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Theorem srgmgp 13971
Description: A semiring is a monoid under multiplication. (Contributed by Thierry Arnoux, 21-Mar-2018.)
Hypothesis
Ref Expression
srgmgp.g  |-  G  =  (mulGrp `  R )
Assertion
Ref Expression
srgmgp  |-  ( R  e. SRing  ->  G  e.  Mnd )

Proof of Theorem srgmgp
Dummy variables  x  y  z are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 eqid 2229 . . 3  |-  ( Base `  R )  =  (
Base `  R )
2 srgmgp.g . . 3  |-  G  =  (mulGrp `  R )
3 eqid 2229 . . 3  |-  ( +g  `  R )  =  ( +g  `  R )
4 eqid 2229 . . 3  |-  ( .r
`  R )  =  ( .r `  R
)
5 eqid 2229 . . 3  |-  ( 0g
`  R )  =  ( 0g `  R
)
61, 2, 3, 4, 5issrg 13968 . 2  |-  ( R  e. SRing 
<->  ( R  e. CMnd  /\  G  e.  Mnd  /\  A. x  e.  ( Base `  R ) ( A. y  e.  ( Base `  R ) A. z  e.  ( Base `  R
) ( ( x ( .r `  R
) ( y ( +g  `  R ) z ) )  =  ( ( x ( .r `  R ) y ) ( +g  `  R ) ( x ( .r `  R
) z ) )  /\  ( ( x ( +g  `  R
) y ) ( .r `  R ) z )  =  ( ( x ( .r
`  R ) z ) ( +g  `  R
) ( y ( .r `  R ) z ) ) )  /\  ( ( ( 0g `  R ) ( .r `  R
) x )  =  ( 0g `  R
)  /\  ( x
( .r `  R
) ( 0g `  R ) )  =  ( 0g `  R
) ) ) ) )
76simp2bi 1037 1  |-  ( R  e. SRing  ->  G  e.  Mnd )
Colors of variables: wff set class
Syntax hints:    -> wi 4    /\ wa 104    = wceq 1395    e. wcel 2200   A.wral 2508   ` cfv 5324  (class class class)co 6013   Basecbs 13072   +g cplusg 13150   .rcmulr 13151   0gc0g 13329   Mndcmnd 13489  CMndccmn 13861  mulGrpcmgp 13923  SRingcsrg 13966
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 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-sep 4205  ax-pow 4262  ax-pr 4297  ax-un 4528  ax-cnex 8113  ax-resscn 8114  ax-1re 8116  ax-addrcl 8119
This theorem depends on definitions:  df-bi 117  df-3an 1004  df-tru 1398  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ral 2513  df-rex 2514  df-rab 2517  df-v 2802  df-sbc 3030  df-un 3202  df-in 3204  df-ss 3211  df-pw 3652  df-sn 3673  df-pr 3674  df-op 3676  df-uni 3892  df-int 3927  df-br 4087  df-opab 4149  df-mpt 4150  df-id 4388  df-xp 4729  df-rel 4730  df-cnv 4731  df-co 4732  df-dm 4733  df-rn 4734  df-res 4735  df-iota 5284  df-fun 5326  df-fn 5327  df-fv 5332  df-riota 5966  df-ov 6016  df-inn 9134  df-2 9192  df-3 9193  df-ndx 13075  df-slot 13076  df-base 13078  df-plusg 13163  df-mulr 13164  df-0g 13331  df-srg 13967
This theorem is referenced by:  srgcl  13973  srgass  13974  srgideu  13975  srgidcl  13979  srgidmlem  13981  srg1zr  13990  srgpcomp  13993  srgpcompp  13994  srgpcomppsc  13995  srg1expzeq1  13998
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