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| Mirrors > Home > MPE Home > Th. List > lvecdim | Structured version Visualization version GIF version | ||
| Description: The dimension theorem for vector spaces: any two bases of the same vector space are equinumerous. Proven by using lssacsex 21099 and lbsacsbs 21111 to show that being a basis for a vector space is equivalent to being a basis for the associated algebraic closure system, and then using acsexdimd 18482. (Contributed by David Moews, 1-May-2017.) |
| Ref | Expression |
|---|---|
| lvecdim.1 | ⊢ 𝐽 = (LBasis‘𝑊) |
| Ref | Expression |
|---|---|
| lvecdim | ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → 𝑆 ≈ 𝑇) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 2736 | . . . . 5 ⊢ (LSubSp‘𝑊) = (LSubSp‘𝑊) | |
| 2 | eqid 2736 | . . . . 5 ⊢ (mrCls‘(LSubSp‘𝑊)) = (mrCls‘(LSubSp‘𝑊)) | |
| 3 | eqid 2736 | . . . . 5 ⊢ (Base‘𝑊) = (Base‘𝑊) | |
| 4 | 1, 2, 3 | lssacsex 21099 | . . . 4 ⊢ (𝑊 ∈ LVec → ((LSubSp‘𝑊) ∈ (ACS‘(Base‘𝑊)) ∧ ∀𝑥 ∈ 𝒫 (Base‘𝑊)∀𝑦 ∈ (Base‘𝑊)∀𝑧 ∈ (((mrCls‘(LSubSp‘𝑊))‘(𝑥 ∪ {𝑦})) ∖ ((mrCls‘(LSubSp‘𝑊))‘𝑥))𝑦 ∈ ((mrCls‘(LSubSp‘𝑊))‘(𝑥 ∪ {𝑧})))) |
| 5 | 4 | 3ad2ant1 1133 | . . 3 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → ((LSubSp‘𝑊) ∈ (ACS‘(Base‘𝑊)) ∧ ∀𝑥 ∈ 𝒫 (Base‘𝑊)∀𝑦 ∈ (Base‘𝑊)∀𝑧 ∈ (((mrCls‘(LSubSp‘𝑊))‘(𝑥 ∪ {𝑦})) ∖ ((mrCls‘(LSubSp‘𝑊))‘𝑥))𝑦 ∈ ((mrCls‘(LSubSp‘𝑊))‘(𝑥 ∪ {𝑧})))) |
| 6 | 5 | simpld 494 | . 2 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → (LSubSp‘𝑊) ∈ (ACS‘(Base‘𝑊))) |
| 7 | eqid 2736 | . 2 ⊢ (mrInd‘(LSubSp‘𝑊)) = (mrInd‘(LSubSp‘𝑊)) | |
| 8 | 5 | simprd 495 | . 2 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → ∀𝑥 ∈ 𝒫 (Base‘𝑊)∀𝑦 ∈ (Base‘𝑊)∀𝑧 ∈ (((mrCls‘(LSubSp‘𝑊))‘(𝑥 ∪ {𝑦})) ∖ ((mrCls‘(LSubSp‘𝑊))‘𝑥))𝑦 ∈ ((mrCls‘(LSubSp‘𝑊))‘(𝑥 ∪ {𝑧}))) |
| 9 | simp2 1137 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → 𝑆 ∈ 𝐽) | |
| 10 | lvecdim.1 | . . . . . 6 ⊢ 𝐽 = (LBasis‘𝑊) | |
| 11 | 1, 2, 3, 7, 10 | lbsacsbs 21111 | . . . . 5 ⊢ (𝑊 ∈ LVec → (𝑆 ∈ 𝐽 ↔ (𝑆 ∈ (mrInd‘(LSubSp‘𝑊)) ∧ ((mrCls‘(LSubSp‘𝑊))‘𝑆) = (Base‘𝑊)))) |
| 12 | 11 | 3ad2ant1 1133 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → (𝑆 ∈ 𝐽 ↔ (𝑆 ∈ (mrInd‘(LSubSp‘𝑊)) ∧ ((mrCls‘(LSubSp‘𝑊))‘𝑆) = (Base‘𝑊)))) |
| 13 | 9, 12 | mpbid 232 | . . 3 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → (𝑆 ∈ (mrInd‘(LSubSp‘𝑊)) ∧ ((mrCls‘(LSubSp‘𝑊))‘𝑆) = (Base‘𝑊))) |
| 14 | 13 | simpld 494 | . 2 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → 𝑆 ∈ (mrInd‘(LSubSp‘𝑊))) |
| 15 | simp3 1138 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → 𝑇 ∈ 𝐽) | |
| 16 | 1, 2, 3, 7, 10 | lbsacsbs 21111 | . . . . 5 ⊢ (𝑊 ∈ LVec → (𝑇 ∈ 𝐽 ↔ (𝑇 ∈ (mrInd‘(LSubSp‘𝑊)) ∧ ((mrCls‘(LSubSp‘𝑊))‘𝑇) = (Base‘𝑊)))) |
