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Theorem ablcmn 14094
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
StepHypRef Expression
1 isabl 14091 . 2  |-  ( G  e.  Abel  <->  ( G  e. 
Grp  /\  G  e. CMnd ) )
21simprbi 275 1  |-  ( G  e.  Abel  ->  G  e. CMnd
)
Colors of variables:    wff set class
This proof depends on syntax axioms:    -> wi 4    e. wcel 2209   Grpcgrp 13805  CMndccmn 14087   Abelcabl 14088
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-ext 2220
This proof depends on definitions:  df-bi 117  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-v 2823  df-in 3226  df-abl 14090
This theorem is used by:  ablcmnd  14095  ablcom  14106  abl32  14110  ablsub4  14117  ghmabl  14132  ringcmn  14338  lmodcmn  14672  lgseisenlem4  16192
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