Theorem crngringd 13330

Description: A commutative ring is a ring. (Contributed by SN, 16-May-2024.)

Hypothesis

Ref	Expression
crngringd.1	|- ( ph -> R e. CRing )

Assertion

Ref	Expression
crngringd	|- ( ph -> R e. Ring )

Proof of Theorem crngringd

Step	Hyp	Ref	Expression
1		crngringd.1	. 2 |- ( ph -> R e. CRing )
2		crngring 13329	. 2 |- ( R e. CRing -> R e. Ring )
3	1, 2	syl 14	1 |- ( ph -> R e. Ring )

Syntax hints:   -> wi 4   e. wcel 2160   Ringcrg 13317   CRingccrg 13318

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 710  ax-5 1458  ax-7 1459  ax-gen 1460  ax-ie1 1504  ax-ie2 1505  ax-8 1515  ax-10 1516  ax-11 1517  ax-i12 1518  ax-bndl 1520  ax-4 1521  ax-17 1537  ax-i9 1541  ax-ial 1545  ax-i5r 1546  ax-ext 2171

This theorem depends on definitions:  df-bi 117  df-3an 982  df-tru 1367  df-nf 1472  df-sb 1774  df-clab 2176  df-cleq 2182  df-clel 2185  df-nfc 2321  df-rex 2474  df-rab 2477  df-v 2754  df-un 3148  df-sn 3613  df-pr 3614  df-op 3616  df-uni 3825  df-br 4019  df-iota 5193  df-fv 5239  df-cring 13320

This theorem is referenced by:  crnggrpd  13331  unitmulclb  13431  rdivmuldivd  13461