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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 22483 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingHom 𝑆)) |
| 9 | 8 | 3adant2 1132 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingHom 𝑆)) |
| 10 | 1, 2, 3, 4, 5, 6 | scmatf1o 22480 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹:𝐾–1-1-onto→𝐶) |
| 11 | 2, 6, 7 | scmatstrbas 22474 | . . . . 5 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → (Base‘𝑆) = 𝐶) |
| 12 | 11 | 3adant2 1132 | . . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → (Base‘𝑆) = 𝐶) |
| 13 | 12 | f1oeq3d 6772 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → (𝐹:𝐾–1-1-onto→(Base‘𝑆) ↔ 𝐹:𝐾–1-1-onto→𝐶)) |
| 14 | 10, 13 | mpbird 257 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹:𝐾–1-1-onto→(Base‘𝑆)) |
| 15 | eqid 2737 | . . 3 ⊢ (Base‘𝑆) = (Base‘𝑆) | |
| 16 | 1, 15 | isrim 20431 | . 2 ⊢ (𝐹 ∈ (𝑅 RingIso 𝑆) ↔ (𝐹 ∈ (𝑅 RingHom 𝑆) ∧ 𝐹:𝐾–1-1-onto→(Base‘𝑆))) |
| 17 | 9, 14, 16 | sylanbrc 584 | 1 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingIso 𝑆)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1087 = wceq 1542 ∈ wcel 2114 ≠ wne 2933 ∅c0 4286 ↦ cmpt 5180 –1-1-onto→wf1o 6492 ‘cfv 6493 (class class class)co 7360 Fincfn 8887 Basecbs 17140 ↾s cress 17161 ·𝑠 cvsca 17185 1rcur 20120 Ringcrg 20172 RingHom crh 20409 RingIso crs 20410 Mat cmat 22355 ScMat cscmat 22437 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-rep 5225 ax-sep 5242 ax-nul 5252 ax-pow 5311 ax-pr 5378 ax-un 7682 ax-cnex 11086 ax-resscn 11087 ax-1cn 11088 ax-icn 11089 ax-addcl 11090 ax-addrcl 11091 ax-mulcl 11092 ax-mulrcl 11093 ax-mulcom 11094 ax-addass 11095 ax-mulass 11096 ax-distr 11097 ax-i2m1 11098 ax-1ne0 11099 ax-1rid 11100 ax-rnegex 11101 ax-rrecex 11102 ax-cnre 11103 ax-pre-lttri 11104 ax-pre-lttrn 11105 ax-pre-ltadd 11106 ax-pre-mulgt0 11107 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-nel 3038 df-ral 3053 df-rex 3062 df-rmo 3351 df-reu 3352 df-rab 3401 df-v 3443 df-sbc 3742 df-csb 3851 df-dif 3905 df-un 3907 df-in 3909 df-ss 3919 df-pss 3922 df-nul 4287 df-if 4481 df-pw 4557 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-ot 4590 df-uni 4865 df-int 4904 df-iun 4949 df-iin 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5520 df-eprel 5525 df-po 5533 df-so 5534 df-fr 5578 df-se 5579 df-we 5580 df-xp 5631 df-rel 5632 df-cnv 5633 df-co 5634 df-dm 5635 df-rn 5636 df-res 5637 df-ima 5638 df-pred 6260 df-ord 6321 df-on 6322 df-lim 6323 df-suc 6324 df-iota 6449 df-fun 6495 df-fn 6496 df-f 6497 df-f1 6498 df-fo 6499 df-f1o 6500 df-fv 6501 df-isom 6502 df-riota 7317 df-ov 7363 df-oprab 7364 df-mpo 7365 df-of 7624 df-om 7811 df-1st 7935 df-2nd 7936 df-supp 8105 df-frecs 8225 df-wrecs 8256 df-recs 8305 df-rdg 8343 df-1o 8399 df-2o 8400 df-er 8637 df-map 8769 df-ixp 8840 df-en 8888 df-dom 8889 df-sdom 8890 df-fin 8891 df-fsupp 9269 df-sup 9349 df-oi 9419 df-card 9855 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12150 df-2 12212 df-3 12213 df-4 12214 df-5 12215 df-6 12216 df-7 12217 df-8 12218 df-9 12219 df-n0 12406 df-z 12493 df-dec 12612 df-uz 12756 df-fz 13428 df-fzo 13575 df-seq 13929 df-hash 14258 df-struct 17078 df-sets 17095 df-slot 17113 df-ndx 17125 df-base 17141 df-ress 17162 df-plusg 17194 df-mulr 17195 df-sca 17197 df-vsca 17198 df-ip 17199 df-tset 17200 df-ple 17201 df-ds 17203 df-hom 17205 df-cco 17206 df-0g 17365 df-gsum 17366 df-prds 17371 df-pws 17373 df-mre 17509 df-mrc 17510 df-acs 17512 df-mgm 18569 df-sgrp 18648 df-mnd 18664 df-mhm 18712 df-submnd 18713 df-grp 18870 df-minusg 18871 df-sbg 18872 df-mulg 19002 df-subg 19057 df-ghm 19146 df-cntz 19250 df-cmn 19715 df-abl 19716 df-mgp 20080 df-rng 20092 df-ur 20121 df-ring 20174 df-rhm 20412 df-rim 20413 df-subrng 20483 df-subrg 20507 df-lmod 20817 df-lss 20887 df-sra 21129 df-rgmod 21130 df-dsmm 21691 df-frlm 21706 df-mamu 22339 df-mat 22356 df-dmat 22438 df-scmat 22439 |
| This theorem is referenced by: scmatric 22485 |
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