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Theorem pwsexpg 20505

Description: Value of a group exponentiation in a structure power. Compare pwsmulg 19276. (Contributed by SN, 30-Jul-2024.)

**Hypotheses**
Ref	Expression
pwsexpg.y	⊢ 𝑌 = (𝑅 ↑_s 𝐼)
pwsexpg.b	⊢ 𝐵 = (Base‘𝑌)
pwsexpg.m	⊢ 𝑀 = (mulGrp‘𝑌)
pwsexpg.t	⊢ 𝑇 = (mulGrp‘𝑅)
pwsexpg.s	⊢ ∙ = (._g‘𝑀)
pwsexpg.g	⊢ · = (._g‘𝑇)
pwsexpg.r	⊢ (𝜑 → 𝑅 ∈ Ring)
pwsexpg.i	⊢ (𝜑 → 𝐼 ∈ 𝑉)
pwsexpg.n	⊢ (𝜑 → 𝑁 ∈ ℕ₀)
pwsexpg.x	⊢ (𝜑 → 𝑋 ∈ 𝐵)
pwsexpg.a	⊢ (𝜑 → 𝐴 ∈ 𝐼)

**Assertion**
Ref	Expression
pwsexpg	⊢ (𝜑 → ((𝑁 ∙ 𝑋)‘𝐴) = (𝑁 · (𝑋‘𝐴)))

Proof of Theorem pwsexpg Dummy variable 𝑥 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		pwsexpg.y	. . . 4 ⊢ 𝑌 = (𝑅 ↑_s 𝐼)
2		pwsexpg.b	. . . 4 ⊢ 𝐵 = (Base‘𝑌)
3		pwsexpg.m	. . . 4 ⊢ 𝑀 = (mulGrp‘𝑌)
4		pwsexpg.t	. . . 4 ⊢ 𝑇 = (mulGrp‘𝑅)
5		pwsexpg.r	. . . 4 ⊢ (𝜑 → 𝑅 ∈ Ring)
6		pwsexpg.i	. . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑉)
7		pwsexpg.a	. . . 4 ⊢ (𝜑 → 𝐴 ∈ 𝐼)
8	1, 2, 3, 4, 5, 6, 7	pwspjmhmmgpd 20504	. . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴)) ∈ (𝑀 MndHom 𝑇))
9		pwsexpg.n	. . 3 ⊢ (𝜑 → 𝑁 ∈ ℕ₀)
10		pwsexpg.x	. . 3 ⊢ (𝜑 → 𝑋 ∈ 𝐵)
11	3, 2	mgpbas 20312	. . . 4 ⊢ 𝐵 = (Base‘𝑀)
12		pwsexpg.s	. . . 4 ⊢ ∙ = (._g‘𝑀)
13		pwsexpg.g	. . . 4 ⊢ · = (._g‘𝑇)
14	11, 12, 13	mhmmulg 19272	. . 3 ⊢ (((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴)) ∈ (𝑀 MndHom 𝑇) ∧ 𝑁 ∈ ℕ₀ ∧ 𝑋 ∈ 𝐵) → ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘(𝑁 ∙ 𝑋)) = (𝑁 · ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘𝑋)))
15	8, 9, 10, 14	syl3anc 1398	. 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘(𝑁 ∙ 𝑋)) = (𝑁 · ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘𝑋)))
16	1	pwsring 20500	. . . . . 6 ⊢ ((𝑅 ∈ Ring ∧ 𝐼 ∈ 𝑉) → 𝑌 ∈ Ring)
17	5, 6, 16	syl2anc 596	. . . . 5 ⊢ (𝜑 → 𝑌 ∈ Ring)
18	3	ringmgp 20412	. . . . 5 ⊢ (𝑌 ∈ Ring → 𝑀 ∈ Mnd)
19	17, 18	syl 18	. . . 4 ⊢ (𝜑 → 𝑀 ∈ Mnd)
20	11, 12, 19, 9, 10	mulgnn0cld 19252	. . 3 ⊢ (𝜑 → (𝑁 ∙ 𝑋) ∈ 𝐵)
21		fveq1 6873	. . . 4 ⊢ (𝑥 = (𝑁 ∙ 𝑋) → (𝑥‘𝐴) = ((𝑁 ∙ 𝑋)‘𝐴))
22		eqid 2760	. . . 4 ⊢ (𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴)) = (𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))
23		fvex 6887	. . . 4 ⊢ ((𝑁 ∙ 𝑋)‘𝐴) ∈ V
24	21, 22, 23	fvmpt 6982	. . 3 ⊢ ((𝑁 ∙ 𝑋) ∈ 𝐵 → ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘(𝑁 ∙ 𝑋)) = ((𝑁 ∙ 𝑋)‘𝐴))
25	20, 24	syl 18	. 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘(𝑁 ∙ 𝑋)) = ((𝑁 ∙ 𝑋)‘𝐴))
26		fveq1 6873	. . . . 5 ⊢ (𝑥 = 𝑋 → (𝑥‘𝐴) = (𝑋‘𝐴))
27		fvex 6887	. . . . 5 ⊢ (𝑋‘𝐴) ∈ V
28	26, 22, 27	fvmpt 6982	. . . 4 ⊢ (𝑋 ∈ 𝐵 → ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘𝑋) = (𝑋‘𝐴))
29	10, 28	syl 18	. . 3 ⊢ (𝜑 → ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘𝑋) = (𝑋‘𝐴))
30	29	oveq2d 7425	. 2 ⊢ (𝜑 → (𝑁 · ((𝑥 ∈ 𝐵 ↦ (𝑥‘𝐴))‘𝑋)) = (𝑁 · (𝑋‘𝐴)))
31	15, 25, 30	3eqtr3d 2803	1 ⊢ (𝜑 → ((𝑁 ∙ 𝑋)‘𝐴) = (𝑁 · (𝑋‘𝐴)))

