10 lines
237 B
Text
10 lines
237 B
Text
definition Prop : Type.{1} := Type.{0}
|
|
constants a b c : Prop
|
|
axiom Ha : a
|
|
axiom Hb : b
|
|
axiom Hc : c
|
|
check have H1 : a, from Ha,
|
|
then have H2 : a, from H1,
|
|
then have H3 : a, from H2,
|
|
then have H4 : a, from H3,
|
|
H4
|