cvsmuleqdivd - Metamath Proof Explorer

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Theorem cvsmuleqdivd 25102

Description: An equality involving ratios in a subcomplex vector space. (Contributed by Thierry Arnoux, 22-May-2019.)

**Hypotheses**
Ref	Expression
cvsdiveqd.v	⊢ 𝑉 = (Base‘𝑊)
cvsdiveqd.t	⊢ · = ( ·_𝑠 ‘𝑊)
cvsdiveqd.f	⊢ 𝐹 = (Scalar‘𝑊)
cvsdiveqd.k	⊢ 𝐾 = (Base‘𝐹)
cvsdiveqd.w	⊢ (𝜑 → 𝑊 ∈ ℂVec)
cvsdiveqd.a	⊢ (𝜑 → 𝐴 ∈ 𝐾)
cvsdiveqd.b	⊢ (𝜑 → 𝐵 ∈ 𝐾)
cvsdiveqd.x	⊢ (𝜑 → 𝑋 ∈ 𝑉)
cvsdiveqd.y	⊢ (𝜑 → 𝑌 ∈ 𝑉)
cvsdiveqd.1	⊢ (𝜑 → 𝐴 ≠ 0)
cvsmuleqdivd.1	⊢ (𝜑 → (𝐴 · 𝑋) = (𝐵 · 𝑌))

**Assertion**
Ref	Expression
cvsmuleqdivd	⊢ (𝜑 → 𝑋 = ((𝐵 / 𝐴) · 𝑌))

**Proof of Theorem cvsmuleqdivd**
Step	Hyp	Ref	Expression
1		cvsmuleqdivd.1	. . 3 ⊢ (𝜑 → (𝐴 · 𝑋) = (𝐵 · 𝑌))
2	1	oveq2d 7384	. 2 ⊢ (𝜑 → ((1 / 𝐴) · (𝐴 · 𝑋)) = ((1 / 𝐴) · (𝐵 · 𝑌)))
3		cvsdiveqd.w	. . . . . . . 8 ⊢ (𝜑 → 𝑊 ∈ ℂVec)
4	3	cvsclm 25094	. . . . . . 7 ⊢ (𝜑 → 𝑊 ∈ ℂMod)
5		cvsdiveqd.f	. . . . . . . 8 ⊢ 𝐹 = (Scalar‘𝑊)
6		cvsdiveqd.k	. . . . . . . 8 ⊢ 𝐾 = (Base‘𝐹)
7	5, 6	clmsscn 25047	. . . . . . 7 ⊢ (𝑊 ∈ ℂMod → 𝐾 ⊆ ℂ)
8	4, 7	syl 17	. . . . . 6 ⊢ (𝜑 → 𝐾 ⊆ ℂ)
9		cvsdiveqd.a	. . . . . 6 ⊢ (𝜑 → 𝐴 ∈ 𝐾)
10	8, 9	sseldd 3936	. . . . 5 ⊢ (𝜑 → 𝐴 ∈ ℂ)
11		cvsdiveqd.1	. . . . 5 ⊢ (𝜑 → 𝐴 ≠ 0)
12	10, 11	recid2d 11925	. . . 4 ⊢ (𝜑 → ((1 / 𝐴) · 𝐴) = 1)
13	12	oveq1d 7383	. . 3 ⊢ (𝜑 → (((1 / 𝐴) · 𝐴) · 𝑋) = (1 · 𝑋))
14	5	clm1 25041	. . . . . . 7 ⊢ (𝑊 ∈ ℂMod → 1 = (1_r‘𝐹))
15	4, 14	syl 17	. . . . . 6 ⊢ (𝜑 → 1 = (1_r‘𝐹))
16	5	clmring 25038	. . . . . . 7 ⊢ (𝑊 ∈ ℂMod → 𝐹 ∈ Ring)
17		eqid 2737	. . . . . . . 8 ⊢ (1_r‘𝐹) = (1_r‘𝐹)
18	6, 17	ringidcl 20212	. . . . . . 7 ⊢ (𝐹 ∈ Ring → (1_r‘𝐹) ∈ 𝐾)
19	4, 16, 18	3syl 18	. . . . . 6 ⊢ (𝜑 → (1_r‘𝐹) ∈ 𝐾)
20	15, 19	eqeltrd 2837	. . . . 5 ⊢ (𝜑 → 1 ∈ 𝐾)
21	5, 6	cvsdivcl 25101	. . . . 5 ⊢ ((𝑊 ∈ ℂVec ∧ (1 ∈ 𝐾 ∧ 𝐴 ∈ 𝐾 ∧ 𝐴 ≠ 0)) → (1 / 𝐴) ∈ 𝐾)
22	3, 20, 9, 11, 21	syl13anc 1375	. . . 4 ⊢ (𝜑 → (1 / 𝐴) ∈ 𝐾)
23		cvsdiveqd.x	. . . 4 ⊢ (𝜑 → 𝑋 ∈ 𝑉)
24		cvsdiveqd.v	. . . . 5 ⊢ 𝑉 = (Base‘𝑊)
25		cvsdiveqd.t	. . . . 5 ⊢ · = ( ·_𝑠 ‘𝑊)
26	24, 5, 25, 6	clmvsass 25057	. . . 4 ⊢ ((𝑊 ∈ ℂMod ∧ ((1 / 𝐴) ∈ 𝐾 ∧ 𝐴 ∈ 𝐾 ∧ 𝑋 ∈ 𝑉)) → (((1 / 𝐴) · 𝐴) · 𝑋) = ((1 / 𝐴) · (𝐴 · 𝑋)))
27	4, 22, 9, 23, 26	syl13anc 1375	. . 3 ⊢ (𝜑 → (((1 / 𝐴) · 𝐴) · 𝑋) = ((1 / 𝐴) · (𝐴 · 𝑋)))
28	24, 25	clmvs1 25061	. . . 4 ⊢ ((𝑊 ∈ ℂMod ∧ 𝑋 ∈ 𝑉) → (1 · 𝑋) = 𝑋)
29	4, 23, 28	syl2anc 585	. . 3 ⊢ (𝜑 → (1 · 𝑋) = 𝑋)
30	13, 27, 29	3eqtr3d 2780	. 2 ⊢ (𝜑 → ((1 / 𝐴) · (𝐴 · 𝑋)) = 𝑋)
31		cvsdiveqd.b	. . . . . 6 ⊢ (𝜑 → 𝐵 ∈ 𝐾)
32	8, 31	sseldd 3936	. . . . 5 ⊢ (𝜑 → 𝐵 ∈ ℂ)
33	32, 10, 11	divrec2d 11933	. . . 4 ⊢ (𝜑 → (𝐵 / 𝐴) = ((1 / 𝐴) · 𝐵))
34	33	oveq1d 7383	. . 3 ⊢ (𝜑 → ((𝐵 / 𝐴) · 𝑌) = (((1 / 𝐴) · 𝐵) · 𝑌))
35		cvsdiveqd.y	. . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑉)
36	24, 5, 25, 6	clmvsass 25057	. . . 4 ⊢ ((𝑊 ∈ ℂMod ∧ ((1 / 𝐴) ∈ 𝐾 ∧ 𝐵 ∈ 𝐾 ∧ 𝑌 ∈ 𝑉)) → (((1 / 𝐴) · 𝐵) · 𝑌) = ((1 / 𝐴) · (𝐵 · 𝑌)))
37	4, 22, 31, 35, 36	syl13anc 1375	. . 3 ⊢ (𝜑 → (((1 / 𝐴) · 𝐵) · 𝑌) = ((1 / 𝐴) · (𝐵 · 𝑌)))
38	34, 37	eqtr2d 2773	. 2 ⊢ (𝜑 → ((1 / 𝐴) · (𝐵 · 𝑌)) = ((𝐵 / 𝐴) · 𝑌))
39	2, 30, 38	3eqtr3d 2780	1 ⊢ (𝜑 → 𝑋 = ((𝐵 / 𝐴) · 𝑌))

