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At: not list all not iff list exists 1 1 1
1. T: Type
2. P: TProp
3. x:T. Dec(P(x))
4. L: T List

xnil.(P(x)) xnil.P(x)
By:
AbReduce 0
THEN
Analyze -1
THEN
Trivial
Generated subgoals:

None

About:
listnildecidablefunctionuniversepropimpliesall

(23steps) PrintForm Definitions Lemmas list 3 jlc Sections Support(jlc) Doc