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At: increasing is id

  k:f:(kk). increasing(f;k (i:kf(i) = i)

By: Analyze 0 THEN NatInd 1


Generated subgoal:

1 1. k : 
2. 0<k
3. f:((k-1)(k-1)). increasing(f;k-1)  (i:(k-1). f(i) = i)
4. f : kk
5. increasing(f;k)
6. i : k
  f(i) = i

16 steps

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

(17steps total) PrintForm Definitions Lemmas mb nat Sections MarkB generic Doc