6 lines
118 B
Text
6 lines
118 B
Text
|
example (a b c : nat) : a = b → b = c → a = c :=
|
||
|
|
begin
|
||
|
|
intro h₁ h₂,
|
||
|
|
have a = c, from eq.trans h₁ _,
|
||
|
|
end
|