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At: is member append lemma1


T:Type, eq:{T}, L:T List, x:T. x(eq) L (M,N:T List, y:T. eq(x,y) & L = (M @ (y.N)))

By:
RepeatFor 2 (Analyze 0)
THEN
Equivalence -1
THEN
UnivCD


Generated subgoal:

11. T: Type
2. eq: {T}
3. eq TT
4. x:T. eq(x,x)
5. x,y:T. eq(x,y) eq(y,x)
6. x,y,z:T. eq(x,y) eq(y,z) eq(x,z)
7. L: T List
8. x: T
9. x(eq) L
M,N:T List, y:T. eq(x,y) & L = (M @ (y.N))

About:
listconsassertapplyuniverseequalimpliesallexists

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