lean2/tests/lean/auto_include.lean

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import algebra.group
open algebra
section
variables {A : Type} [group A]
variables {B : Type} [group B]
definition foo (a b : A) : a * b = b * a :=
sorry
definition bla (b : B) : b * 1 = b :=
sorry
print foo
print bla
end
section
variable {A : Type}
variable [group A]
variable {B : Type}
variable [group B]
definition foo2 (a b : A) : a * b = b * a :=
sorry
definition bla2 (b : B) : b * 1 = b :=
sorry
print foo2
print bla2
end