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Theorem srgpcomppsc 13180

Description: If two elements of a semiring commute, they also commute if the elements are raised to a higher power and a scalar multiplication is involved. (Contributed by AV, 23-Aug-2019.)

**Hypotheses**
Ref	Expression
srgpcomp.s	⊢ 𝑆 = (Base‘𝑅)
srgpcomp.m	⊢ × = (._r‘𝑅)
srgpcomp.g	⊢ 𝐺 = (mulGrp‘𝑅)
srgpcomp.e	⊢ ↑ = (._g‘𝐺)
srgpcomp.r	⊢ (𝜑 → 𝑅 ∈ SRing)
srgpcomp.a	⊢ (𝜑 → 𝐴 ∈ 𝑆)
srgpcomp.b	⊢ (𝜑 → 𝐵 ∈ 𝑆)
srgpcomp.k	⊢ (𝜑 → 𝐾 ∈ ℕ₀)
srgpcomp.c	⊢ (𝜑 → (𝐴 × 𝐵) = (𝐵 × 𝐴))
srgpcompp.n	⊢ (𝜑 → 𝑁 ∈ ℕ₀)
srgpcomppsc.t	⊢ · = (._g‘𝑅)
srgpcomppsc.c	⊢ (𝜑 → 𝐶 ∈ ℕ₀)

**Assertion**
Ref	Expression
srgpcomppsc	⊢ (𝜑 → ((𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))) × 𝐴) = (𝐶 · (((𝑁 + 1) ↑ 𝐴) × (𝐾 ↑ 𝐵))))

