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Theorem srgmnd 20268
Description: A semiring is a monoid. (Contributed by Thierry Arnoux, 21-Mar-2018.)
Assertion
Ref Expression
srgmnd (𝑅 ∈ SRing → 𝑅 ∈ Mnd)

Proof of Theorem srgmnd
StepHypRef Expression
1 srgcmn 20267 . 2 (𝑅 ∈ SRing → 𝑅 ∈ CMnd)
2 cmnmnd 19863 . 2 (𝑅 ∈ CMnd → 𝑅 ∈ Mnd)
31, 2syl 18 1 (𝑅 ∈ SRing → 𝑅 ∈ Mnd)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2149  Mndcmnd 18788  CMndccmn 19846  SRingcsrg 20264
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1822  ax-4 1836  ax-5 1937  ax-6 1994  ax-7 2035  ax-8 2151  ax-9 2159  ax-ext 2741  ax-nul 5268
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1103  df-tru 1570  df-fal 1580  df-ex 1807  df-sb 2098  df-clab 2748  df-cleq 2761  df-clel 2844  df-ne 2965  df-ral 3086  df-rex 3096  df-rab 3424  df-v 3465  df-sbc 3754  df-dif 3916  df-un 3918  df-ss 3930  df-nul 4295  df-if 4490  df-sn 4592  df-pr 4594  df-op 4598  df-uni 4874  df-br 5111  df-iota 6489  df-fv 6541  df-ov 7411  df-cmn 19848  df-srg 20265
This theorem is referenced by:  srg0cl  20278  srgacl  20283  srgcom4  20292  srg1zr  20293  srgmulgass  20295  srgpcomppsc  20298  srglmhm  20299  srgrmhm  20300  srgsummulcr  20301  sgsummulcl  20302  srgbinomlem2  20305  srgbinomlem3  20306  srgbinomlem4  20307  srgbinomlem  20308  srgbinom  20309  slmdacl  33466  slmdsn0  33468
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