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| Mirrors > Home > MPE Home > Th. List > gsummulc2 | Structured version Visualization version GIF version | ||
| Description: A finite ring sum multiplied by a constant. (Contributed by Mario Carneiro, 19-Dec-2014.) (Revised by AV, 10-Jul-2019.) Remove unused hypothesis. (Revised by SN, 7-Mar-2025.) |
| Ref | Expression |
|---|---|
| gsummulc1.b | ⊢ 𝐵 = (Base‘𝑅) |
| gsummulc1.z | ⊢ 0 = (0g‘𝑅) |
| gsummulc1.t | ⊢ · = (.r‘𝑅) |
| gsummulc1.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| gsummulc1.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| gsummulc1.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| gsummulc1.x | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝑋 ∈ 𝐵) |
| gsummulc1.n | ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝑋) finSupp 0 ) |
| Ref | Expression |
|---|---|
| gsummulc2 | ⊢ (𝜑 → (𝑅 Σg (𝑘 ∈ 𝐴 ↦ (𝑌 · 𝑋))) = (𝑌 · (𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gsummulc1.b | . 2 ⊢ 𝐵 = (Base‘𝑅) | |
| 2 | gsummulc1.z | . 2 ⊢ 0 = (0g‘𝑅) | |
| 3 | gsummulc1.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 4 | 3 | ringcmnd 20363 | . 2 ⊢ (𝜑 → 𝑅 ∈ CMnd) |
| 5 | ringmnd 20320 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Mnd) | |
| 6 | 3, 5 | syl 18 | . 2 ⊢ (𝜑 → 𝑅 ∈ Mnd) |
| 7 | gsummulc1.a | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 8 | gsummulc1.y | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 9 | gsummulc1.t | . . . . 5 ⊢ · = (.r‘𝑅) | |
| 10 | 1, 9 | ringlghm 20391 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑌 ∈ 𝐵) → (𝑥 ∈ 𝐵 ↦ (𝑌 · 𝑥)) ∈ (𝑅 GrpHom 𝑅)) |
| 11 | 3, 8, 10 | syl2anc 595 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ (𝑌 · 𝑥)) ∈ (𝑅 GrpHom 𝑅)) |
| 12 | ghmmhm 19291 | . . 3 ⊢ ((𝑥 ∈ 𝐵 ↦ (𝑌 · 𝑥)) ∈ (𝑅 GrpHom 𝑅) → (𝑥 ∈ 𝐵 ↦ (𝑌 · 𝑥)) ∈ (𝑅 MndHom 𝑅)) | |
| 13 | 11, 12 | syl 18 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ (𝑌 · 𝑥)) ∈ (𝑅 MndHom 𝑅)) |
| 14 | gsummulc1.x | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝑋 ∈ 𝐵) | |
| 15 | gsummulc1.n | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝑋) finSupp 0 ) | |
| 16 | oveq2 7418 | . 2 ⊢ (𝑥 = 𝑋 → (𝑌 · 𝑥) = (𝑌 · 𝑋)) | |
| 17 | oveq2 7418 | . 2 ⊢ (𝑥 = (𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) → (𝑌 · 𝑥) = (𝑌 · (𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)))) | |
| 18 | 1, 2, 4, 6, 7, 13, 14, 15, 16, 17 | gsummhm2 20004 | 1 ⊢ (𝜑 → (𝑅 Σg (𝑘 ∈ 𝐴 ↦ (𝑌 · 𝑋))) = (𝑌 · (𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)))) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1570 ∈ wcel 2143 class class class wbr 5109 ↦ cmpt 5192 ‘cfv 6536 (class class class)co 7410 finSupp cfsupp 9317 Basecbs 17264 .rcmulr 17306 0gc0g 17487 Σg cgsu 17488 Mndcmnd 18787 MndHom cmhm 18834 GrpHom cghm 19278 Ringcrg 20310 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5238 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11151 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-int 4913 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-isom 6545 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-om 7859 df-1st 7982 df-2nd 7983 df-supp 8153 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-map 8822 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-fsupp 9318 df-oi 9468 df-card 9921 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-nn 12229 df-2 12298 df-n0 12500 df-z 12587 df-uz 12858 df-fz 13531 df-fzo 13679 df-seq 14034 df-hash 14363 df-sets 17219 df-slot 17237 df-ndx 17249 df-base 17265 df-plusg 17318 df-0g 17489 df-gsum 17490 df-mgm 18693 df-sgrp 18772 df-mnd 18788 df-mhm 18836 df-grp 18998 df-minusg 18999 df-ghm 19279 df-cntz 19382 df-cmn 19847 df-abl 19848 df-mgp 20212 df-ur 20259 df-ring 20312 |
| This theorem is referenced by: gsumdixp 20396 frlmphl 21931 psrass1 22113 psrass23l 22116 psrass23 22118 mamuass 22559 mamuvs1 22562 mamuvs2 22563 mavmulass 22706 mdetrsca 22760 cpmadugsumlemB 23031 cpmadugsumlemC 23032 amgmlem 27154 fldextrspunlsplem 34063 mdetpmtr1 34213 matunitlindflem1 38267 mhphf 43329 |
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