# HG changeset patch # User webertj # Date 1138303074 -3600 # Node ID 8a5c6fc3ad27aff41d3930cc06892573a0bdcd00 # Parent 4f4ed2a01152af2656d3368f1a904be9668456aa smaller example to prevent timeout diff -r 4f4ed2a01152 -r 8a5c6fc3ad27 src/HOL/ex/Refute_Examples.thy --- a/src/HOL/ex/Refute_Examples.thy Thu Jan 26 17:58:01 2006 +0100 +++ b/src/HOL/ex/Refute_Examples.thy Thu Jan 26 20:17:54 2006 +0100 @@ -156,13 +156,13 @@ apply fast done -text {* "A type has at most 5 elements." *} +text {* "A type has at most 4 elements." *} -lemma "a=b | a=c | a=d | a=e | a=f | b=c | b=d | b=e | b=f | c=d | c=e | c=f | d=e | d=f | e=f" +lemma "a=b | a=c | a=d | a=e | b=c | b=d | b=e | c=d | c=e | d=e" refute oops -lemma "\a b c d e f. a=b | a=c | a=d | a=e | a=f | b=c | b=d | b=e | b=f | c=d | c=e | c=f | d=e | d=f | e=f" +lemma "\a b c d e. a=b | a=c | a=d | a=e | b=c | b=d | b=e | c=d | c=e | d=e" refute -- {* quantification causes an expansion of the formula; the previous version with free variables is refuted much faster *} oops