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NotAndHaltChopImpSkipYields
⊢
¬
w
∧
(
halt
w
;
f
)
⊃
skip
(
halt
w
;
f
)
NotAndHaltChopImpSkipYields
Proof:
1
⊢ ¬
w
∧
(
halt
w
;
f
)
⊃
(
halt
w
;
f
)
NotAndHaltChopImpNext
2
⊢
(
halt
w
;
f
)
⊃
skip
(
halt
w
;
f
)
NextImpSkipYields
3
⊢ ¬
w
∧
(
halt
w
;
f
)
⊃
skip
(
halt
w
;
f
)
1
,
2
,
ImpChain
qed
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2023-09-12
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