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ChopAndBaImport
⊢
(
f
;
f
1
)
∧
g
⊃
(
f
∧
g
) ; (
f
1
∧
g
)
ChopAndBaImport
Proof:
1
⊢
g
∧
(
f
;
f
1
)
⊃
(
g
∧
f
) ; (
g
∧
f
1
)
BaAndChopImport
2
⊢
(
g
∧
f
) ; (
g
∧
f
1
)
≡
(
f
∧
g
) ; (
f
1
∧
g
)
AndChopAndCommute
2
⊢
(
f
;
f
1
)
∧
g
⊃
(
f
∧
g
) ; (
f
1
∧
g
)
1
,
2
,
Prop
qed
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2023-09-12
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