Nuprl - Pf sublist iff assert sublist 2 x 1 2 1 2

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At: sublist iff assert sublist 2 x 1 2 1 2

1. T: Type
2. L: T List
3. M: T List
4. eq: {T=}
5. eq TT
6. x,y:T. eq(x,y) x = y
7. u: T
8. v: T List
9. (u(eq) Mxv.x(eq) M) u(eq) M & xv.x(eq) M
10. u(eq) Mxv.x(eq) M

u(eq) M & v(eq)M

By: RWH (LemmaC Thm* p,q:. (pq) p & q) -1 THEN OnHyps [-1;0] Analyze

Generated subgoals:

1 10. u(eq) M
11. xv.x(eq) M
u(eq) M

2 10. u(eq) M
11. xv.x(eq) M
v(eq)M

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