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| Mirrors > Home > MPE Home > Th. List > mat1rhm | Structured version Visualization version GIF version | ||
| Description: There is a ring homomorphism from a ring to the ring of matrices with dimension 1 over this ring. (Contributed by AV, 22-Dec-2019.) |
| Ref | Expression |
|---|---|
| mat1rhmval.k | ⊢ 𝐾 = (Base‘𝑅) |
| mat1rhmval.a | ⊢ 𝐴 = ({𝐸} Mat 𝑅) |
| mat1rhmval.b | ⊢ 𝐵 = (Base‘𝐴) |
| mat1rhmval.o | ⊢ 𝑂 = 〈𝐸, 𝐸〉 |
| mat1rhmval.f | ⊢ 𝐹 = (𝑥 ∈ 𝐾 ↦ {〈𝑂, 𝑥〉}) |
| Ref | Expression |
|---|---|
| mat1rhm | ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → 𝐹 ∈ (𝑅 RingHom 𝐴)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | simpl 482 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → 𝑅 ∈ Ring) | |
| 2 | snfi 9017 | . . 3 ⊢ {𝐸} ∈ Fin | |
| 3 | mat1rhmval.a | . . . 4 ⊢ 𝐴 = ({𝐸} Mat 𝑅) | |
| 4 | 3 | matring 22337 | . . 3 ⊢ (({𝐸} ∈ Fin ∧ 𝑅 ∈ Ring) → 𝐴 ∈ Ring) |
| 5 | 2, 1, 4 | sylancr 587 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → 𝐴 ∈ Ring) |
| 6 | mat1rhmval.k | . . . 4 ⊢ 𝐾 = (Base‘𝑅) | |
| 7 | mat1rhmval.b | . . . 4 ⊢ 𝐵 = (Base‘𝐴) | |
| 8 | mat1rhmval.o | . . . 4 ⊢ 𝑂 = 〈𝐸, 𝐸〉 | |
| 9 | mat1rhmval.f | . . . 4 ⊢ 𝐹 = (𝑥 ∈ 𝐾 ↦ {〈𝑂, 𝑥〉}) | |
| 10 | 6, 3, 7, 8, 9 | mat1ghm 22377 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → 𝐹 ∈ (𝑅 GrpHom 𝐴)) |
| 11 | eqid 2730 | . . . 4 ⊢ (mulGrp‘𝑅) = (mulGrp‘𝑅) | |
| 12 | eqid 2730 | . . . 4 ⊢ (mulGrp‘𝐴) = (mulGrp‘𝐴) | |
| 13 | 6, 3, 7, 8, 9, 11, 12 | mat1mhm 22378 | . . 3 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → 𝐹 ∈ ((mulGrp‘𝑅) MndHom (mulGrp‘𝐴))) |
| 14 | 10, 13 | jca 511 | . 2 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → (𝐹 ∈ (𝑅 GrpHom 𝐴) ∧ 𝐹 ∈ ((mulGrp‘𝑅) MndHom (mulGrp‘𝐴)))) |
| 15 | 11, 12 | isrhm 20394 | . 2 ⊢ (𝐹 ∈ (𝑅 RingHom 𝐴) ↔ ((𝑅 ∈ Ring ∧ 𝐴 ∈ Ring) ∧ (𝐹 ∈ (𝑅 GrpHom 𝐴) ∧ 𝐹 ∈ ((mulGrp‘𝑅) MndHom (mulGrp‘𝐴))))) |
| 16 | 1, 5, 14, 15 | syl21anbrc 1345 | 1 ⊢ ((𝑅 ∈ Ring ∧ 𝐸 ∈ 𝑉) → 𝐹 ∈ (𝑅 RingHom 𝐴)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1540 ∈ wcel 2109 {csn 4592 〈cop 4598 ↦ cmpt 5191 ‘cfv 6514 (class class class)co 7390 Fincfn 8921 Basecbs 17186 MndHom cmhm 18715 GrpHom cghm 19151 mulGrpcmgp 20056 Ringcrg 20149 RingHom crh 20385 Mat cmat 22301 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2702 ax-rep 5237 ax-sep 5254 ax-nul 5264 ax-pow 5323 ax-pr 5390 ax-un 7714 ax-cnex 11131 ax-resscn 11132 ax-1cn 11133 ax-icn 11134 ax-addcl 11135 ax-addrcl 11136 ax-mulcl 11137 