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| Mirrors > Home > MPE Home > Th. List > cvsunit | Structured version Visualization version GIF version | ||
| Description: Unit group of the scalar ring of a subcomplex vector space. (Contributed by Thierry Arnoux, 22-May-2019.) |
| Ref | Expression |
|---|---|
| cvsdiv.f | ⊢ 𝐹 = (Scalar‘𝑊) |
| cvsdiv.k | ⊢ 𝐾 = (Base‘𝐹) |
| Ref | Expression |
|---|---|
| cvsunit | ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (Unit‘𝐹)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | id 22 | . . . . . 6 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ ℂVec) | |
| 2 | 1 | cvsclm 25032 | . . . . 5 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ ℂMod) |
| 3 | cvsdiv.f | . . . . . 6 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 4 | 3 | clm0 24978 | . . . . 5 ⊢ (𝑊 ∈ ℂMod → 0 = (0g‘𝐹)) |
| 5 | 2, 4 | syl 17 | . . . 4 ⊢ (𝑊 ∈ ℂVec → 0 = (0g‘𝐹)) |
| 6 | 5 | sneqd 4603 | . . 3 ⊢ (𝑊 ∈ ℂVec → {0} = {(0g‘𝐹)}) |
| 7 | 6 | difeq2d 4091 | . 2 ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (𝐾 ∖ {(0g‘𝐹)})) |
| 8 | 1 | cvslvec 25031 | . . 3 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ LVec) |
| 9 | 3 | lvecdrng 21018 | . . 3 ⊢ (𝑊 ∈ LVec → 𝐹 ∈ DivRing) |
| 10 | cvsdiv.k | . . . . 5 ⊢ 𝐾 = (Base‘𝐹) | |
| 11 | eqid 2730 | . . . . 5 ⊢ (Unit‘𝐹) = (Unit‘𝐹) | |
| 12 | eqid 2730 | . . . . 5 ⊢ (0g‘𝐹) = (0g‘𝐹) | |
| 13 | 10, 11, 12 | isdrng 20648 | . . . 4 ⊢ (𝐹 ∈ DivRing ↔ (𝐹 ∈ Ring ∧ (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)}))) |
| 14 | 13 | simprbi 496 | . . 3 ⊢ (𝐹 ∈ DivRing → (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)})) |
| 15 | 8, 9, 14 | 3syl 18 | . 2 ⊢ (𝑊 ∈ ℂVec → (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)})) |
| 16 | 7, 15 | eqtr4d 2768 | 1 ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (Unit‘𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1540 ∈ wcel 2109 ∖ cdif 3913 {csn 4591 ‘cfv 6513 0cc0 11074 Basecbs 17185 Scalarcsca 17229 0gc0g 17408 Ringcrg 20148 Unitcui 20270 DivRingcdr 20644 LVecclvec 21015 ℂModcclm 24968 ℂVecccvs 25029 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-sep 5253 ax-nul 5263 ax-pow 5322 ax-pr 5389 ax-un 7713 ax-cnex 11130 ax-resscn 11131 ax-1cn 11132 ax-icn 11133 ax-addcl 11134 ax-addrcl 11135 ax-mulcl 11136 ax-mulrcl 11137 ax-mulcom 11138 ax-addass 11139 ax-mulass 11140 ax-distr 11141 ax-i2m1 11142 ax-1ne0 11143 ax-1rid 11144 ax-rnegex 11145 ax-rrecex 11146 ax-cnre 11147 ax-pre-lttri 11148 ax-pre-lttrn 11149 ax-pre-ltadd 11150 ax-pre-mulgt0 11151 ax-addf 11153 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-rmo 3356 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3756 df-csb 3865 df-dif 3919 df-un 3921 df-in 3923 df-ss 3933 df-pss 3936 df-nul 4299 df-if 4491 df-pw 4567 df-sn 4592 df-pr 4594 df-tp 4596 df-op 4598 df-uni 4874 df-iun 4959 df-br 5110 df-opab 5172 df-mpt 5191 df-tr 5217 df-id 5535 df-eprel 5540 df-po 5548 df-so 5549 df-fr 5593 df-we 5595 df-xp 5646 df-rel 5647 df-cnv 5648 df-co 5649 df-dm 5650 df-rn 5651 df-res 5652 df-ima 5653 df-pred 6276 df-ord 6337 df-on 6338 df-lim 6339 df-suc 6340 df-iota 6466 df-fun 6515 df-fn 6516 df-f 6517 df-f1 6518 df-fo 6519 df-f1o 6520 df-fv 6521 df-riota 7346 df-ov 7392 df-oprab 7393 df-mpo 7394 df-om 7845 df-1st 7970 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8380 df-1o 8436 df-er 8673 df-en 8921 df-dom 8922 df-sdom 8923 df-fin 8924 df-pnf 11216 df-mnf 11217 df-xr 11218 df-ltxr 11219 df-le 11220 df-sub 11413 df-neg 11414 df-nn 12188 df-2 12250 df-3 12251 df-4 12252 df-5 12253 df-6 12254 df-7 12255 df-8 12256 df-9 12257 df-n0 12449 df-z 12536 df-dec 12656 df-uz 12800 df-fz 13475 df-struct 17123 df-sets 17140 df-slot 17158 df-ndx 17170 df-base 17186 df-ress 17207 df-plusg 17239 df-mulr 17240 df-starv 17241 df-tset 17245 df-ple 17246 df-ds 17248 df-unif 17249 df-0g 17410 df-mgm 18573 df-sgrp 18652 df-mnd 18668 df-grp 18874 df-subg 19061 df-cmn 19718 df-mgp 20056 df-ring 20150 df-cring 20151 df-subrg 20485 df-drng 20646 df-lvec 21016 df-cnfld 21271 df-clm 24969 df-cvs 25030 |
| This theorem is referenced by: cvsdiv 25038 cvsdivcl 25039 |
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