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At: sublist tl 2 1

1. T : Type
2. T List
3. u : T
4. v : T List
5. L2:T List. null(L2 v  tl(L2 v  L2
6. T List
7. u1 : T
8. v1 : T List
9. null(v1 [u / v tl(v1 [u / v v1
10. False
11. [u / v v1
  [u / v [u1 / v1]


By: RWO
Thm* x1,x2:TL1,L2:T List.
Thm* [x1 / L1 [x2 / L2 x1 = x2 & L1  L2  [x1 / L1 L2
0
THEN
OrRight


Generated subgoals:

None

About:
listconsassertuniverseequalimpliesandorfalseall
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html

(4steps total) PrintForm Definitions Lemmas mb list 1 Sections MarkB generic Doc