Theorem ablcmn 13026

Description: An Abelian group is a commutative monoid. (Contributed by Mario Carneiro, 6-Jan-2015.)

Assertion

Ref	Expression
ablcmn	|- ( G e. Abel -> G e. CMnd )

Proof of Theorem ablcmn

Step	Hyp	Ref	Expression
1		isabl 13023	. 2 |- ( G e. Abel <-> ( G e. Grp /\ G e. CMnd ) )
2	1	simprbi 275	1 |- ( G e. Abel -> G e. CMnd )

Syntax hints:   -> wi 4   e. wcel 2148   Grpcgrp 12809  CMndccmn 13019   Abelcabl 13020

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 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-ext 2159

This theorem depends on definitions:  df-bi 117  df-tru 1356  df-nf 1461  df-sb 1763  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-v 2739  df-in 3135  df-abl 13022

This theorem is referenced by:  ablcom  13037  abl32  13041  ablsub4  13047  ringcmn  13147