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| Mirrors > Home > MPE Home > Th. List > cvsdiveqd | Structured version Visualization version GIF version | ||
| Description: An equality involving ratios in a subcomplex vector space. (Contributed by Thierry Arnoux, 22-May-2019.) |
| 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) |
| cvsdiveqd.2 | ⊢ (𝜑 → 𝐵 ≠ 0) |
| cvsdiveqd.3 | ⊢ (𝜑 → 𝑋 = ((𝐴 / 𝐵) · 𝑌)) |
| Ref | Expression |
|---|---|
| cvsdiveqd | ⊢ (𝜑 → ((𝐵 / 𝐴) · 𝑋) = 𝑌) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | cvsdiveqd.3 | . . 3 ⊢ (𝜑 → 𝑋 = ((𝐴 / 𝐵) · 𝑌)) | |
| 2 | 1 | oveq2d 7459 | . 2 ⊢ (𝜑 → ((𝐵 / 𝐴) · 𝑋) = ((𝐵 / 𝐴) · ((𝐴 / 𝐵) · 𝑌))) |
| 3 | cvsdiveqd.w | . . . . . . . 8 ⊢ (𝜑 → 𝑊 ∈ ℂVec) | |
| 4 | 3 | cvsclm 25477 | . . . . . . 7 ⊢ (𝜑 → 𝑊 ∈ ℂMod) |
| 5 | cvsdiveqd.f | . . . . . . . 8 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 6 | cvsdiveqd.k | . . . . . . . 8 ⊢ 𝐾 = (Base‘𝐹) | |
| 7 | 5, 6 | clmsscn 25430 | . . . . . . 7 ⊢ (𝑊 ∈ ℂMod → 𝐾 ⊆ ℂ) |
| 8 | 4, 7 | syl 18 | . . . . . 6 ⊢ (𝜑 → 𝐾 ⊆ ℂ) |
| 9 | cvsdiveqd.b | . . . . . 6 ⊢ (𝜑 → 𝐵 ∈ 𝐾) | |
| 10 | 8, 9 | sseldd 3914 | . . . . 5 ⊢ (𝜑 → 𝐵 ∈ ℂ) |
| 11 | cvsdiveqd.a | . . . . . 6 ⊢ (𝜑 → 𝐴 ∈ 𝐾) | |
| 12 | 8, 11 | sseldd 3914 | . . . . 5 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 13 | cvsdiveqd.2 | . . . . 5 ⊢ (𝜑 → 𝐵 ≠ 0) | |
| 14 | cvsdiveqd.1 | . . . . 5 ⊢ (𝜑 → 𝐴 ≠ 0) | |
| 15 | 10, 12, 13, 14 | divcan6d 12139 | . . . 4 ⊢ (𝜑 → ((𝐵 / 𝐴) · (𝐴 / 𝐵)) = 1) |
| 16 | 15 | oveq1d 7458 | . . 3 ⊢ (𝜑 → (((𝐵 / 𝐴) · (𝐴 / 𝐵)) · 𝑌) = (1 · 𝑌)) |
| 17 | 5, 6 | cvsdivcl 25484 | . . . . 5 ⊢ ((𝑊 ∈ ℂVec ∧ (𝐵 ∈ 𝐾 ∧ 𝐴 ∈ 𝐾 ∧ 𝐴 ≠ 0)) → (𝐵 / 𝐴) ∈ 𝐾) |
| 18 | 3, 9, 11, 14, 17 | syl13anc 1400 | . . . 4 ⊢ (𝜑 → (𝐵 / 𝐴) ∈ 𝐾) |
| 19 | 5, 6 | cvsdivcl 25484 | . . . . 5 ⊢ ((𝑊 ∈ ℂVec ∧ (𝐴 ∈ 𝐾 ∧ 𝐵 ∈ 𝐾 ∧ 𝐵 ≠ 0)) → (𝐴 / 𝐵) ∈ 𝐾) |
| 20 | 3, 11, 9, 13, 19 | syl13anc 1400 | . . . 4 ⊢ (𝜑 → (𝐴 / 𝐵) ∈ 𝐾) |
| 21 | cvsdiveqd.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝑉) | |
| 22 | cvsdiveqd.v | . . . . 5 ⊢ 𝑉 = (Base‘𝑊) | |
| 23 | cvsdiveqd.t | . . . . 5 ⊢ · = ( ·𝑠 ‘𝑊) | |
| 24 | 22, 5, 23, 6 | clmvsass 25440 | . . . 4 ⊢ ((𝑊 ∈ ℂMod ∧ ((𝐵 / 𝐴) ∈ 𝐾 ∧ (𝐴 / 𝐵) ∈ 𝐾 ∧ 𝑌 ∈ 𝑉)) → (((𝐵 / 𝐴) · (𝐴 / 𝐵)) · 𝑌) = ((𝐵 / 𝐴) · ((𝐴 / 𝐵) · 𝑌))) |
| 25 | 4, 18, 20, 21, 24 | syl13anc 1400 | . . 3 ⊢ (𝜑 → (((𝐵 / 𝐴) · (𝐴 / 𝐵)) · 𝑌) = ((𝐵 / 𝐴) · ((𝐴 / 𝐵) · 𝑌))) |
| 26 | 22, 23 | clmvs1 25444 | . . . 4 ⊢ ((𝑊 ∈ ℂMod ∧ 𝑌 ∈ 𝑉) → (1 · 𝑌) = 𝑌) |
| 27 | 4, 21, 26 | syl2anc 596 | . . 3 ⊢ (𝜑 → (1 · 𝑌) = 𝑌) |
| 28 | 16, 25, 27 | 3eqtr3d 2806 | . 2 ⊢ (𝜑 → ((𝐵 / 𝐴) · ((𝐴 / 𝐵) · 𝑌)) = 𝑌) |
