j == if i=j
true ; false fi
i,j:
. (i=j) 
a1,a2:A. f(a1) = f(a2) B 
a1 = a2A,B:Type, f:(A
B). Inj(A; B; f) Prop
} == {k:| i 
k < j }m,n:. {m..n} Type
== {i:| 0i } Type| Some definitions of interest. | |
| eq_int | j == if i=j true ; false fi |
| i,j:. (i=j) | |
| inject | a1,a2:A. f(a1) = f(a2) B a1 = a2 |
| A,B:Type, f:(AB). Inj(A; B; f) Prop | |
| int_seg | } == {k:| i k < j } |
| m,n:. {m..n} Type | |
| nat | == {i:| 0i } |
| Type |
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