m2cpmrngiso - Metamath Proof Explorer

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Theorem m2cpmrngiso 22732

Description: The transformation of matrices into constant polynomial matrices is a ring isomorphism. (Contributed by AV, 19-Nov-2019.)

**Hypotheses**
Ref	Expression
m2cpmfo.s	⊢ 𝑆 = (𝑁 ConstPolyMat 𝑅)
m2cpmfo.t	⊢ 𝑇 = (𝑁 matToPolyMat 𝑅)
m2cpmfo.a	⊢ 𝐴 = (𝑁 Mat 𝑅)
m2cpmfo.k	⊢ 𝐾 = (Base‘𝐴)
m2cpmrngiso.p	⊢ 𝑃 = (Poly₁‘𝑅)
m2cpmrngiso.c	⊢ 𝐶 = (𝑁 Mat 𝑃)
m2cpmrngiso.u	⊢ 𝑈 = (𝐶 ↾_s 𝑆)

**Assertion**
Ref	Expression
m2cpmrngiso	⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing) → 𝑇 ∈ (𝐴 RingIso 𝑈))

Proof of Theorem m2cpmrngiso Dummy variable 𝑚 is distinct from all other variables.

Step	Hyp	Ref	Expression
1		m2cpmfo.s	. . 3 ⊢ 𝑆 = (𝑁 ConstPolyMat 𝑅)
2		m2cpmfo.t	. . 3 ⊢ 𝑇 = (𝑁 matToPolyMat 𝑅)
3		m2cpmfo.a	. . 3 ⊢ 𝐴 = (𝑁 Mat 𝑅)
4		m2cpmfo.k	. . 3 ⊢ 𝐾 = (Base‘𝐴)
5		m2cpmrngiso.p	. . 3 ⊢ 𝑃 = (Poly₁‘𝑅)
6		m2cpmrngiso.c	. . 3 ⊢ 𝐶 = (𝑁 Mat 𝑃)
7		m2cpmrngiso.u	. . 3 ⊢ 𝑈 = (𝐶 ↾_s 𝑆)
8	1, 2, 3, 4, 5, 6, 7	m2cpmrhm 22720	. 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing) → 𝑇 ∈ (𝐴 RingHom 𝑈))
9		crngring 20215	. . 3 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring)
10	1, 2, 3, 4	m2cpmf1o 22731	. . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝑇:𝐾–1-1-onto→𝑆)
11		eqid 2737	. . . . . . . . . 10 ⊢ (Base‘𝐶) = (Base‘𝐶)
12	1, 5, 6, 11	cpmatpmat 22684	. . . . . . . . 9 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring ∧ 𝑚 ∈ 𝑆) → 𝑚 ∈ (Base‘𝐶))
13	12	3expia 1122	. . . . . . . 8 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → (𝑚 ∈ 𝑆 → 𝑚 ∈ (Base‘𝐶)))
14	13	ssrdv 3928	. . . . . . 7 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝑆 ⊆ (Base‘𝐶))
15	7, 11	ressbas2 17197	. . . . . . 7 ⊢ (𝑆 ⊆ (Base‘𝐶) → 𝑆 = (Base‘𝑈))
16	14, 15	syl 17	. . . . . 6 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝑆 = (Base‘𝑈))
17	16	eqcomd 2743	. . . . 5 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → (Base‘𝑈) = 𝑆)
18	17	f1oeq3d 6769	. . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → (𝑇:𝐾–1-1-onto→(Base‘𝑈) ↔ 𝑇:𝐾–1-1-onto→𝑆))
19	10, 18	mpbird 257	. . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝑇:𝐾–1-1-onto→(Base‘𝑈))
20	9, 19	sylan2 594	. 2 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing) → 𝑇:𝐾–1-1-onto→(Base‘𝑈))
21		eqid 2737	. . 3 ⊢ (Base‘𝑈) = (Base‘𝑈)
22	4, 21	isrim 20460	. 2 ⊢ (𝑇 ∈ (𝐴 RingIso 𝑈) ↔ (𝑇 ∈ (𝐴 RingHom 𝑈) ∧ 𝑇:𝐾–1-1-onto→(Base‘𝑈)))
23	8, 20, 22	sylanbrc 584	1 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing) → 𝑇 ∈ (𝐴 RingIso 𝑈))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 ⊆ wss 3890 –1-1-onto→wf1o 6489 ‘cfv 6490 (class class class)co 7358 Fincfn 8884 Basecbs 17168 ↾_s cress 17189 Ringcrg 20203 CRingccrg 20204 RingHom crh 20438 RingIso crs 20439 Poly₁cpl1 22149 Mat cmat 22381 ConstPolyMat ccpmat 22677 matToPolyMat cmat2pmat 22678

