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Theorem cntzcmnss 19805
Description: Any subset in a commutative monoid is a subset of its centralizer. (Contributed by AV, 12-Jan-2019.)
Hypotheses
Ref Expression
cntzcmnss.b 𝐵 = (Base‘𝐺)
cntzcmnss.z 𝑍 = (Cntz‘𝐺)
Assertion
Ref Expression
cntzcmnss ((𝐺 ∈ CMnd ∧ 𝑆𝐵) → 𝑆 ⊆ (𝑍𝑆))

Proof of Theorem cntzcmnss
StepHypRef Expression
1 cntzcmnss.b . . 3 𝐵 = (Base‘𝐺)
2 cntzcmnss.z . . 3 𝑍 = (Cntz‘𝐺)
31, 2cntzcmn 19804 . 2 ((𝐺 ∈ CMnd ∧ 𝑆𝐵) → (𝑍𝑆) = 𝐵)
4 sseq2 3943 . . . . 5 (𝐵 = (𝑍𝑆) → (𝑆𝐵𝑆 ⊆ (𝑍𝑆)))
54eqcoms 2743 . . . 4 ((𝑍𝑆) = 𝐵 → (𝑆𝐵𝑆 ⊆ (𝑍𝑆)))
65biimpd 229 . . 3 ((𝑍𝑆) = 𝐵 → (𝑆𝐵𝑆 ⊆ (𝑍𝑆)))
76adantld 490 . 2 ((𝑍𝑆) = 𝐵 → ((𝐺 ∈ CMnd ∧ 𝑆𝐵) → 𝑆 ⊆ (𝑍𝑆)))
83, 7mpcom 38 1 ((𝐺 ∈ CMnd ∧ 𝑆𝐵) → 𝑆 ⊆ (𝑍𝑆))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 206  wa 395   = wceq 1542  wcel 2114  wss 3885  cfv 6487  Basecbs 17168  Cntzccntz 19279  CMndccmn 19744
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1912  ax-6 1969  ax-7 2010  ax-8 2116  ax-9 2124  ax-10 2147  ax-11 2163  ax-12 2184  ax-ext 2707  ax-rep 5201  ax-sep 5220  ax-nul 5230  ax-pow 5296  ax-pr 5364
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 849  df-3an 1089  df-tru 1545  df-fal 1555  df-ex 1782  df-nf 1786  df-sb 2069  df-mo 2538  df-eu 2568  df-clab 2714  df-cleq 2727  df-clel 2810  df-nfc 2884  df-ne 2931  df-ral 3050  df-rex 3060  df-reu 3341  df-rab 3388  df-v 3429  df-sbc 3726  df-csb 3834  df-dif 3888  df-un 3890  df-in 3892  df-ss 3902  df-nul 4264  df-if 4457  df-pw 4533  df-sn 4558  df-pr 4560  df-op 4564  df-uni 4841  df-iun 4925  df-br 5075  df-opab 5137  df-mpt 5156  df-id 5515  df-xp 5626  df-rel 5627  df-cnv 5628  df-co 5629  df-dm 5630  df-rn 5631  df-res 5632  df-ima 5633  df-iota 6443  df-fun 6489  df-fn 6490  df-f 6491  df-f1 6492  df-fo 6493  df-f1o 6494  df-fv 6495  df-ov 7359  df-cntz 19281  df-cmn 19746
This theorem is referenced by:  smadiadetlem3lem2  22620
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