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src/HOL/SMT/Examples/cert/z3_prop_04.proof
author nipkow
Sat, 02 Jan 2010 21:31:15 +0100
changeset 34225 21c5405deb6b
parent 33010 39f73a59e855
permissions -rw-r--r--
removed legacy asm_lr
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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#2 := false
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decl up_2 :: bool
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#5 := up_2
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decl up_1 :: bool
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#4 := up_1
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#6 := (or up_1 up_2)
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#51 := (iff #6 false)
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#46 := (or false false)
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#49 := (iff #46 false)
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#50 := [rewrite]: #49
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#47 := (iff #6 #46)
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#40 := (iff up_2 false)
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#9 := (not up_2)
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#43 := (iff #9 #40)
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#41 := (iff #40 #9)
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#42 := [rewrite]: #41
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#44 := [symm #42]: #43
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#32 := [asserted]: #9
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#45 := [mp #32 #44]: #40
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#35 := (iff up_1 false)
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#7 := (not up_1)
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#37 := (iff #7 #35)
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#33 := (iff #35 #7)
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#36 := [rewrite]: #33
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#38 := [symm #36]: #37
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#26 := (and #7 #6)
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#8 := (and #6 #7)
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#27 := (iff #8 #26)
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#28 := [rewrite]: #27
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#25 := [asserted]: #8
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#31 := [mp #25 #28]: #26
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#29 := [and-elim #31]: #7
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#39 := [mp #29 #38]: #35
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#48 := [monotonicity #39 #45]: #47
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#52 := [trans #48 #50]: #51
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#30 := [and-elim #31]: #6
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[mp #30 #52]: false
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unsat
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