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WhileImpFin
⊢
while
w
do
f
⊃
fin
¬
w
WhileImpFin
Proof:
1
⊢
(
w
∧
f
)
∗
∧
fin
¬
w
⊃
fin
¬
w
Prop
2
⊢
while
w
do
f
⊃
fin
¬
w
1
,
def. of
while
qed
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2023-09-12
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