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CSCSImpCS
⊢
(
f
∗
)
∗
⊃
f
∗
CSCSImpCS
Proof:
1
⊢
empty
⊃
f
∗
EmptyImpCS
2
⊢
(
f
∗
∧
more
) ;
f
∗
⊃
f
∗
;
f
∗
AndChopA
3
⊢
f
∗
;
f
∗
⊃
f
∗
CSChopCSImpCS
4
⊢
(
f
∗
∧
more
) ;
f
∗
⊃
f
∗
2
,
3
,
ImpChain
5
⊢
(
f
∗
)
∗
⊃
f
∗
1
,
4
,
CSElim
qed
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2024-08-03
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