| Some definitions of interest. |
|
ball | Def  x:T. P(x) ==  ( x:T. P(x)) |
| | Thm* T:Type, P:(T  ). ( x:T. P(x))  |
|
assert | Def b == if b True else False fi |
| | Thm* b: . b Prop |
|
bequal | Def x = y ==  (x = y T) |
| | Thm* T:Type, x,y:T. (x = y)  |
|
stype | Def S == {T:Type| x:T. True } |
| | Thm* S Type{2} |
|
tlambda | Def ( x:T. b(x))(x) == b(x) |