(16steps)
PrintForm
Definitions
list
3
jlc
Sections
Support(jlc)
Doc
At:
is
member
of
append
lemma
1
2
1.
T:
Type
2.
eq:
{T
}
3.
L:
T List
4.
M:
T List
5.
x:
T
6.
x(
eq) L
x(
eq) M
x(
eq) (L @ M)
By:
ListInd 3
THEN
Reduce 0
Generated subgoals:
1
False
x(
eq) M
x(
eq) M
2
6.
u:
T
7.
v:
T List
8.
x(
eq) v
x(
eq) M
x(
eq) (v @ M)
if eq(x,u)
true
else x(
eq) v fi
x(
eq) M
if eq(x,u)
true
else x(
eq) (v @ M) fi
About:
(16steps)
PrintForm
Definitions
list
3
jlc
Sections
Support(jlc)
Doc