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 5212 ax-sep 5231 ax-nul 5241 ax-pow 5300 ax-pr 5368 ax-un 7680 ax-cnex 11083 ax-resscn 11084 ax-1cn 11085 ax-icn 11086 ax-addcl 11087 ax-addrcl 11088 ax-mulcl 11089 ax-mulrcl 11090 ax-mulcom 11091 ax-addass 11092 ax-mulass 11093 ax-distr 11094 ax-i2m1 11095 ax-1ne0 11096 ax-1rid 11097 ax-rnegex 11098 ax-rrecex 11099 ax-cnre 11100 ax-pre-lttri 11101 ax-pre-lttrn 11102 ax-pre-ltadd 11103 ax-pre-mulgt0 11104

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 3063 df-rmo 3343 df-reu 3344 df-rab 3391 df-v 3432 df-sbc 3730 df-csb 3839 df-dif 3893 df-un 3895 df-in 3897 df-ss 3907 df-pss 3910 df-nul 4275 df-if 4468 df-pw 4544 df-sn 4569 df-pr 4571 df-tp 4573 df-op 4575 df-ot 4577 df-uni 4852 df-int 4891 df-iun 4936 df-iin 4937 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5517 df-eprel 5522 df-po 5530 df-so 5531 df-fr 5575 df-se 5576 df-we 5577 df-xp 5628 df-rel 5629 df-cnv 5630 df-co 5631 df-dm 5632 df-rn 5633 df-res 5634 df-ima 5635 df-pred 6257 df-ord 6318 df-on 6319 df-lim 6320 df-suc 6321 df-iota 6446 df-fun 6492 df-fn 6493 df-f 6494 df-f1 6495 df-fo 6496 df-f1o 6497 df-fv 6498 df-isom 6499 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-of 7622 df-ofr 7623 df-om 7809 df-1st 7933 df-2nd 7934 df-supp 8102 df-frecs 8222 df-wrecs 8253 df-recs 8302 df-rdg 8340 df-1o 8396 df-2o 8397 df-er 8634 df-map 8766 df-pm 8767 df-ixp 8837 df-en 8885 df-dom 8886 df-sdom 8887 df-fin 8888 df-fsupp 9266 df-sup 9346 df-oi 9416 df-card 9852 df-pnf 11170 df-mnf 11171 df-xr 11172 df-ltxr 11173 df-le 11174 df-sub 11368 df-neg 11369 df-nn 12164 df-2 12233 df-3 12234 df-4 12235 df-5 12236 df-6 12237 df-7 12238 df-8 12239 df-9 12240 df-n0 12427 df-z 12514 df-dec 12634 df-uz 12778 df-fz 13451 df-fzo 13598 df-seq 13953 df-hash 14282 df-struct 17106 df-sets 17123 df-slot 17141 df-ndx 17153 df-base 17169 df-ress 17190 df-plusg 17222 df-mulr 17223 df-sca 17225 df-vsca 17226 df-ip 17227 df-tset 17228 df-ple 17229 df-ds 17231 df-hom 17233 df-cco 17234 df-0g 17393 df-gsum 17394 df-prds 17399 df-pws 17401 df-mre 17537 df-mrc 17538 df-acs 17540 df-mgm 18597 df-sgrp 18676 df-mnd 18692 df-mhm 18740 df-submnd 18741 df-grp 18901 df-minusg 18902 df-sbg 18903 df-mulg 19033 df-subg 19088 df-ghm 19177 df-cntz 19281 df-cmn 19746 df-abl 19747 df-mgp 20111 df-rng 20123 df-ur 20152 df-srg 20157 df-ring 20205 df-cring 20206 df-rhm 20441 df-rim 20442 df-subrng 20512 df-subrg 20536 df-lmod 20846 df-lss 20916 df-sra 21158 df-rgmod 21159 df-dsmm 21720 df-frlm 21735 df-assa 21841 df-ascl 21843 df-psr 21897 df-mvr 21898 df-mpl 21899 df-opsr 21901 df-psr1 22152 df-vr1 22153 df-ply1 22154 df-coe1 22155 df-mamu 22365 df-mat 22382 df-cpmat 22680 df-mat2pmat 22681 df-cpmat2mat 22682

This theorem is referenced by: matcpmric 22733

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