lean2/tests/lean/t13.lean

12 lines
327 B
Text

prelude constant A : Type.{1}
constant f : A → A → A
constant g : A → A → A
precedence `+` : 65
infixl + := f
infixl + := g
constant a : A
constant b : A
print raw a+b -- + is overloaded
check fun (h : A → A → A)
(infixl + := h), -- Like local declarations, local notation "shadows" global one.
a+b