| | Who Cites ndiv? |
|
| ndiv | Def ndiv(m;n) == if n= 0 then 0 else m n fi |
| | | Thm* m,n: . ndiv(m;n)  |
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| eq_int | Def i= j == if i=j true ; false fi |
| | | Thm* i,j: . (i= j)  |
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| bif | Def bif(b; bx.x(bx); by.y(by)) == if b x(*) else y( x.x) fi |
| | | Thm* A:Type, b: , x:(b A), y:(( b) A). bif(b; bx.x(bx); by.y(by)) A |