Colors of variables: wff setvar class

Syntax hints: → wi 4 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ⊆ wss 3903 ‘cfv 6500 (class class class)co 7368 ℂcc 11036 0cc0 11038 1c1 11039 · cmul 11043 / cdiv 11806 Basecbs 17148 Scalarcsca 17192 ·_𝑠 cvsca 17193 1_rcur 20128 Ringcrg 20180 ℂModcclm 25030 ℂVecccvs 25091

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 2185 ax-ext 2709 ax-rep 5226 ax-sep 5243 ax-nul 5253 ax-pow 5312 ax-pr 5379 ax-un 7690 ax-cnex 11094 ax-resscn 11095 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-mulcom 11102 ax-addass 11103 ax-mulass 11104 ax-distr 11105 ax-i2m1 11106 ax-1ne0 11107 ax-1rid 11108 ax-rnegex 11109 ax-rrecex 11110 ax-cnre 11111 ax-pre-lttri 11112 ax-pre-lttrn 11113 ax-pre-ltadd 11114 ax-pre-mulgt0 11115 ax-addf 11117 ax-mulf 11118

This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3063 df-rmo 3352 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-tp 4587 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-riota 7325 df-ov 7371 df-oprab 7372 df-mpo 7373 df-om 7819 df-1st 7943 df-2nd 7944 df-tpos 8178 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-1o 8407 df-er 8645 df-en 8896 df-dom 8897 df-sdom 8898 df-fin 8899 df-pnf 11180 df-mnf 11181 df-xr 11182 df-ltxr 11183 df-le 11184 df-sub 11378 df-neg 11379 df-div 11807 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-7 12225 df-8 12226 df-9 12227 df-n0 12414 df-z 12501 df-dec 12620 df-uz 12764 df-fz 13436 df-struct 17086 df-sets 17103 df-slot 17121 df-ndx 17133 df-base 17149 df-ress 17170 df-plusg 17202 df-mulr 17203 df-starv 17204 df-tset 17208 df-ple 17209 df-ds 17211 df-unif 17212 df-0g 17373 df-mgm 18577 df-sgrp 18656 df-mnd 18672 df-grp 18878 df-minusg 18879 df-subg 19065 df-cmn 19723 df-abl 19724 df-mgp 20088 df-rng 20100 df-ur 20129 df-ring 20182 df-cring 20183 df-oppr 20285 df-dvdsr 20305 df-unit 20306 df-invr 20336 df-dvr 20349 df-subrg 20515 df-drng 20676 df-lmod 20825 df-lvec 21067 df-cnfld 21322 df-clm 25031 df-cvs 25092

This theorem is referenced by: ttgcontlem1 28969

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