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Mirrors > Home > MPE Home > Th. List > matgsumcl | Structured version Visualization version GIF version |
Description: Closure of a group sum over the diagonal coefficients of a square matrix over a commutative ring. (Contributed by AV, 29-Dec-2018.) (Proof shortened by AV, 23-Jul-2019.) |
Ref | Expression |
---|---|
madetsumid.a | ⊢ 𝐴 = (𝑁 Mat 𝑅) |
madetsumid.b | ⊢ 𝐵 = (Base‘𝐴) |
madetsumid.u | ⊢ 𝑈 = (mulGrp‘𝑅) |
Ref | Expression |
---|---|
matgsumcl | ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (𝑈 Σg (𝑟 ∈ 𝑁 ↦ (𝑟𝑀𝑟))) ∈ (Base‘𝑅)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | madetsumid.u | . . 3 ⊢ 𝑈 = (mulGrp‘𝑅) | |
2 | eqid 2733 | . . 3 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
3 | 1, 2 | mgpbas 19993 | . 2 ⊢ (Base‘𝑅) = (Base‘𝑈) |
4 | 1 | crngmgp 20064 | . . 3 ⊢ (𝑅 ∈ CRing → 𝑈 ∈ CMnd) |
5 | 4 | adantr 482 | . 2 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑈 ∈ CMnd) |
6 | madetsumid.a | . . . . 5 ⊢ 𝐴 = (𝑁 Mat 𝑅) | |
7 | madetsumid.b | . . . . 5 ⊢ 𝐵 = (Base‘𝐴) | |
8 | 6, 7 | matrcl 21912 | . . . 4 ⊢ (𝑀 ∈ 𝐵 → (𝑁 ∈ Fin ∧ 𝑅 ∈ V)) |
9 | 8 | adantl 483 | . . 3 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (𝑁 ∈ Fin ∧ 𝑅 ∈ V)) |
10 | 9 | simpld 496 | . 2 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑁 ∈ Fin) |
11 | simpr 486 | . . . . . 6 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑀 ∈ 𝐵) | |
12 | 6, 2, 7 | matbas2i 21924 | . . . . . 6 ⊢ (𝑀 ∈ 𝐵 → 𝑀 ∈ ((Base‘𝑅) ↑m (𝑁 × 𝑁))) |
13 | elmapi 8843 | . . . . . 6 ⊢ (𝑀 ∈ ((Base‘𝑅) ↑m (𝑁 × 𝑁)) → 𝑀:(𝑁 × 𝑁)⟶(Base‘𝑅)) | |
14 | 11, 12, 13 | 3syl 18 | . . . . 5 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → 𝑀:(𝑁 × 𝑁)⟶(Base‘𝑅)) |
15 | 14 | adantr 482 | . . . 4 ⊢ (((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑟 ∈ 𝑁) → 𝑀:(𝑁 × 𝑁)⟶(Base‘𝑅)) |
16 | simpr 486 | . . . 4 ⊢ (((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑟 ∈ 𝑁) → 𝑟 ∈ 𝑁) | |
17 | 15, 16, 16 | fovcdmd 7579 | . . 3 ⊢ (((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) ∧ 𝑟 ∈ 𝑁) → (𝑟𝑀𝑟) ∈ (Base‘𝑅)) |
18 | 17 | ralrimiva 3147 | . 2 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → ∀𝑟 ∈ 𝑁 (𝑟𝑀𝑟) ∈ (Base‘𝑅)) |
19 | 3, 5, 10, 18 | gsummptcl 19835 | 1 ⊢ ((𝑅 ∈ CRing ∧ 𝑀 ∈ 𝐵) → (𝑈 Σg (𝑟 ∈ 𝑁 ↦ (𝑟𝑀𝑟))) ∈ (Base‘𝑅)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 397 = wceq 1542 ∈ wcel 2107 Vcvv 3475 ↦ cmpt 5232 × cxp 5675 ⟶wf 6540 ‘cfv 6544 (class class class)co 7409 ↑m cmap 8820 Fincfn 8939 Basecbs 17144 Σg cgsu 17386 CMndccmn 19648 mulGrpcmgp 19987 CRingccrg 20057 Mat cmat 21907 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7725 ax-cnex 11166 ax-resscn 11167 ax-1cn 11168 ax-icn 11169 ax-addcl 11170 ax-addrcl 11171 ax-mulcl 11172 ax-mulrcl 11173 ax-mulcom 11174 ax-addass 11175 ax-mulass 11176 ax-distr 11177 ax-i2m1 11178 ax-1ne0 11179 ax-1rid 11180 ax-rnegex 11181 ax-rrecex 11182 ax-cnre 11183 ax-pre-lttri 11184 ax-pre-lttrn 11185 ax-pre-ltadd 11186 ax-pre-mulgt0 11187 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3377 df-reu 3378 df-rab 3434 df-v 3477 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-tp 4634 df-op 4636 df-ot 4638 df-uni 4910 df-int 4952 df-iun 5000 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5575 df-eprel 5581 df-po 5589 df-so 5590 df-fr 5632 df-se 5633 df-we 5634 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-pred 6301 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-isom 6553 df-riota 7365 df-ov 7412 df-oprab 7413 df-mpo 7414 df-om 7856 df-1st 7975 df-2nd 7976 df-supp 8147 df-frecs 8266 df-wrecs 8297 df-recs 8371 df-rdg 8410 df-1o 8466 df-er 8703 df-map 8822 df-ixp 8892 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-fsupp 9362 df-sup 9437 df-oi 9505 df-card 9934 df-pnf 11250 df-mnf 11251 df-xr 11252 df-ltxr 11253 df-le 11254 df-sub 11446 df-neg 11447 df-nn 12213 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 12473 df-z 12559 df-dec 12678 df-uz 12823 df-fz 13485 df-fzo 13628 df-seq 13967 df-hash 14291 df-struct 17080 df-sets 17097 df-slot 17115 df-ndx 17127 df-base 17145 df-ress 17174 df-plusg 17210 df-mulr 17211 df-sca 17213 df-vsca 17214 df-ip 17215 df-tset 17216 df-ple 17217 df-ds 17219 df-hom 17221 df-cco 17222 df-0g 17387 df-gsum 17388 df-prds 17393 df-pws 17395 df-mgm 18561 df-sgrp 18610 df-mnd 18626 df-cntz 19181 df-cmn 19650 df-mgp 19988 df-cring 20059 df-sra 20785 df-rgmod 20786 df-dsmm 21287 df-frlm 21302 df-mat 21908 |
This theorem is referenced by: madetsumid 21963 |
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