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BoxStateEqvBaBoxState
⊢
w
≡
w
BoxStateEqvBaBoxState
Proof:
1
⊢
w
≡
w
StateEqvBi
2
⊢
w
≡
w
1
,
BoxEqvBox
3
⊢
w
≡
w
BtBiEqvBiBt
4
⊢
w
≡
w
PTL
5
⊢
w
≡
w
4
,
BiEqvBi
6
⊢
w
≡
w
BaEqvBiBt
7
⊢
w
≡
w
2
,
3
,
5
,
6
,
Prop
qed
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2023-09-12
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