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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 22972 | . . . . 5 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ ℂMod) |
3 | cvsdiv.f | . . . . . 6 ⊢ 𝐹 = (Scalar‘𝑊) | |
4 | 3 | clm0 22918 | . . . . 5 ⊢ (𝑊 ∈ ℂMod → 0 = (0g‘𝐹)) |
5 | 2, 4 | syl 17 | . . . 4 ⊢ (𝑊 ∈ ℂVec → 0 = (0g‘𝐹)) |
6 | 5 | sneqd 4222 | . . 3 ⊢ (𝑊 ∈ ℂVec → {0} = {(0g‘𝐹)}) |
7 | 6 | difeq2d 3761 | . 2 ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (𝐾 ∖ {(0g‘𝐹)})) |
8 | 1 | cvslvec 22971 | . . 3 ⊢ (𝑊 ∈ ℂVec → 𝑊 ∈ LVec) |
9 | 3 | lvecdrng 19153 | . . 3 ⊢ (𝑊 ∈ LVec → 𝐹 ∈ DivRing) |
10 | cvsdiv.k | . . . . 5 ⊢ 𝐾 = (Base‘𝐹) | |
11 | eqid 2651 | . . . . 5 ⊢ (Unit‘𝐹) = (Unit‘𝐹) | |
12 | eqid 2651 | . . . . 5 ⊢ (0g‘𝐹) = (0g‘𝐹) | |
13 | 10, 11, 12 | isdrng 18799 | . . . 4 ⊢ (𝐹 ∈ DivRing ↔ (𝐹 ∈ Ring ∧ (Unit‘𝐹) = (𝐾 ∖ {(0g‘𝐹)}))) |
14 | 13 | simprbi 479 | . . 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 2688 | 1 ⊢ (𝑊 ∈ ℂVec → (𝐾 ∖ {0}) = (Unit‘𝐹)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 = wceq 1523 ∈ wcel 2030 ∖ cdif 3604 {csn 4210 ‘cfv 5926 0cc0 9974 Basecbs 15904 Scalarcsca 15991 0gc0g 16147 Ringcrg 18593 Unitcui 18685 DivRingcdr 18795 LVecclvec 19150 ℂModcclm 22908 ℂVecccvs 22969 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1762 ax-4 1777 ax-5 1879 ax-6 1945 ax-7 1981 ax-8 2032 ax-9 2039 ax-10 2059 ax-11 2074 ax-12 2087 ax-13 2282 ax-ext 2631 ax-sep 4814 ax-nul 4822 ax-pow 4873 ax-pr 4936 ax-un 6991 ax-cnex 10030 ax-resscn 10031 ax-1cn 10032 ax-icn 10033 ax-addcl 10034 ax-addrcl 10035 ax-mulcl 10036 ax-mulrcl 10037 ax-mulcom 10038 ax-addass 10039 ax-mulass 10040 ax-distr 10041 ax-i2m1 10042 ax-1ne0 10043 ax-1rid 10044 ax-rnegex 10045 ax-rrecex 10046 ax-cnre 10047 ax-pre-lttri 10048 ax-pre-lttrn 10049 ax-pre-ltadd 10050 ax-pre-mulgt0 10051 ax-addf 10053 ax-mulf 10054 |
This theorem depends on definitions: df-bi 197 df-or 384 df-an 385 df-3or 1055 df-3an 1056 df-tru 1526 df-ex 1745 df-nf 1750 df-sb 1938 df-eu 2502 df-mo 2503 df-clab 2638 df-cleq 2644 df-clel 2647 df-nfc 2782 df-ne 2824 df-nel 2927 df-ral 2946 df-rex 2947 df-reu 2948 df-rmo 2949 df-rab 2950 df-v 3233 df-sbc 3469 df-csb 3567 df-dif 3610 df-un 3612 df-in 3614 df-ss 3621 df-pss 3623 df-nul 3949 df-if 4120 df-pw 4193 df-sn 4211 df-pr 4213 df-tp 4215 df-op 4217 df-uni 4469 df-int 4508 df-iun 4554 df-br 4686 df-opab 4746 df-mpt 4763 df-tr 4786 df-id 5053 df-eprel 5058 df-po 5064 df-so 5065 df-fr 5102 df-we 5104 df-xp 5149 df-rel 5150 df-cnv 5151 df-co 5152 df-dm 5153 df-rn 5154 df-res 5155 df-ima 5156 df-pred 5718 df-ord 5764 df-on 5765 df-lim 5766 df-suc 5767 df-iota 5889 df-fun 5928 df-fn 5929 df-f 5930 df-f1 5931 df-fo 5932 df-f1o 5933 df-fv 5934 df-riota 6651 df-ov 6693 df-oprab 6694 df-mpt2 6695 df-om 7108 df-1st 7210 df-2nd 7211 df-wrecs 7452 df-recs 7513 df-rdg 7551 df-1o 7605 df-oadd 7609 df-er 7787 df-en 7998 df-dom 7999 df-sdom 8000 df-fin 8001 df-pnf 10114 df-mnf 10115 df-xr 10116 df-ltxr 10117 df-le 10118 df-sub 10306 df-neg 10307 df-nn 11059 df-2 11117 df-3 11118 df-4 11119 df-5 11120 df-6 11121 df-7 11122 df-8 11123 df-9 11124 df-n0 11331 df-z 11416 df-dec 11532 df-uz 11726 df-fz 12365 df-struct 15906 df-ndx 15907 df-slot 15908 df-base 15910 df-sets 15911 df-ress 15912 df-plusg 16001 df-mulr 16002 df-starv 16003 df-tset 16007 df-ple 16008 df-ds 16011 df-unif 16012 df-0g 16149 df-mgm 17289 df-sgrp 17331 df-mnd 17342 df-grp 17472 df-subg 17638 df-cmn 18241 df-mgp 18536 df-ring 18595 df-cring 18596 df-drng 18797 df-subrg 18826 df-lvec 19151 df-cnfld 19795 df-clm 22909 df-cvs 22970 |
This theorem is referenced by: cvsdiv 22978 cvsdivcl 22979 |
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