(12steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc
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At: compose iter surjection 1

1. A : Type
2. f : AA
3. Surj(A; A; f)
4. i : 
  Surj(A; A; f{i})


By: NatInd Hyp:-1


Generated subgoals:

1   Surj(A; A; f{0})
3 steps
2 4. i : 
5. 0<i
6. Surj(A; A; f{i-1})
  Surj(A; A; f{i})

7 steps

About:
natural_numberfunctionuniverse
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(12steps total) PrintForm Definitions Lemmas DiscreteMath Sections DiscrMathExt Doc