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| Mirrors > Home > MPE Home > Th. List > scmatrngiso | Structured version Visualization version GIF version | ||
| Description: There is a ring isomorphism from a ring to the ring of scalar matrices over this ring with positive dimension. (Contributed by AV, 29-Dec-2019.) |
| Ref | Expression |
|---|---|
| scmatrhmval.k | ⊢ 𝐾 = (Base‘𝑅) |
| scmatrhmval.a | ⊢ 𝐴 = (𝑁 Mat 𝑅) |
| scmatrhmval.o | ⊢ 1 = (1r‘𝐴) |
| scmatrhmval.t | ⊢ ∗ = ( ·𝑠 ‘𝐴) |
| scmatrhmval.f | ⊢ 𝐹 = (𝑥 ∈ 𝐾 ↦ (𝑥 ∗ 1 )) |
| scmatrhmval.c | ⊢ 𝐶 = (𝑁 ScMat 𝑅) |
| scmatghm.s | ⊢ 𝑆 = (𝐴 ↾s 𝐶) |
| Ref | Expression |
|---|---|
| scmatrngiso | ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingIso 𝑆)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | scmatrhmval.k | . . . 4 ⊢ 𝐾 = (Base‘𝑅) | |
| 2 | scmatrhmval.a | . . . 4 ⊢ 𝐴 = (𝑁 Mat 𝑅) | |
| 3 | scmatrhmval.o | . . . 4 ⊢ 1 = (1r‘𝐴) | |
| 4 | scmatrhmval.t | . . . 4 ⊢ ∗ = ( ·𝑠 ‘𝐴) | |
| 5 | scmatrhmval.f | . . . 4 ⊢ 𝐹 = (𝑥 ∈ 𝐾 ↦ (𝑥 ∗ 1 )) | |
| 6 | scmatrhmval.c | . . . 4 ⊢ 𝐶 = (𝑁 ScMat 𝑅) | |
| 7 | scmatghm.s | . . . 4 ⊢ 𝑆 = (𝐴 ↾s 𝐶) | |
| 8 | 1, 2, 3, 4, 5, 6, 7 | scmatrhm 22722 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingHom 𝑆)) |
| 9 | 8 | 3adant2 1149 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingHom 𝑆)) |
| 10 | 1, 2, 3, 4, 5, 6 | scmatf1o 22719 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹:𝐾–1-1-onto→𝐶) |
| 11 | 2, 6, 7 | scmatstrbas 22713 | . . . . 5 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → (Base‘𝑆) = 𝐶) |
| 12 | 11 | 3adant2 1149 | . . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → (Base‘𝑆) = 𝐶) |
| 13 | 12 | f1oeq3d 6824 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → (𝐹:𝐾–1-1-onto→(Base‘𝑆) ↔ 𝐹:𝐾–1-1-onto→𝐶)) |
| 14 | 10, 13 | mpbird 260 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹:𝐾–1-1-onto→(Base‘𝑆)) |
| 15 | eqid 2766 | . . 3 ⊢ (Base‘𝑆) = (Base‘𝑆) | |
| 16 | 1, 15 | isrim 20606 | . 2 ⊢ (𝐹 ∈ (𝑅 RingIso 𝑆) ↔ (𝐹 ∈ (𝑅 RingHom 𝑆) ∧ 𝐹:𝐾–1-1-onto→(Base‘𝑆))) |
| 17 | 9, 14, 16 | sylanbrc 595 | 1 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingIso 𝑆)) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ w3a 1103 = wceq 1570 ∈ wcel 2146 ≠ wne 2961 ∅c0 4289 ↦ cmpt 5197 –1-1-onto→wf1o 6542 ‘cfv 6543 (class class class)co 7423 Fincfn 8952 Basecbs 17294 ↾s cress 17315 ·𝑠 cvsca 17339 1rcur 20288 Ringcrg 20340 RingHom crh 20577 RingIso crs 20578 Mat cmat 22594 ScMat cscmat 22676 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2738 ax-rep 5243 ax-sep 5262 ax-nul 5274 ax-pow 5341 ax-pr 5409 ax-un 7745 ax-cnex 11174 