(15steps)
PrintForm
Definitions
list
3
jlc
Sections
Support(jlc)
Doc
At:
is
member
append
lemma
1
2
2
1
1
1
1.
T:
Type
2.
eq:
{T=
}
3.
eq
T
T
4.
x,y:T. eq(x,y)
x = y
5.
L:
T List
6.
x:
T
7.
u:
T
8.
v:
T List
9.
eq(x,u) = false
10.
xx:
x(
eq) v
11.
M:
T List
12.
N:
T List
13.
v = (M @ (x.N))
u.v = ((u.M) @ (x.N))
By:
Reduce 0
THEN
HypSubst 13 0
Generated subgoals:
None
About:
(15steps)
PrintForm
Definitions
list
3
jlc
Sections
Support(jlc)
Doc
}
T
T
x,y:T. eq(x,y) 
x = y
u.v = ((u.M) @ (x.N))