probfile) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
560 |
(TextIO.output (toParent, msg); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
561 |
TextIO.output (toParent, probfile ^ "\n"); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
562 |
TextIO.flushOut toParent; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
563 |
trace ("\nSignalled parent: " ^ msg ^ probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
564 |
Posix.Process.kill(Posix.Process.K_PROC ppid, Posix.Signal.usr2); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
565 |
(*Give the parent time to respond before possibly sending another signal*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
566 |
OS.Process.sleep (Time.fromMilliseconds 600)); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
567 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
568 |
(*Called from watcher. Returns true if the Vampire process has returned a verdict.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
569 |
fun checkVampProofFound (fromChild, toParent, ppid, probfile, th, sgno, thm_names) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
570 |
let val thisLine = TextIO.inputLine fromChild |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
571 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
572 |
trace thisLine; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
573 |
if thisLine = "" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
574 |
then (trace "\nNo proof output seen"; false) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
575 |
else if String.isPrefix start_V8 thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
576 |
then startTransfer (end_V8, fromChild, toParent, ppid, probfile, th, sgno, thm_names) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
577 |
else if (String.isPrefix "Satisfiability detected" thisLine) orelse |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
578 |
(String.isPrefix "Refutation not found" thisLine) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
579 |
then (signal_parent (toParent, ppid, "Failure\n", probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
580 |
true) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
581 |
else checkVampProofFound (fromChild, toParent, ppid, probfile, th, sgno, thm_names) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
582 |
end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
583 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
584 |
(*Called from watcher. Returns true if the E process has returned a verdict.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
585 |
fun checkEProofFound (fromChild, toParent, ppid, probfile, th, sgno, thm_names) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
586 |
let val thisLine = TextIO.inputLine fromChild |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
587 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
588 |
trace thisLine; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
589 |
if thisLine = "" then (trace "\nNo proof output seen"; false) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
590 |
else if String.isPrefix start_E thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
591 |
then startTransfer (end_E, fromChild, toParent, ppid, probfile, th, sgno, thm_names) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
592 |
else if String.isPrefix "# Problem is satisfiable" thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
593 |
then (signal_parent (toParent, ppid, "Invalid\n", probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
594 |
true) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
595 |
else if String.isPrefix "# Cannot determine problem status within resource limit" thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
596 |
then (signal_parent (toParent, ppid, "Failure\n", probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
597 |
true) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
598 |
else checkEProofFound (fromChild, toParent, ppid, probfile, th, sgno, thm_names) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
599 |
end; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
600 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
601 |
(*Called from watcher. Returns true if the SPASS process has returned a verdict.*) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
602 |
fun checkSpassProofFound (fromChild, toParent, ppid, probfile, th, sgno, thm_names) = |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
603 |
let val thisLine = TextIO.inputLine fromChild |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
604 |
in |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
605 |
trace thisLine; |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
606 |
if thisLine = "" then (trace "\nNo proof output seen"; false) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
607 |
else if String.isPrefix "Here is a proof" thisLine |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
608 |
then |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
609 |
startTransfer (end_SPASS, fromChild, toParent, ppid, probfile, th, sgno, thm_names) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
610 |
else if thisLine = "SPASS beiseite: Completion found.\n" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
611 |
then (signal_parent (toParent, ppid, "Invalid\n", probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
612 |
true) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
613 |
else if thisLine = "SPASS beiseite: Ran out of time.\n" orelse |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
614 |
thisLine = "SPASS beiseite: Maximal number of loops exceeded.\n" |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
615 |
then (signal_parent (toParent, ppid, "Failure\n", probfile); |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
616 |
true) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
617 |
else checkSpassProofFound (fromChild, toParent, ppid, probfile, th, sgno, thm_names) |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
618 |
end |
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
619 |
|
72c21698a055
Contains old Tools/ATP/AtpCommunication.ML, plus proof reconstruction
paulson
parents:
diff
changeset
|
620 |
end; |