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At: is member tail


T:Type, eq:{T}, x:T, L:T List. x(eq) L (y:T. x(eq) (y.L))

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. x: T
8. L: T List
9. x(eq) L
10. y: T
x(eq) (y.L)

About:
listconsassertuniverseimpliesall

(2steps) PrintForm Definitions list 3 jlc Sections Support(jlc) Doc