} == {k:
| i 
k < j }
Thm* 
m,n:. {m..n} 
Type
j < k == ij & j < k
B == 
B < A
Thm* i,j:. ij Prop
== {i:| 0 < i }
Thm* Type
Q == Q 
P
Thm* A,B:Prop. (A B) Prop
A == A False
Thm* A:Prop. (A) Prop
k is just a notation for {0..k}
| int_seg |
Def {i..j} == {k:| i k < j }
Thm* |
| lelt |
Def i j < k == ij & j < k
|
| le |
Def AB == B < A
Thm* |
| nat_plus |
Def == {i:| 0 < i }
Thm* |
| rev_implies |
Def P Q == Q P
Thm* |
| not |
Def A == A False
Thm* |
About:
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