(26steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc

At: list all all 1 2 2 1
1. T: Type
2. eq: {T=}
3. P: TType
4. L: T List
5. u: T
6. v: T List
7. (x:{x:T| x(eq) v }. P(x)) xv.P(x)
8. x:{x:T| if eq(x,u) true else x(eq) v fi }. P(x)

P(u)
By: With u (Analyze -1)
Generated subgoals:

1 u {x:T| if eq(x,u) true else x(eq) v fi }
28. P(u)
P(u)

About:
listbtrueifthenelseassertset
applyfunctionuniversememberimpliesall

(26steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc