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At: sublist tail 1 1

1. T: Type
2. Discrete{T}
3. eq: {T}
4. u: T
5. v: T List

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

By:
FwdThru Thm* Discrete{T} (f:{T=}. True) [2]
THEN
RenameVar `f' -1


Generated subgoal:

16. f: f:{T=}. True
xv.if eq(x,u) true else x(eq) v fi

About:
listbtrueifthenelseassertapplyuniverse

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