E:DecidableEquiv. =(E) 
|E|
|E|
A:Type, B:(AType), p:(a:A
B(a)). 2of(p) B(1of(p))A:Type, B:(AType), p:(a:AB(a)). 1of(p) A| Who Cites eq dequiv? | |
| eq_dequiv | Def =(DE) == 1of(2of(DE)) |
| Thm* E:DecidableEquiv. =(E) |E||E| | |
| pi2 | Def 2of(t) == t.2 |
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Thm* A:Type, B:(AType), p:(a:AB(a)). 2of(p) B(1of(p)) | |
| pi1 | Def 1of(t) == t.1 |
| Thm* A:Type, B:(AType), p:(a:AB(a)). 1of(p) A |
| Syntax: | =(DE) | has structure: | eq_dequiv(DE) |
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