| By: |
THEN RWO Thm* THEN MaAuto THEN DVar `v' THEN All Reduce THEN Try (Unfold `last` -1 THEN Reduce -1 THEN Trivial) THEN Try (BackThru Thm* THEN RWO Thm* Thm* lpath([l / p]) Thm* Thm* lpath(p) Thm* & ( -2 THEN MaAuto THEN RWO Thm* THEN Reduce 0 |
| 1 |
16. u : Edge(T) 17. u1 : Edge(T) 18. v1 : Edge(T) List 19. 0<||v1||+1 20. 0<||v1||+1+1 21. lpath([u1 / v1]) 22. 22. 22. destination(u) = source(hd([u1 / v1])) & 23. f(last([u1 / v1])) | 20 steps |
| 2 |
16. u : Edge(T) 17. u1 : Edge(T) 18. v1 : Edge(T) List 19. 0<||v1||+1 20. 0<||v1||+1+1 21. lpath([u1 / v1]) 22. 22. 22. destination(u) = source(hd([u1 / v1])) & 23. f(last([u1 / v1])) | 1 step |
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