ax-mulrcl 11138 ax-mulcom 11139 ax-addass 11140 ax-mulass 11141 ax-distr 11142 ax-i2m1 11143 ax-1ne0 11144 ax-1rid 11145 ax-rnegex 11146 ax-rrecex 11147 ax-cnre 11148 ax-pre-lttri 11149 ax-pre-lttrn 11150 ax-pre-ltadd 11151 ax-pre-mulgt0 11152 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2534 df-eu 2563 df-clab 2709 df-cleq 2722 df-clel 2804 df-nfc 2879 df-ne 2927 df-nel 3031 df-ral 3046 df-rex 3055 df-rmo 3356 df-reu 3357 df-rab 3409 df-v 3452 df-sbc 3757 df-csb 3866 df-dif 3920 df-un 3922 df-in 3924 df-ss 3934 df-pss 3937 df-nul 4300 df-if 4492 df-pw 4568 df-sn 4593 df-pr 4595 df-tp 4597 df-op 4599 df-ot 4601 df-uni 4875 df-int 4914 df-iun 4960 df-iin 4961 df-br 5111 df-opab 5173 df-mpt 5192 df-tr 5218 df-id 5536 df-eprel 5541 df-po 5549 df-so 5550 df-fr 5594 df-se 5595 df-we 5596 df-xp 5647 df-rel 5648 df-cnv 5649 df-co 5650 df-dm 5651 df-rn 5652 df-res 5653 df-ima 5654 df-pred 6277 df-ord 6338 df-on 6339 df-lim 6340 df-suc 6341 df-iota 6467 df-fun 6516 df-fn 6517 df-f 6518 df-f1 6519 df-fo 6520 df-f1o 6521 df-fv 6522 df-isom 6523 df-riota 7347 df-ov 7393 df-oprab 7394 df-mpo 7395 df-of 7656 df-om 7846 df-1st 7971 df-2nd 7972 df-supp 8143 df-frecs 8263 df-wrecs 8294 df-recs 8343 df-rdg 8381 df-1o 8437 df-2o 8438 df-er 8674 df-map 8804 df-ixp 8874 df-en 8922 df-dom 8923 df-sdom 8924 df-fin 8925 df-fsupp 9320 df-sup 9400 df-oi 9470 df-card 9899 df-pnf 11217 df-mnf 11218 df-xr 11219 df-ltxr 11220 df-le 11221 df-sub 11414 df-neg 11415 df-nn 12194 df-2 12256 df-3 12257 df-4 12258 df-5 12259 df-6 12260 df-7 12261 df-8 12262 df-9 12263 df-n0 12450 df-z 12537 df-dec 12657 df-uz 12801 df-fz 13476 df-fzo 13623 df-seq 13974 df-hash 14303 df-struct 17124 df-sets 17141 df-slot 17159 df-ndx 17171 df-base 17187 df-ress 17208 df-plusg 17240 df-mulr 17241 df-sca 17243 df-vsca 17244 df-ip 17245 df-tset 17246 df-ple 17247 df-ds 17249 df-hom 17251 df-cco 17252 df-0g 17411 df-gsum 17412 df-prds 17417 df-pws 17419 df-mre 17554 df-mrc 17555 df-acs 17557 df-mgm 18574 df-sgrp 18653 df-mnd 18669 df-mhm 18717 df-submnd 18718 df-grp 18875 df-minusg 18876 df-sbg 18877 df-mulg 19007 df-subg 19062 df-ghm 19152 df-cntz 19256 df-cmn 19719 df-abl 19720 df-mgp 20057 df-rng 20069 df-ur 20098 df-ring 20151 df-rhm 20388 df-subrg 20486 df-lmod 20775 df-lss 20845 df-sra 21087 df-rgmod 21088 df-dsmm 21648 df-frlm 21663 df-mamu 22285 df-mat 22302 |
| This theorem is referenced by: mat1rngiso 22380 |
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