(12steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc

At: sublist tail 1 1 1 1 1

1. T: Type
2. Discrete{T}
3. eq: {T}
4. u: T
5. v: T List
6. f1: {T=}
7. f2: True
8. x,y:T. f1(x,y) eq(x,y)

xv.if eq(x,u) true else x(eq) v fi

By:
EquivT 3
THEN
Thin -2


Generated subgoal:

14. eq TT
5. u: T
6. v: T List
7. f1: {T=}
8. x,y:T. f1(x,y) eq(x,y)
xv.if eq(x,u) true else x(eq) v fi

About:
listbtrueifthenelseassertapplyuniverseimpliestrueall

(12steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc