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CSAndMoreImpChopCS
⊢
f
∗
∧
more
⊃
f
;
f
∗
CSAndMoreImpChopCS
Proof:
1
⊢
f
∗
∧
more
≡
(
f
∧
more
) ;
f
∗
CSAndMoreEqvAndMoreChop
2
⊢
(
f
∧
more
) ;
f
∗
⊃
f
;
f
∗
AndChopA
3
⊢
f
∗
∧
more
⊃
f
;
f
∗
1
,
2
,
Prop
qed
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2023-09-12
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