ax-resscn 11175 ax-1cn 11176 ax-icn 11177 ax-addcl 11178 ax-addrcl 11179 ax-mulcl 11180 ax-mulrcl 11181 ax-mulcom 11182 ax-addass 11183 ax-mulass 11184 ax-distr 11185 ax-i2m1 11186 ax-1ne0 11187 ax-1rid 11188 ax-rnegex 11189 ax-rrecex 11190 ax-cnre 11191 ax-pre-lttri 11192 ax-pre-lttrn 11193 ax-pre-ltadd 11194 ax-pre-mulgt0 11195 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2570 df-eu 2600 df-clab 2745 df-cleq 2758 df-clel 2841 df-nfc 2915 df-ne 2962 df-nel 3068 df-ral 3083 df-rex 3093 df-rmo 3372 df-reu 3373 df-rab 3420 df-v 3460 df-sbc 3748 df-csb 3857 df-dif 3911 df-un 3913 df-in 3915 df-ss 3925 df-pss 3928 df-nul 4290 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-tp 4599 df-op 4601 df-ot 4603 df-uni 4878 df-int 4918 df-iun 4963 df-iin 4964 df-br 5115 df-opab 5179 df-mpt 5198 df-tr 5224 df-id 5561 df-eprel 5566 df-po 5574 df-so 5575 df-fr 5619 df-se 5620 df-we 5621 df-xp 5672 df-rel 5673 df-cnv 5674 df-co 5675 df-dm 5676 df-rn 5677 df-res 5678 df-ima 5679 df-pred 6309 df-ord 6370 df-on 6371 df-lim 6372 df-suc 6373 df-iota 6499 df-fun 6545 df-fn 6546 df-f 6547 df-f1 6548 df-fo 6549 df-f1o 6550 df-fv 6551 df-isom 6552 df-riota 7380 df-ov 7426 df-oprab 7427 df-mpo 7428 df-of 7687 df-om 7872 df-1st 7995 df-2nd 7996 df-supp 8166 df-frecs 8287 df-wrecs 8318 df-recs 8367 df-rdg 8406 df-1o 8462 df-2o 8463 df-er 8703 df-map 8835 df-ixp 8905 df-en 8953 df-dom 8954 df-sdom 8955 df-fin 8956 df-fsupp 9332 df-sup 9412 df-oi 9482 df-card 9944 df-pnf 11263 df-mnf 11264 df-xr 11265 df-ltxr 11266 df-le 11267 df-sub 11461 df-neg 11462 df-nn 12252 df-2 12321 df-3 12322 df-4 12323 df-5 12324 df-6 12325 df-7 12326 df-8 12327 df-9 12328 df-n0 12523 df-z 12610 df-dec 12730 df-uz 12881 df-fz 13554 df-fzo 13702 df-seq 14058 df-hash 14387 df-struct 17232 df-sets 17249 df-slot 17267 df-ndx 17279 df-base 17295 df-ress 17316 df-plusg 17348 df-mulr 17349 df-sca 17351 df-vsca 17352 df-ip 17353 df-tset 17354 df-ple 17355 df-ds 17357 df-hom 17359 df-cco 17360 df-0g 17519 df-gsum 17520 df-prds 17525 df-pws 17527 df-mre 17663 df-mrc 17664 df-acs 17666 df-mgm 18723 df-sgrp 18802 df-mnd 18818 df-mhm 18866 df-submnd 18867 df-grp 19028 df-minusg 19029 df-sbg 19030 df-mulg 19159 df-subg 19214 df-ghm 19309 df-cntz 19412 df-cmn 19877 df-abl 19878 df-mgp 20242 df-rng 20256 df-ur 20289 df-ring 20342 df-rhm 20580 df-rim 20581 df-subrng 20675 df-subrg 20699 df-lmod 21013 df-lss 21083 df-sra 21324 df-rgmod 21325 df-dsmm 21912 df-frlm 21927 df-mamu 22578 df-mat 22595 df-dmat 22677 df-scmat 22678 |
| This theorem is used by: scmatric 22724 |
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