| | Some definitions of interest. |
|
| bchoose | Def @ x:'a. p(x) == @x:'a.  p(x) |
| | | Thm*  'a:S, p:('a   ). (@x:'a. p(x))  'a |
|
| rep_list | Def rep_list('a;l) == < n: . if n< ||l|| then l[n] else arb('a) fi ,||l||> |
| | | Thm* 'a:S, l:'a List. rep_list('a;l) ('a) |
|
| bif | Def bif(b; bx.x(bx); by.y(by)) == if b x(*) else y(x.x) fi |
| | | Thm* A:Type, b:, x:(bA), y:(( b)A). bif(b; bx.x(bx); by.y(by)) A |
|
| label | Def t ...$L == t |
|
| lt_int | Def i<j == if i<j true ; false fi |
| | | Thm* i,j: . (i<j) |
|
| nat | Def == {i:| 0 i } |
| | | Thm* Type |
| | | Thm* S |
|
| stype | Def S == {T:Type|  x:T. True } |
| | | Thm* S Type{2} |
|
| tlambda | Def (x:T. b(x))(x) == b(x) |