| 17 | 16 | 3ad2ant1 1133 | . . . 4 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → (𝑇 ∈ 𝐽 ↔ (𝑇 ∈ (mrInd‘(LSubSp‘𝑊)) ∧ ((mrCls‘(LSubSp‘𝑊))‘𝑇) = (Base‘𝑊)))) |
| 18 | 15, 17 | mpbid 232 | . . 3 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → (𝑇 ∈ (mrInd‘(LSubSp‘𝑊)) ∧ ((mrCls‘(LSubSp‘𝑊))‘𝑇) = (Base‘𝑊))) |
| 19 | 18 | simpld 494 | . 2 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → 𝑇 ∈ (mrInd‘(LSubSp‘𝑊))) |
| 20 | 13 | simprd 495 | . . 3 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → ((mrCls‘(LSubSp‘𝑊))‘𝑆) = (Base‘𝑊)) |
| 21 | 18 | simprd 495 | . . 3 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → ((mrCls‘(LSubSp‘𝑊))‘𝑇) = (Base‘𝑊)) |
| 22 | 20, 21 | eqtr4d 2774 | . 2 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → ((mrCls‘(LSubSp‘𝑊))‘𝑆) = ((mrCls‘(LSubSp‘𝑊))‘𝑇)) |
| 23 | 6, 2, 7, 8, 14, 19, 22 | acsexdimd 18482 | 1 ⊢ ((𝑊 ∈ LVec ∧ 𝑆 ∈ 𝐽 ∧ 𝑇 ∈ 𝐽) → 𝑆 ≈ 𝑇) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ↔ wb 206 ∧ wa 395 ∧ w3a 1086 = wceq 1541 ∈ wcel 2113 ∀wral 3051 ∖ cdif 3898 ∪ cun 3899 𝒫 cpw 4554 {csn 4580 class class class wbr 5098 ‘cfv 6492 ≈ cen 8880 Basecbs 17136 mrClscmrc 17502 mrIndcmri 17503 ACScacs 17504 LSubSpclss 20882 LBasisclbs 21026 LVecclvec 21054 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-reg 9497 ax-inf2 9550 ax-ac2 10373 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-int 4903 df-iun 4948 df-iin 4949 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-se 5578 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-isom 6501 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-1st 7933 df-2nd 7934 df-tpos 8168 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-1o 8397 df-2o 8398 df-er 8635 df-map 8765 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-oi 9415 df-r1 9676 df-rank 9677 df-card 9851 df-acn 9854 df-ac 10026 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-nn 12146 df-2 12208 df-3 12209 df-4 12210 df-5 12211 df-6 12212 df-7 12213 df-8 12214 df-9 12215 df-n0 12402 df-z 12489 df-dec 12608 df-uz 12752 df-fz 13424 df-struct 17074 df-sets 17091 df-slot 17109 df-ndx 17121 df-base 17137 df-ress 17158 df-plusg 17190 df-mulr 17191 df-tset 17196 df-ple 17197 df-ocomp 17198 df-0g 17361 df-mre 17505 df-mrc 17506 df-mri 17507 df-acs 17508 df-proset 18217 df-drs 18218 df-poset 18236 df-ipo 18451 df-mgm 18565 df-sgrp 18644 df-mnd 18660 df-submnd 18709 df-grp 18866 df-minusg 18867 df-sbg 18868 df-subg 19053 df-cmn 19711 df-abl 19712 df-mgp 20076 df-rng 20088 df-ur 20117 df-ring 20170 df-oppr 20273 df-dvdsr 20293 df-unit 20294 df-invr 20324 df-drng 20664 df-lmod 20813 df-lss 20883 df-lsp 20923 df-lbs 21027 df-lvec 21055 |
| This theorem is referenced by: lbslelsp 33754 dimval 33757 |
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