Next
Prev
Up
CSChopImpCS
⊢
f
∗
;
f
⊃
f
∗
CSChopImpCS
Proof:
1
⊢
f
⊃
f
∗
ImpCS
2
⊢
f
∗
;
f
⊃
f
∗
;
f
∗
1
,
LeftChopImpChop
3
⊢
f
∗
;
f
∗
⊃
f
∗
CSChopCSImpCS
4
⊢
f
∗
;
f
⊃
f
∗
2
,
3
,
ImpChain
qed
Next
Prev
Up
2023-09-12
Contact
|
Home
|
ITL home
|
Course
|
Proofs
|
Algebra
|
FL
© 1996-2023