(7steps total) PrintForm Definitions DiscreteMath Sections DiscrMathExt Doc
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At: delete fenum value wf 1 1 1 1

1. m : 
2. k : 
3. f : (m+1)(k+1)
4. Inj((m+1); (k+1); f)
5. i : m
6. f(i) = k
  f(m) = k


By: m = i    Asserted


Generated subgoal:

1 7. m = i
  f(m) = k

2 steps

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

(7steps total) PrintForm Definitions DiscreteMath Sections DiscrMathExt Doc