**Proof of Theorem srgpcomppsc**
Step	Hyp	Ref	Expression
1		srgpcomp.r	. . . . 5 ⊢ (𝜑 → 𝑅 ∈ SRing)
2		srgpcomppsc.c	. . . . 5 ⊢ (𝜑 → 𝐶 ∈ ℕ₀)
3		srgpcomp.g	. . . . . . . . 9 ⊢ 𝐺 = (mulGrp‘𝑅)
4	3	srgmgp 13156	. . . . . . . 8 ⊢ (𝑅 ∈ SRing → 𝐺 ∈ Mnd)
5	1, 4	syl 14	. . . . . . 7 ⊢ (𝜑 → 𝐺 ∈ Mnd)
6		srgpcompp.n	. . . . . . 7 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
7		srgpcomp.a	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ 𝑆)
8		srgpcomp.s	. . . . . . . . . 10 ⊢ 𝑆 = (Base‘𝑅)
9	3, 8	mgpbasg 13141	. . . . . . . . 9 ⊢ (𝑅 ∈ SRing → 𝑆 = (Base‘𝐺))
10	1, 9	syl 14	. . . . . . . 8 ⊢ (𝜑 → 𝑆 = (Base‘𝐺))
11	7, 10	eleqtrd 2256	. . . . . . 7 ⊢ (𝜑 → 𝐴 ∈ (Base‘𝐺))
12		eqid 2177	. . . . . . . 8 ⊢ (Base‘𝐺) = (Base‘𝐺)
13		srgpcomp.e	. . . . . . . 8 ⊢ ↑ = (._g‘𝐺)
14	12, 13	mulgnn0cl 13004	. . . . . . 7 ⊢ ((𝐺 ∈ Mnd ∧ 𝑁 ∈ ℕ₀ ∧ 𝐴 ∈ (Base‘𝐺)) → (𝑁 ↑ 𝐴) ∈ (Base‘𝐺))
15	5, 6, 11, 14	syl3anc 1238	. . . . . 6 ⊢ (𝜑 → (𝑁 ↑ 𝐴) ∈ (Base‘𝐺))
16	15, 10	eleqtrrd 2257	. . . . 5 ⊢ (𝜑 → (𝑁 ↑ 𝐴) ∈ 𝑆)
17		srgpcomp.k	. . . . . . 7 ⊢ (𝜑 → 𝐾 ∈ ℕ₀)
18		srgpcomp.b	. . . . . . . 8 ⊢ (𝜑 → 𝐵 ∈ 𝑆)
19	18, 10	eleqtrd 2256	. . . . . . 7 ⊢ (𝜑 → 𝐵 ∈ (Base‘𝐺))
20	12, 13	mulgnn0cl 13004	. . . . . . 7 ⊢ ((𝐺 ∈ Mnd ∧ 𝐾 ∈ ℕ₀ ∧ 𝐵 ∈ (Base‘𝐺)) → (𝐾 ↑ 𝐵) ∈ (Base‘𝐺))
21	5, 17, 19, 20	syl3anc 1238	. . . . . 6 ⊢ (𝜑 → (𝐾 ↑ 𝐵) ∈ (Base‘𝐺))
22	21, 10	eleqtrrd 2257	. . . . 5 ⊢ (𝜑 → (𝐾 ↑ 𝐵) ∈ 𝑆)
23		srgpcomppsc.t	. . . . . . 7 ⊢ · = (._g‘𝑅)
24		srgpcomp.m	. . . . . . 7 ⊢ × = (._r‘𝑅)
25	8, 23, 24	srgmulgass 13177	. . . . . 6 ⊢ ((𝑅 ∈ SRing ∧ (𝐶 ∈ ℕ₀ ∧ (𝑁 ↑ 𝐴) ∈ 𝑆 ∧ (𝐾 ↑ 𝐵) ∈ 𝑆)) → ((𝐶 · (𝑁 ↑ 𝐴)) × (𝐾 ↑ 𝐵)) = (𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))))
26	25	eqcomd 2183	. . . . 5 ⊢ ((𝑅 ∈ SRing ∧ (𝐶 ∈ ℕ₀ ∧ (𝑁 ↑ 𝐴) ∈ 𝑆 ∧ (𝐾 ↑ 𝐵) ∈ 𝑆)) → (𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))) = ((𝐶 · (𝑁 ↑ 𝐴)) × (𝐾 ↑ 𝐵)))
27	1, 2, 16, 22, 26	syl13anc 1240	. . . 4 ⊢ (𝜑 → (𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))) = ((𝐶 · (𝑁 ↑ 𝐴)) × (𝐾 ↑ 𝐵)))
28	27	oveq1d 5892	. . 3 ⊢ (𝜑 → ((𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))) × 𝐴) = (((𝐶 · (𝑁 ↑ 𝐴)) × (𝐾 ↑ 𝐵)) × 𝐴))
29		srgmnd 13155	. . . . . 6 ⊢ (𝑅 ∈ SRing → 𝑅 ∈ Mnd)
30	1, 29	syl 14	. . . . 5 ⊢ (𝜑 → 𝑅 ∈ Mnd)
31	8, 23	mulgnn0cl 13004	. . . . 5 ⊢ ((𝑅 ∈ Mnd ∧ 𝐶 ∈ ℕ₀ ∧ (𝑁 ↑ 𝐴) ∈ 𝑆) → (𝐶 · (𝑁 ↑ 𝐴)) ∈ 𝑆)
32	30, 2, 16, 31	syl3anc 1238	. . . 4 ⊢ (𝜑 → (𝐶 · (𝑁 ↑ 𝐴)) ∈ 𝑆)
33	8, 24	srgass 13159	. . . 4 ⊢ ((𝑅 ∈ SRing ∧ ((𝐶 · (𝑁 ↑ 𝐴)) ∈ 𝑆 ∧ (𝐾 ↑ 𝐵) ∈ 𝑆 ∧ 𝐴 ∈ 𝑆)) → (((𝐶 · (𝑁 ↑ 𝐴)) × (𝐾 ↑ 𝐵)) × 𝐴) = ((𝐶 · (𝑁 ↑ 𝐴)) × ((𝐾 ↑ 𝐵) × 𝐴)))
34	1, 32, 22, 7, 33	syl13anc 1240	. . 3 ⊢ (𝜑 → (((𝐶 · (𝑁 ↑ 𝐴)) × (𝐾 ↑ 𝐵)) × 𝐴) = ((𝐶 · (𝑁 ↑ 𝐴)) × ((𝐾 ↑ 𝐵) × 𝐴)))
35	28, 34	eqtrd 2210	. 2 ⊢ (𝜑 → ((𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))) × 𝐴) = ((𝐶 · (𝑁 ↑ 𝐴)) × ((𝐾 ↑ 𝐵) × 𝐴)))
36	8, 24	srgcl 13158	. . . . 5 ⊢ ((𝑅 ∈ SRing ∧ (𝐾 ↑ 𝐵) ∈ 𝑆 ∧ 𝐴 ∈ 𝑆) → ((𝐾 ↑ 𝐵) × 𝐴) ∈ 𝑆)
37	1, 22, 7, 36	syl3anc 1238	. . . 4 ⊢ (𝜑 → ((𝐾 ↑ 𝐵) × 𝐴) ∈ 𝑆)
38	8, 23, 24	srgmulgass 13177	. . . 4 ⊢ ((𝑅 ∈ SRing ∧ (𝐶 ∈ ℕ₀ ∧ (𝑁 ↑ 𝐴) ∈ 𝑆 ∧ ((𝐾 ↑ 𝐵) × 𝐴) ∈ 𝑆)) → ((𝐶 · (𝑁 ↑ 𝐴)) × ((𝐾 ↑ 𝐵) × 𝐴)) = (𝐶 · ((𝑁 ↑ 𝐴) × ((𝐾 ↑ 𝐵) × 𝐴))))
39	1, 2, 16, 37, 38	syl13anc 1240	. . 3 ⊢ (𝜑 → ((𝐶 · (𝑁 ↑ 𝐴)) × ((𝐾 ↑ 𝐵) × 𝐴)) = (𝐶 · ((𝑁 ↑ 𝐴) × ((𝐾 ↑ 𝐵) × 𝐴))))
40	8, 24	srgass 13159	. . . . . 6 ⊢ ((𝑅 ∈ SRing ∧ ((𝑁 ↑ 𝐴) ∈ 𝑆 ∧ (𝐾 ↑ 𝐵) ∈ 𝑆 ∧ 𝐴 ∈ 𝑆)) → (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴) = ((𝑁 ↑ 𝐴) × ((𝐾 ↑ 𝐵) × 𝐴)))
41	1, 16, 22, 7, 40	syl13anc 1240	. . . . 5 ⊢ (𝜑 → (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴) = ((𝑁 ↑ 𝐴) × ((𝐾 ↑ 𝐵) × 𝐴)))
42	41	eqcomd 2183	. . . 4 ⊢ (𝜑 → ((𝑁 ↑ 𝐴) × ((𝐾 ↑ 𝐵) × 𝐴)) = (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴))
43	42	oveq2d 5893	. . 3 ⊢ (𝜑 → (𝐶 · ((𝑁 ↑ 𝐴) × ((𝐾 ↑ 𝐵) × 𝐴))) = (𝐶 · (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴)))
44	39, 43	eqtrd 2210	. 2 ⊢ (𝜑 → ((𝐶 · (𝑁 ↑ 𝐴)) × ((𝐾 ↑ 𝐵) × 𝐴)) = (𝐶 · (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴)))
45		srgpcomp.c	. . . 4 ⊢ (𝜑 → (𝐴 × 𝐵) = (𝐵 × 𝐴))
46	8, 24, 3, 13, 1, 7, 18, 17, 45, 6	srgpcompp 13179	. . 3 ⊢ (𝜑 → (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴) = (((𝑁 + 1) ↑ 𝐴) × (𝐾 ↑ 𝐵)))
47	46	oveq2d 5893	. 2 ⊢ (𝜑 → (𝐶 · (((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵)) × 𝐴)) = (𝐶 · (((𝑁 + 1) ↑ 𝐴) × (𝐾 ↑ 𝐵))))
48	35, 44, 47	3eqtrd 2214	1 ⊢ (𝜑 → ((𝐶 · ((𝑁 ↑ 𝐴) × (𝐾 ↑ 𝐵))) × 𝐴) = (𝐶 · (((𝑁 + 1) ↑ 𝐴) × (𝐾 ↑ 𝐵))))

