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Theorem srgmnd 20273
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 20272 . 2 (𝑅 ∈ SRing → 𝑅 ∈ CMnd)
2 cmnmnd 19868 . 2 (𝑅 ∈ CMnd → 𝑅 ∈ Mnd)
31, 2syl 18 1 (𝑅 ∈ SRing → 𝑅 ∈ Mnd)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2143  Mndcmnd 18793  CMndccmn 19851  SRingcsrg 20269
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1825  ax-4 1839  ax-5 1940  ax-6 1997  ax-7 2038  ax-8 2145  ax-9 2153  ax-ext 2735  ax-nul 5270
This theorem depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1810  df-sb 2097  df-clab 2742  df-cleq 2755  df-clel 2838  df-ne 2959  df-ral 3080  df-rex 3090  df-rab 3417  df-v 3457  df-sbc 3746  df-dif 3909  df-un 3911  df-ss 3923  df-nul 4288  df-if 4489  df-sn 4591  df-pr 4593  df-op 4597  df-uni 4874  df-br 5111  df-iota 6494  df-fv 6546  df-ov 7415  df-cmn 19853  df-srg 20270
This theorem is referenced by:  srg0cl  20283  srgacl  20288  srgcom4  20297  srg1zr  20298  srgmulgass  20300  srgpcomppsc  20303  srglmhm  20304  srgrmhm  20305  srgsummulcr  20306  sgsummulcl  20307  srgbinomlem2  20310  srgbinomlem3  20311  srgbinomlem4  20312  srgbinomlem  20313  srgbinom  20314  slmdacl  33510  slmdsn0  33512
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