20 lines
281 B
Text
20 lines
281 B
Text
section
|
|
parameters {A : Type*} (a : A)
|
|
variable f : A → A → A
|
|
|
|
definition id2 : A := a
|
|
#check id2
|
|
|
|
|
|
definition pr (b : A) : A := f a b
|
|
|
|
#check pr f id2
|
|
|
|
set_option pp.universes true
|
|
|
|
#check pr f id2
|
|
|
|
definition pr2 (B : Type*) (b : B) : A := a
|
|
|
|
#check pr2 num 10
|
|
end
|