chfacfpmmulcl - Metamath Proof Explorer

	Metamath Proof Explorer		< Previous Next > Nearby theorems
Mirrors > Home > MPE Home > Th. List > chfacfpmmulcl		Structured version Visualization version GIF version

Theorem chfacfpmmulcl 20666

Description: Closure of the value of the "characteristic factor function" multiplied with a constant polynomial matrix. (Contributed by AV, 23-Nov-2019.)

**Hypotheses**
Ref	Expression
cayhamlem1.a	⊢ 𝐴 = (𝑁 Mat 𝑅)
cayhamlem1.b	⊢ 𝐵 = (Base‘𝐴)
cayhamlem1.p	⊢ 𝑃 = (Poly₁‘𝑅)
cayhamlem1.y	⊢ 𝑌 = (𝑁 Mat 𝑃)
cayhamlem1.r	⊢ × = (._r‘𝑌)
cayhamlem1.s	⊢ − = (-_g‘𝑌)
cayhamlem1.0	⊢ 0 = (0_g‘𝑌)
cayhamlem1.t	⊢ 𝑇 = (𝑁 matToPolyMat 𝑅)
cayhamlem1.g	⊢ 𝐺 = (𝑛 ∈ ℕ₀ ↦ if(𝑛 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))))))))
cayhamlem1.e	⊢ ↑ = (._g‘(mulGrp‘𝑌))

**Assertion**
Ref	Expression
chfacfpmmulcl	⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → ((𝐾 ↑ (𝑇‘𝑀)) × (𝐺‘𝐾)) ∈ (Base‘𝑌))

Distinct variable groups: 𝐵,𝑛 𝑛,𝑀 𝑛,𝑁 𝑅,𝑛 𝑛,𝑌 𝑛,𝑏 𝑛,𝑠 Allowed substitution hints: 𝐴(𝑛,𝑠,𝑏) 𝐵(𝑠,𝑏) 𝑃(𝑛,𝑠,𝑏) 𝑅(𝑠,𝑏) 𝑇(𝑛,𝑠,𝑏) × (𝑛,𝑠,𝑏) ↑ (𝑛,𝑠,𝑏) 𝐺(𝑛,𝑠,𝑏) 𝐾(𝑛,𝑠,𝑏) 𝑀(𝑠,𝑏) − (𝑛,𝑠,𝑏) 𝑁(𝑠,𝑏) 𝑌(𝑠,𝑏) 0 (𝑛,𝑠,𝑏)

**Proof of Theorem chfacfpmmulcl**
Step	Hyp	Ref	Expression
1		crngring 18558	. . . . 5 ⊢ (𝑅 ∈ CRing → 𝑅 ∈ Ring)
2		cayhamlem1.p	. . . . . 6 ⊢ 𝑃 = (Poly₁‘𝑅)
3		cayhamlem1.y	. . . . . 6 ⊢ 𝑌 = (𝑁 Mat 𝑃)
4	2, 3	pmatring 20498	. . . . 5 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring) → 𝑌 ∈ Ring)
5	1, 4	sylan2 491	. . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing) → 𝑌 ∈ Ring)
6	5	3adant3 1081	. . 3 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑌 ∈ Ring)
7	6	3ad2ant1 1082	. 2 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → 𝑌 ∈ Ring)
8		eqid 2622	. . . . . 6 ⊢ (mulGrp‘𝑌) = (mulGrp‘𝑌)
9	8	ringmgp 18553	. . . . 5 ⊢ (𝑌 ∈ Ring → (mulGrp‘𝑌) ∈ Mnd)
10	6, 9	syl 17	. . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (mulGrp‘𝑌) ∈ Mnd)
11	10	3ad2ant1 1082	. . 3 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → (mulGrp‘𝑌) ∈ Mnd)
12		simp3 1063	. . 3 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → 𝐾 ∈ ℕ₀)
13		cayhamlem1.t	. . . . . 6 ⊢ 𝑇 = (𝑁 matToPolyMat 𝑅)
14		cayhamlem1.a	. . . . . 6 ⊢ 𝐴 = (𝑁 Mat 𝑅)
15		cayhamlem1.b	. . . . . 6 ⊢ 𝐵 = (Base‘𝐴)
16	13, 14, 15, 2, 3	mat2pmatbas 20531	. . . . 5 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring ∧ 𝑀 ∈ 𝐵) → (𝑇‘𝑀) ∈ (Base‘𝑌))
17	1, 16	syl3an2 1360	. . . 4 ⊢ ((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (𝑇‘𝑀) ∈ (Base‘𝑌))
18	17	3ad2ant1 1082	. . 3 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → (𝑇‘𝑀) ∈ (Base‘𝑌))
19		eqid 2622	. . . . 5 ⊢ (Base‘𝑌) = (Base‘𝑌)
20	8, 19	mgpbas 18495	. . . 4 ⊢ (Base‘𝑌) = (Base‘(mulGrp‘𝑌))
21		cayhamlem1.e	. . . 4 ⊢ ↑ = (._g‘(mulGrp‘𝑌))
22	20, 21	mulgnn0cl 17558	. . 3 ⊢ (((mulGrp‘𝑌) ∈ Mnd ∧ 𝐾 ∈ ℕ₀ ∧ (𝑇‘𝑀) ∈ (Base‘𝑌)) → (𝐾 ↑ (𝑇‘𝑀)) ∈ (Base‘𝑌))
23	11, 12, 18, 22	syl3anc 1326	. 2 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → (𝐾 ↑ (𝑇‘𝑀)) ∈ (Base‘𝑌))
24		cayhamlem1.r	. . . . . 6 ⊢ × = (._r‘𝑌)
25		cayhamlem1.s	. . . . . 6 ⊢ − = (-_g‘𝑌)
26		cayhamlem1.0	. . . . . 6 ⊢ 0 = (0_g‘𝑌)
27		cayhamlem1.g	. . . . . 6 ⊢ 𝐺 = (𝑛 ∈ ℕ₀ ↦ if(𝑛 = 0, ( 0 − ((𝑇‘𝑀) × (𝑇‘(𝑏‘0)))), if(𝑛 = (𝑠 + 1), (𝑇‘(𝑏‘𝑠)), if((𝑠 + 1) < 𝑛, 0 , ((𝑇‘(𝑏‘(𝑛 − 1))) − ((𝑇‘𝑀) × (𝑇‘(𝑏‘𝑛))))))))
28	14, 15, 2, 3, 24, 25, 26, 13, 27	chfacfisf 20659	. . . . 5 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ Ring ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠)))) → 𝐺:ℕ₀⟶(Base‘𝑌))
29	1, 28	syl3anl2 1375	. . . 4 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠)))) → 𝐺:ℕ₀⟶(Base‘𝑌))
30	29	3adant3 1081	. . 3 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → 𝐺:ℕ₀⟶(Base‘𝑌))
31	30, 12	ffvelrnd 6360	. 2 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → (𝐺‘𝐾) ∈ (Base‘𝑌))
32	19, 24	ringcl 18561	. 2 ⊢ ((𝑌 ∈ Ring ∧ (𝐾 ↑ (𝑇‘𝑀)) ∈ (Base‘𝑌) ∧ (𝐺‘𝐾) ∈ (Base‘𝑌)) → ((𝐾 ↑ (𝑇‘𝑀)) × (𝐺‘𝐾)) ∈ (Base‘𝑌))
33	7, 23, 31, 32	syl3anc 1326	1 ⊢ (((𝑁 ∈ Fin ∧ 𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ (𝑠 ∈ ℕ ∧ 𝑏 ∈ (𝐵 ↑_𝑚 (0...𝑠))) ∧ 𝐾 ∈ ℕ₀) → ((𝐾 ↑ (𝑇‘𝑀)) × (𝐺‘𝐾)) ∈ (Base‘𝑌))

