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| Mirrors > Home > MPE Home > Th. List > Mathboxes > lmicdim | Structured version Visualization version GIF version | ||
| Description: Module isomorphisms preserve vector space dimensions. (Contributed by Thierry Arnoux, 25-Mar-2025.) |
| Ref | Expression |
|---|---|
| lmicdim.1 | ⊢ (𝜑 → 𝑆 ≃𝑚 𝑇) |
| lmicdim.2 | ⊢ (𝜑 → 𝑆 ∈ LVec) |
| Ref | Expression |
|---|---|
| lmicdim | ⊢ (𝜑 → (dim‘𝑆) = (dim‘𝑇)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lmicdim.1 | . . . 4 ⊢ (𝜑 → 𝑆 ≃𝑚 𝑇) | |
| 2 | brlmic 21166 | . . . 4 ⊢ (𝑆 ≃𝑚 𝑇 ↔ (𝑆 LMIso 𝑇) ≠ ∅) | |
| 3 | 1, 2 | sylib 221 | . . 3 ⊢ (𝜑 → (𝑆 LMIso 𝑇) ≠ ∅) |
| 4 | n0 4315 | . . 3 ⊢ ((𝑆 LMIso 𝑇) ≠ ∅ ↔ ∃𝑓 𝑓 ∈ (𝑆 LMIso 𝑇)) | |
| 5 | 3, 4 | sylib 221 | . 2 ⊢ (𝜑 → ∃𝑓 𝑓 ∈ (𝑆 LMIso 𝑇)) |
| 6 | simpr 489 | . . 3 ⊢ ((𝜑 ∧ 𝑓 ∈ (𝑆 LMIso 𝑇)) → 𝑓 ∈ (𝑆 LMIso 𝑇)) | |
| 7 | lmicdim.2 | . . . 4 ⊢ (𝜑 → 𝑆 ∈ LVec) | |
| 8 | 7 | adantr 485 | . . 3 ⊢ ((𝜑 ∧ 𝑓 ∈ (𝑆 LMIso 𝑇)) → 𝑆 ∈ LVec) |
| 9 | 6, 8 | lmimdim 33938 | . 2 ⊢ ((𝜑 ∧ 𝑓 ∈ (𝑆 LMIso 𝑇)) → (dim‘𝑆) = (dim‘𝑇)) |
| 10 | 5, 9 | exlimddv 1962 | 1 ⊢ (𝜑 → (dim‘𝑆) = (dim‘𝑇)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1567 ∃wex 1806 ∈ wcel 2149 ≠ wne 2964 ∅c0 4294 class class class wbr 5113 ‘cfv 6537 (class class class)co 7411 LMIso clmim 21118 ≃𝑚 clmic 21119 LVecclvec 21200 dimcldim 33933 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-rep 5242 ax-sep 5261 ax-nul 5271 ax-pow 5337 ax-pr 5405 ax-un 7733 ax-reg 9553 ax-inf2 9609 ax-ac2 10446 ax-cnex 11155 ax-resscn 11156 ax-1cn 11157 ax-icn 11158 ax-addcl 11159 ax-addrcl 11160 ax-mulcl 11161 ax-mulrcl 11162 ax-mulcom 11163 ax-addass 11164 ax-mulass 11165 ax-distr 11166 ax-i2m1 11167 ax-1ne0 11168 ax-1rid 11169 ax-rnegex 11170 ax-rrecex 11171 ax-cnre 11172 ax-pre-lttri 11173 ax-pre-lttrn 11174 ax-pre-ltadd 11175 ax-pre-mulgt0 11176 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-nel 3071 df-ral 3086 df-rex 3096 df-rmo 3376 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-int 4917 df-iun 4962 df-iin 4963 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-se 5616 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-isom 6546 df-riota 7368 df-ov 7414 df-oprab 7415 df-mpo 7416 df-rpss 7721 df-om 7862 df-1st 7985 df-2nd 7986 df-tpos 8221 df-frecs 8277 df-wrecs 8308 df-recs 8357 df-rdg 8396 df-1o 8452 df-2o 8453 df-oadd 8456 df-er 8693 df-map 8825 df-en 8943 df-dom 8944 df-sdom 8945 df-fin 8946 df-oi 9471 df-r1 9735 df-rank 9736 df-dju 9886 df-card 9924 df-acn 9927 df-ac 10099 df-pnf 11244 df-mnf 11245 df-xr 11246 df-ltxr 11247 df-le 11248 df-sub 11442 df-neg 11443 df-nn 12233 df-2 12302 df-3 12303 df-4 12304 df-5 12305 df-6 12306 df-7 12307 df-8 12308 df-9 12309 df-n0 12504 df-xnn0 12577 df-z 12591 df-dec 12711 df-uz 12862 df-fz 13535 df-hash 14366 df-struct 17206 df-sets 17223 df-slot 17241 df-ndx 17253 df-base 17269 df-ress 17290 df-plusg 17322 df-mulr 17323 df-tset 17328 df-ple 17329 df-ocomp 17330 df-0g 17493 df-mre 17637 df-mrc 17638 df-mri 17639 df-acs 17640 df-proset 18349 df-drs 18350 df-poset 18368 df-ipo 18583 df-mgm 18697 df-sgrp 18776 df-mnd 18792 df-submnd 18841 df-grp 19002 df-minusg 19003 df-sbg 19004 df-subg 19188 df-ghm 19283 df-cmn 19851 df-abl 19852 df-mgp 20216 df-rng 20230 df-ur 20263 df-ring 20316 df-oppr 20418 df-dvdsr 20438 df-unit 20439 df-invr 20469 df-drng 20814 df-lmod 20960 df-lss 21030 df-lsp 21070 df-lmhm 21120 df-lmim 21121 df-lmic 21122 df-lbs 21173 df-lvec 21201 df-lindf 21924 df-linds 21925 df-dim 33934 |
| This theorem is referenced by: algextdeglem6 34056 |
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