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Step * 1 1 3 of Lemma int_ring_wf

.....wf..... 
1. r : RngSig
⊢ IsRing(|r|;+r;0;-r;*;1) ∈ Type
BY
{ Auto }

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Latex:

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Latex:
.....wf..... 
1.  r  :  RngSig
\mvdash{}  IsRing(|r|;+r;0;-r;*;1)  \mmember{}  Type


By

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Latex:
Auto

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