IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html
At:
range sublist T:Type, L:T List, n:, f:(n||L||).
increasing(f;n) (L1:T List. ||L1|| = n & sublist_occurence(T;L1;L;f))
1. T : Type
2. T List
3. u : T 4. v : T List
5. n:, f:(n||v||).
5. increasing(f;n)
5. 5. (L1:T List.
5. (||L1|| = n & increasing(f;||L1||) & (j:||L1||. L1[j] = v[(f(j))]))
6. n : 7. f : n||[u / v]||
8. increasing(f;n)
L1:T List.
||L1|| = n & increasing(f;||L1||) & (j:||L1||. L1[j] = [u / v][(f(j))])
29 steps
About:
IF YOU CAN SEE THIS go to /sfa/Nuprl/Shared/Xindentation_hack_doc.html