Step of Proof: nat_plus_inc 9,38

Inference at * 
Iof proof for Lemma nat plus inc:


     
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 by (without_lemmas ``nat_plus_inc_nat`` ((Unfold `subtype` 0) 
CollapseTHEN (
C(Auto_aux (first_nat 1:n) ((first_nat 2:n),(first_nat 3:n)) (first_tok :t) inil_term)))
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C.


DefinitionsFalse, P  Q, A, A  B, t  T, x:AB(x), , S  T, ,
Lemmasnat plus wf, le wf

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