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At: is member of append lemma 1 2 1
1. T: Type
2. eq: {T}
3. L: T List
4. M: T List
5. x: T

False x(eq) M x(eq) M
By:
Analyze 0
THEN
Analyze -1
Generated subgoals:

None

About:
listassertuniverseimpliesorfalse

(16steps) PrintForm Definitions list 3 jlc Sections Support(jlc) Doc