Colors of variables: wff setvar class

This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2145 ↦ cmpt 5186 ‘cfv 6528 (class class class)co 7409 ℕ₀cn0 12561 Basecbs 17334 ↑_s cpws 17564 Mndcmnd 18870 MndHom cmhm 18923 ._gcmg 19224 mulGrpcmgp 20307 Ringcrg 20406

This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7735 ax-cnex 11213 ax-resscn 11214 ax-1cn 11215 ax-icn 11216 ax-addcl 11217 ax-addrcl 11218 ax-mulcl 11219 ax-mulrcl 11220 ax-mulcom 11221 ax-addass 11222 ax-mulass 11223 ax-distr 11224 ax-i2m1 11225 ax-1ne0 11226 ax-1rid 11227 ax-rnegex 11228 ax-rrecex 11229 ax-cnre 11230 ax-pre-lttri 11231 ax-pre-lttrn 11232 ax-pre-ltadd 11233 ax-pre-mulgt0 11234

This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5543 df-eprel 5548 df-po 5556 df-so 5557 df-fr 5601 df-we 5603 df-xp 5654 df-rel 5655 df-cnv 5656 df-co 5657 df-dm 5658 df-rn 5659 df-res 5660 df-ima 5661 df-pred 6294 df-ord 6355 df-on 6356 df-lim 6357 df-suc 6358 df-iota 6484 df-fun 6530 df-fn 6531 df-f 6532 df-f1 6533 df-fo 6534 df-f1o 6535 df-fv 6536 df-riota 7366 df-ov 7412 df-oprab 7413 df-mpo 7414 df-of 7677 df-om 7862 df-1st 7985 df-2nd 7986 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-1o 8455 df-er 8696 df-map 8828 df-ixp 8905 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-sup 9412 df-pnf 11302 df-mnf 11303 df-xr 11304 df-ltxr 11305 df-le 11306 df-sub 11500 df-neg 11501 df-nn 12291 df-2 12360 df-3 12361 df-4 12362 df-5 12363 df-6 12364 df-7 12365 df-8 12366 df-9 12367 df-n0 12562 df-z 12649 df-dec 12770 df-uz 12921 df-fz 13595 df-seq 14099 df-struct 17272 df-sets 17289 df-slot 17307 df-ndx 17319 df-base 17335 df-plusg 17388 df-mulr 17389 df-sca 17391 df-vsca 17392 df-ip 17393 df-tset 17394 df-ple 17395 df-ds 17397 df-hom 17399 df-cco 17400 df-0g 17559 df-prds 17565 df-pws 17567 df-mgm 18763 df-sgrp 18855 df-mnd 18871 df-mhm 18925 df-grp 19094 df-minusg 19095 df-mulg 19225 df-cmn 19943 df-abl 19944 df-mgp 20308 df-rng 20322 df-ur 20355 df-ring 20408

This theorem is used by: evlsvvval 22349 evlsexpval 22384 evls1expd 22632

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