At:
sublist functionality wrt id id list iso
1
1
2
3
1.
T: Type
2.
L1: T List
3.
L2: T List
4.
eq: {T
}
5.
eq 
T
T
6.
x:T. eq(x,x)
7.
x,y:T. eq(x,y) 
eq(y,x)
8.
x,y,z:T. eq(x,y) 
eq(y,z) eq(x,z)
9.
L3: T List
10.
L4: T List
11.
Discrete{T}
12.
L1 = L2
13.
L3(
eq)L4
14.
L4(eq)L3
15.
L2(eq)L4
16.
L1(eq)L4
17.
L1(eq)L3
L2(eq)L3
By:
HypSubst 12 17
THEN
Trivial
Generated subgoals:
None
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