6 lines
143 B
Text
6 lines
143 B
Text
variables {a b c : Prop}
|
|
|
|
theorem foo (Ha : a) (Hab : a → b) (Hbc : b → c) : c :=
|
|
suffices b, from Hbc this,
|
|
suffices a, from Hab this,
|
|
Ha
|