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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 22573 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingHom 𝑆)) |
| 9 | 8 | 3adant2 1143 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingHom 𝑆)) |
| 10 | 1, 2, 3, 4, 5, 6 | scmatf1o 22570 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹:𝐾–1-1-onto→𝐶) |
| 11 | 2, 6, 7 | scmatstrbas 22564 | . . . . 5 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → (Base‘𝑆) = 𝐶) |
| 12 | 11 | 3adant2 1143 | . . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → (Base‘𝑆) = 𝐶) |
| 13 | 12 | f1oeq3d 6797 | . . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → (𝐹:𝐾–1-1-onto→(Base‘𝑆) ↔ 𝐹:𝐾–1-1-onto→𝐶)) |
| 14 | 10, 13 | mpbird 259 | . 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹:𝐾–1-1-onto→(Base‘𝑆)) |
| 15 | eqid 2761 | . . 3 ⊢ (Base‘𝑆) = (Base‘𝑆) | |
| 16 | 1, 15 | isrim 20518 | . 2 ⊢ (𝐹 ∈ (𝑅 RingIso 𝑆) ↔ (𝐹 ∈ (𝑅 RingHom 𝑆) ∧ 𝐹:𝐾–1-1-onto→(Base‘𝑆))) |
| 17 | 9, 14, 16 | sylanbrc 592 | 1 ⊢ ((𝑁 ∈ Fin ∧ 𝑁 ≠ ∅ ∧ 𝑅 ∈ Ring) → 𝐹 ∈ (𝑅 RingIso 𝑆)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ w3a 1097 = wceq 1559 ∈ wcel 2141 ≠ wne 2956 ∅c0 4285 ↦ cmpt 5180 –1-1-onto→wf1o 6514 ‘cfv 6515 (class class class)co 7390 Fincfn 8921 Basecbs 17226 ↾s cress 17247 ·𝑠 cvsca 17271 1rcur 20208 Ringcrg 20260 RingHom crh 20495 RingIso crs 20496 Mat cmat 22445 ScMat cscmat 22527 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7712 ax-cnex 11124 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-rmo 3366 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-ot 4590 df-uni 4865 df-int 4905 df-iun 4950 df-iin 4951 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-se 5599 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6282 df-ord 6343 df-on 6344 df-lim 6345 df-suc 6346 df-iota 6471 df-fun 6517 df-fn 6518 df-f 6519 df-f1 6520 df-fo 6521 df-f1o 6522 df-fv 6523 df-isom 6524 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-of 7654 df-om 7841 df-1st 7964 df-2nd 7965 df-supp 8134 df-frecs 8255 df-wrecs 8286 df-recs 8335 df-rdg 8374 df-1o 8430 df-2o 8431 df-er 8671 df-map 8803 df-ixp 8874 df-en 8922 df-dom 8923 df-sdom 8924 df-fin 8925 df-fsupp 9303 df-sup 9383 df-oi 9453 df-card 9892 df-pnf 11213 df-mnf 11214 df-xr 11215 df-ltxr 11216 df-le 11217 df-sub 11411 df-neg 11412 df-nn 12206 df-2 12275 df-3 12276 df-4 12277 df-5 12278 df-6 12279 df-7 12280 df-8 12281 df-9 12282 df-n0 12477 df-z 12564 df-dec 12684 df-uz 12835 df-fz 13508 df-fzo 13655 df-seq 14010 df-hash 14339 df-struct 17164 df-sets 17181 df-slot 17199 df-ndx 17211 df-base 17227 df-ress 17248 df-plusg 17280 df-mulr 17281 df-sca 17283 df-vsca 17284 df-ip 17285 df-tset 17286 df-ple 17287 df-ds 17289 df-hom 17291 df-cco 17292 df-0g 17451 df-gsum 17452 df-prds 17457 df-pws 17459 df-mre 17595 df-mrc 17596 df-acs 17598 df-mgm 18655 df-sgrp 18734 df-mnd 18750 df-mhm 18798 df-submnd 18799 df-grp 18959 df-minusg 18960 df-sbg 18961 df-mulg 19091 df-subg 19146 df-ghm 19235 df-cntz 19338 df-cmn 19803 df-abl 19804 df-mgp 20168 df-rng 20180 df-ur 20209 df-ring 20262 df-rhm 20498 df-rim 20499 df-subrng 20573 df-subrg 20597 df-lmod 20907 df-lss 20977 df-sra 21218 df-rgmod 21219 df-dsmm 21762 df-frlm 21777 df-mamu 22429 df-mat 22446 df-dmat 22528 df-scmat 22529 |
| This theorem is referenced by: scmatric 22575 |
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