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src/HOL/SMT/Examples/cert/z3_prop_01.proof
author blanchet
Fri, 04 Dec 2009 17:17:52 +0100
changeset 33978 2380c1dac86e
parent 33010 39f73a59e855
permissions -rw-r--r--
fix soundness bug in Nitpick's "destroy_constrs" optimization

#2 := false
#1 := true
#4 := (not true)
#21 := (iff #4 false)
#22 := [rewrite]: #21
#20 := [asserted]: #4
[mp #20 #22]: false
unsat
isabelle