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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 23 | . . . . . 6 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ ℂVec) | |
| 2 | 1 | cvsclm 25246 | . . . . 5 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ ℂMod) |
| 3 | cvsdiv.f | . . . . . 6 ⊢ 𝐹 = (Scalar‘𝑊) | |
| 4 | 3 | clm0 25192 | . . . . 5 ⊢ (𝑊 ∈ ℂMod → 0 = (0g‘𝐹)) |
| 5 | 2, 4 | syl 18 | . . . 4 ⊢ (𝑊 ∈ ℂVec → 0 = (0g‘𝐹)) |
| 6 | 5 | sneqd 4597 | . . 3 ⊢ (𝑊 ∈ ℂVec → {0} = {(0g‘𝐹)}) |
| 7 | 6 | difeq2d 4083 | . 2 ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (𝐾 ∖ {(0g‘𝐹)})) |
| 8 | 1 | cvslvec 25245 | . . 3 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ LVec) |
| 9 | 3 | lvecdrng 21195 | . . 3 ⊢ (𝑊 ∈ LVec → 𝐹 ∈ DivRing) |
| 10 | cvsdiv.k | . . . . 5 ⊢ 𝐾 = (Base‘𝐹) | |
| 11 | eqid 2765 | . . . . 5 ⊢ (Unit‘𝐹) = (Unit‘𝐹) | |
| 12 | eqid 2765 | . . . . 5 ⊢ (0g‘𝐹) = (0g‘𝐹) | |
| 13 | 10, 11, 12 | isdrng 20808 | . . . 4 ⊢ (𝐹 ∈ DivRing ↔ (𝐹 ∈ Ring ∧ (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)}))) |
| 14 | 13 | simprbi 502 | . . 3 ⊢ (𝐹 ∈ DivRing → (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)})) |
| 15 | 8, 9, 14 | 3syl 19 | . 2 ⊢ (𝑊 ∈ ℂVec → (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)})) |
| 16 | 7, 15 | eqtr4d 2803 | 1 ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (Unit‘𝐹)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 = wceq 1563 ∈ wcel 2145 ∖ cdif 3904 {csn 4585 ‘cfv 6525 0cc0 11088 Basecbs 17259 Scalarcsca 17303 0gc0g 17482 Ringcrg 20306 Unitcui 20428 DivRingcdr 20804 LVecclvec 21192 ℂModcclm 25182 ℂVecccvs 25243 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2215 ax-ext 2737 ax-sep 5251 ax-nul 5261 ax-pow 5327 ax-pr 5395 ax-un 7722 ax-cnex 11144 ax-resscn 11145 ax-1cn 11146 ax-icn 11147 ax-addcl 11148 ax-addrcl 11149 ax-mulcl 11150 ax-mulrcl 11151 ax-mulcom 11152 ax-addass 11153 ax-mulass 11154 ax-distr 11155 ax-i2m1 11156 ax-1ne0 11157 ax-1rid 11158 ax-rnegex 11159 ax-rrecex 11160 ax-cnre 11161 ax-pre-lttri 11162 ax-pre-lttrn 11163 ax-pre-ltadd 11164 ax-pre-mulgt0 11165 ax-addf 11167 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-nf 1807 df-sb 2094 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3370 df-reu 3371 df-rab 3418 df-v 3459 df-sbc 3748 df-csb 3856 df-dif 3910 df-un 3912 df-in 3914 df-ss 3924 df-pss 3927 df-nul 4289 df-if 4484 df-pw 4560 df-sn 4586 df-pr 4588 df-tp 4590 df-op 4592 df-uni 4869 df-iun 4954 df-br 5106 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5547 df-eprel 5552 df-po 5560 df-so 5561 df-fr 5605 df-we 5607 df-xp 5658 df-rel 5659 df-cnv 5660 df-co 5661 df-dm 5662 df-rn 5663 df-res 5664 df-ima 5665 df-pred 6292 df-ord 6353 df-on 6354 df-lim 6355 df-suc 6356 df-iota 6481 df-fun 6527 df-fn 6528 df-f 6529 df-f1 6530 df-fo 6531 df-f1o 6532 df-fv 6533 df-riota 7357 df-ov 7403 df-oprab 7404 df-mpo 7405 df-om 7851 df-1st 7974 df-2nd 7975 df-frecs 8266 df-wrecs 8297 df-recs 8346 df-rdg 8385 df-1o 8441 df-er 8682 df-en 8932 df-dom 8933 df-sdom 8934 df-fin 8935 df-pnf 11233 df-mnf 11234 df-xr 11235 df-ltxr 11236 df-le 11237 df-sub 11431 df-neg 11432 df-nn 12225 df-2 12294 df-3 12295 df-4 12296 df-5 12297 df-6 12298 df-7 12299 df-8 12300 df-9 12301 df-n0 12496 df-z 12583 df-dec 12703 df-uz 12854 df-fz 13527 df-struct 17197 df-sets 17214 df-slot 17232 df-ndx 17244 df-base 17260 df-ress 17281 df-plusg 17313 df-mulr 17314 df-starv 17315 df-tset 17319 df-ple 17320 df-ds 17322 df-unif 17323 df-0g 17484 df-mgm 18688 df-sgrp 18767 df-mnd 18783 df-grp 18993 df-subg 19180 df-cmn 19843 df-mgp 20208 df-ring 20308 df-cring 20309 df-subrg 20646 df-drng 20806 df-lvec 21193 df-cnfld 21483 df-clm 25183 df-cvs 25244 |
| This theorem is referenced by: cvsdiv 25252 cvsdivcl 25253 |
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