| 29 | 2, 28 | eqtrd 2798 | 1 ⊢ (𝜑 → ((𝐵 / 𝐴) · 𝑋) = 𝑌) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 = wceq 1570 ∈ wcel 2147 ≠ wne 2959 ⊆ wss 3900 ‘cfv 6558 (class class class)co 7443 ℂcc 11225 0cc0 11227 1c1 11228 · cmul 11232 / cdiv 12000 Basecbs 17416 Scalarcsca 17460 ·𝑠 cvsca 17461 ℂModcclm 25413 ℂVecccvs 25474 |
| 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 1945 ax-6 2002 ax-7 2043 ax-8 2149 ax-9 2157 ax-10 2180 ax-11 2197 ax-12 2216 ax-ext 2735 ax-rep 5235 ax-sep 5252 ax-nul 5263 ax-pow 5331 ax-pr 5395 ax-un 7775 ax-cnex 11283 ax-resscn 11284 ax-1cn 11285 ax-icn 11286 ax-addcl 11287 ax-addrcl 11288 ax-mulcl 11289 ax-mulrcl 11290 ax-mulcom 11291 ax-addass 11292 ax-mulass 11293 ax-distr 11294 ax-i2m1 11295 ax-1ne0 11296 ax-1rid 11297 ax-rnegex 11298 ax-rrecex 11299 ax-cnre 11300 ax-pre-lttri 11301 ax-pre-lttrn 11302 ax-pre-ltadd 11303 ax-pre-mulgt0 11304 ax-addf 11306 ax-mulf 11307 |
| 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 2102 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2839 df-nfc 2913 df-ne 2960 df-nel 3066 df-ral 3081 df-rex 3091 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3456 df-sbc 3743 df-csb 3852 df-ss 3901 df-pss 4017 df-dif 4050 df-in 4094 df-un 4154 df-nul 4282 df-if 4486 df-pw 4562 df-sn 4589 df-pr 4591 df-tp 4593 df-op 4839 df-uni 4871 df-iun 4956 df-br 5107 df-opab 5171 df-mpt 5190 df-tr 5216 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6322 df-ord 6383 df-on 6384 df-lim 6385 df-suc 6386 df-iota 6512 df-fun 6560 df-fn 6561 df-f 6562 df-f1 6563 df-fo 6564 df-f1o 6565 df-fv 6566 df-riota 7400 df-ov 7446 df-oprab 7447 df-mpo 7448 df-om 7902 df-1st 8025 df-2nd 8026 df-tpos 8271 df-frecs 8327 df-wrecs 8358 df-recs 8407 df-rdg 8446 df-1o 8504 df-er 8745 df-en 9002 df-dom 9003 df-sdom 9004 df-fin 9005 df-pnf 11372 df-mnf 11373 df-xr 11374 df-ltxr 11375 df-le 11376 df-sub 11570 df-neg 11571 df-div 12001 df-nn 12363 df-2 12432 df-3 12433 df-4 12434 df-5 12435 df-6 12436 df-7 12437 df-8 12438 df-9 12439 df-n0 12634 df-z 12721 df-dec 12842 df-uz 12993 df-fz 13667 df-struct 17354 df-sets 17371 df-slot 17389 df-ndx 17401 df-base 17417 df-ress 17438 df-plusg 17470 df-mulr 17471 df-starv 17472 df-tset 17476 df-ple 17477 df-ds 17479 df-unif 17480 df-0g 17641 df-mgm 18845 df-sgrp 18937 df-mnd 18953 df-grp 19176 df-minusg 19177 df-subg 19362 df-cmn 20026 df-abl 20027 df-mgp 20391 df-rng 20405 df-ur 20438 df-ring 20491 df-cring 20492 df-oppr 20597 df-dvdsr 20617 df-unit 20618 df-invr 20648 df-dvr 20661 df-subrg 20852 df-drng 21012 df-lmod 21167 df-lvec 21408 df-cnfld 21709 df-clm 25414 df-cvs 25475 |
| This theorem is used by: ttgcontlem1 29492 |
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