Colors of variables: wff setvar class

Syntax hints: → wi 4 ∧ wa 384 ∧ w3a 1037 = wceq 1483 ∈ wcel 1990 ifcif 4086 class class class wbr 4653 ↦ cmpt 4729 ⟶wf 5884 ‘cfv 5888 (class class class)co 6650 ↑_𝑚 cmap 7857 Fincfn 7955 0cc0 9936 1c1 9937 + caddc 9939 < clt 10074 − cmin 10266 ℕcn 11020 ℕ₀cn0 11292 ...cfz 12326 Basecbs 15857 ._rcmulr 15942 0_gc0g 16100 Mndcmnd 17294 -_gcsg 17424 ._gcmg 17540 mulGrpcmgp 18489 Ringcrg 18547 CRingccrg 18548 Poly₁cpl1 19547 Mat cmat 20213 matToPolyMat cmat2pmat 20509

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-rep 4771 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-inf2 8538 ax-cnex 9992 ax-resscn 9993 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-mulcom 10000 ax-addass 10001 ax-mulass 10002 ax-distr 10003 ax-i2m1 10004 ax-1ne0 10005 ax-1rid 10006 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 ax-pre-lttri 10010 ax-pre-lttrn 10011 ax-pre-ltadd 10012 ax-pre-mulgt0 10013

This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-nel 2898 df-ral 2917 df-rex 2918 df-reu 2919 df-rmo 2920 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-ot 4186 df-uni 4437 df-int 4476 df-iun 4522 df-iin 4523 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-se 5074 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-isom 5897 df-riota 6611 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-of 6897 df-ofr 6898 df-om 7066 df-1st 7168 df-2nd 7169 df-supp 7296 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-1o 7560 df-2o 7561 df-oadd 7564 df-er 7742 df-map 7859 df-pm 7860 df-ixp 7909 df-en 7956 df-dom 7957 df-sdom 7958 df-fin 7959 df-fsupp 8276 df-sup 8348 df-oi 8415 df-card 8765 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 df-sub 10268 df-neg 10269 df-nn 11021 df-2 11079 df-3 11080 df-4 11081 df-5 11082 df-6 11083 df-7 11084 df-8 11085 df-9 11086 df-n0 11293 df-z 11378 df-dec 11494 df-uz 11688 df-fz 12327 df-fzo 12466 df-seq 12802 df-hash 13118 df-struct 15859 df-ndx 15860 df-slot 15861 df-base 15863 df-sets 15864 df-ress 15865 df-plusg 15954 df-mulr 15955 df-sca 15957 df-vsca 15958 df-ip 15959 df-tset 15960 df-ple 15961 df-ds 15964 df-hom 15966 df-cco 15967 df-0g 16102 df-gsum 16103 df-prds 16108 df-pws 16110 df-mre 16246 df-mrc 16247 df-acs 16249 df-mgm 17242 df-sgrp 17284 df-mnd 17295 df-mhm 17335 df-submnd 17336 df-grp 17425 df-minusg 17426 df-sbg 17427 df-mulg 17541 df-subg 17591 df-ghm 17658 df-cntz 17750 df-cmn 18195 df-abl 18196 df-mgp 18490 df-ur 18502 df-ring 18549 df-cring 18550 df-subrg 18778 df-lmod 18865 df-lss 18933 df-sra 19172 df-rgmod 19173 df-ascl 19314 df-psr 19356 df-mpl 19358 df-opsr 19360 df-psr1 19550 df-ply1 19552 df-dsmm 20076 df-frlm 20091 df-mamu 20190 df-mat 20214 df-mat2pmat 20512

This theorem is referenced by: chfacfpmmulgsum 20669

W3C validator