(9steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc

At: append commutes under sublist 1 1 1 1 1 1

1. T: Type
2. Discrete{T}
3. eq: {T}
4. eq TT
5. x:T. eq(x,x)
6. x,y:T. eq(x,y) eq(y,x)
7. x,y,z:T. eq(x,y) eq(y,z) eq(x,z)
8. L: T List
9. M: T List
10. EQ: {T=}
11. EQ TT
12. x,y:T. EQ(x,y) x = y
13. z: T
14. z(EQ) (L @ M)

z(EQ) (M @ L)

By: Inst Thm* T:Type, EQ:{T=}. EQ {T} [T;EQ]

Generated subgoal:

115. EQ {T}
z(EQ) (M @ L)

About:
listboolassertapplyfunctionuniverseequalmemberimpliesall

(9steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc