| Who Cites hmk pair? |
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hmk_pair | Def mk_pair == x:'a. y:'b. a:'a. b:'b. (a = x) (b = y) |
| | Thm* 'a,'b:S. mk_pair ('a  'b  'a  'b  hbool) |
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bequal | Def x = y ==  (x = y T) |
| | Thm* T:Type, x,y:T. (x = y)  |
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band | Def p q == if p q else false fi |
| | Thm* p,q: . (p q)  |
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tlambda | Def ( x:T. b(x))(x) == b(x) |
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prop_to_bool | Def  P == InjCase(lem(P) ; true ; false ) |
| | Thm* P:Prop. ( P)  |