(8steps)
PrintForm
Definitions
Lemmas
int
2
Sections
StandardLIB
Doc
At:
int
seg
ind
i:
, j:{i+1...}, E:({i..j
}
Prop). E(i)
(
k:{(i+1)..j
}. E(k-1)
E(k))
(
k:{i..j
}. E(k))
By:
UnivCD
Generated subgoal:
1
1.
i:
2.
j:
{i+1...}
3.
E:
{i..j
}
Prop
4.
E(i)
5.
k:{(i+1)..j
}. E(k-1)
E(k)
k:{i..j
}. E(k)
About:
(8steps)
PrintForm
Definitions
Lemmas
int
2
Sections
StandardLIB
Doc