Colors of variables: wff set class

Syntax hints: → wi 4 ∧ wa 104 ∧ w3a 978 = wceq 1353 ∈ wcel 2148 ‘cfv 5218 (class class class)co 5877 1c1 7814 + caddc 7816 ℕ₀cn0 9178 Basecbs 12464 ._rcmulr 12539 Mndcmnd 12822 ._gcmg 12988 mulGrpcmgp 13135 SRingcsrg 13151

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-in1 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-coll 4120 ax-sep 4123 ax-nul 4131 ax-pow 4176 ax-pr 4211 ax-un 4435 ax-setind 4538 ax-iinf 4589 ax-cnex 7904 ax-resscn 7905 ax-1cn 7906 ax-1re 7907 ax-icn 7908 ax-addcl 7909 ax-addrcl 7910 ax-mulcl 7911 ax-addcom 7913 ax-addass 7915 ax-distr 7917 ax-i2m1 7918 ax-0lt1 7919 ax-0id 7921 ax-rnegex 7922 ax-cnre 7924 ax-pre-ltirr 7925 ax-pre-ltwlin 7926 ax-pre-lttrn 7927 ax-pre-ltadd 7929

This theorem depends on definitions: df-bi 117 df-dc 835 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-reu 2462 df-rmo 2463 df-rab 2464 df-v 2741 df-sbc 2965 df-csb 3060 df-dif 3133 df-un 3135 df-in 3137 df-ss 3144 df-nul 3425 df-if 3537 df-pw 3579 df-sn 3600 df-pr 3601 df-op 3603 df-uni 3812 df-int 3847 df-iun 3890 df-br 4006 df-opab 4067 df-mpt 4068 df-tr 4104 df-id 4295 df-iord 4368 df-on 4370 df-ilim 4371 df-suc 4373 df-iom 4592 df-xp 4634 df-rel 4635 df-cnv 4636 df-co 4637 df-dm 4638 df-rn 4639 df-res 4640 df-ima 4641 df-iota 5180 df-fun 5220 df-fn 5221 df-f 5222 df-f1 5223 df-fo 5224 df-f1o 5225 df-fv 5226 df-riota 5833 df-ov 5880 df-oprab 5881 df-mpo 5882 df-1st 6143 df-2nd 6144 df-recs 6308 df-frec 6394 df-pnf 7996 df-mnf 7997 df-xr 7998 df-ltxr 7999 df-le 8000 df-sub 8132 df-neg 8133 df-inn 8922 df-2 8980 df-3 8981 df-n0 9179 df-z 9256 df-uz 9531 df-seqfrec 10448 df-ndx 12467 df-slot 12468 df-base 12470 df-sets 12471 df-plusg 12551 df-mulr 12552 df-0g 12712 df-mgm 12780 df-sgrp 12813 df-mnd 12823 df-minusg 12886 df-mulg 12989 df-cmn 13095 df-mgp 13136 df-ur 13148 df-srg 13152

This theorem is referenced by: (None)

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