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| Mirrors > Home > MPE Home > Th. List > gsummulc1 | 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 |
|---|---|
| gsummulc1 | ⊢ (𝜑 → (𝑅 Σg (𝑘 ∈ 𝐴 ↦ (𝑋 · 𝑌))) = ((𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) · 𝑌)) |
| 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 20256 | . 2 ⊢ (𝜑 → 𝑅 ∈ CMnd) |
| 5 | ringmnd 20215 | . . 3 ⊢ (𝑅 ∈ Ring → 𝑅 ∈ Mnd) | |
| 6 | 3, 5 | syl 17 | . 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 | ringrghm 20285 | . . . 4 ⊢ ((𝑅 ∈ Ring ∧ 𝑌 ∈ 𝐵) → (𝑥 ∈ 𝐵 ↦ (𝑥 · 𝑌)) ∈ (𝑅 GrpHom 𝑅)) |
| 11 | 3, 8, 10 | syl2anc 590 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ (𝑥 · 𝑌)) ∈ (𝑅 GrpHom 𝑅)) |
| 12 | ghmmhm 19192 | . . 3 ⊢ ((𝑥 ∈ 𝐵 ↦ (𝑥 · 𝑌)) ∈ (𝑅 GrpHom 𝑅) → (𝑥 ∈ 𝐵 ↦ (𝑥 · 𝑌)) ∈ (𝑅 MndHom 𝑅)) | |
| 13 | 11, 12 | syl 17 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐵 ↦ (𝑥 · 𝑌)) ∈ (𝑅 MndHom 𝑅)) |
| 14 | gsummulc1.x | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝑋 ∈ 𝐵) | |
| 15 | gsummulc1.n | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝑋) finSupp 0 ) | |
| 16 | oveq1 7363 | . 2 ⊢ (𝑥 = 𝑋 → (𝑥 · 𝑌) = (𝑋 · 𝑌)) | |
| 17 | oveq1 7363 | . 2 ⊢ (𝑥 = (𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) → (𝑥 · 𝑌) = ((𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) · 𝑌)) | |
| 18 | 1, 2, 4, 6, 7, 13, 14, 15, 16, 17 | gsummhm2 19905 | 1 ⊢ (𝜑 → (𝑅 Σg (𝑘 ∈ 𝐴 ↦ (𝑋 · 𝑌))) = ((𝑅 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) · 𝑌)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 396 = wceq 1547 ∈ wcel 2119 class class class wbr 5072 ↦ cmpt 5153 ‘cfv 6485 (class class class)co 7356 finSupp cfsupp 9264 Basecbs 17170 .rcmulr 17212 0gc0g 17393 Σg cgsu 17394 Mndcmnd 18693 MndHom cmhm 18740 GrpHom cghm 19178 Ringcrg 20205 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-rep 5199 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-cnex 11085 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 ax-pre-mulgt0 11106 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-rmo 3344 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-int 4878 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-se 5572 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-isom 6494 df-riota 7313 df-ov 7359 df-oprab 7360 df-mpo 7361 df-om 7807 df-1st 7931 df-2nd 7932 df-supp 8101 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-1o 8395 df-er 8633 df-map 8765 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-fsupp 9265 df-oi 9415 df-card 9854 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-sub 11370 df-neg 11371 df-nn 12166 df-2 12235 df-n0 12429 df-z 12516 df-uz 12780 df-fz 13453 df-fzo 13600 df-seq 13955 df-hash 14284 df-sets 17125 df-slot 17143 df-ndx 17155 df-base 17171 df-plusg 17224 df-0g 17395 df-gsum 17396 df-mgm 18599 df-sgrp 18678 df-mnd 18694 df-mhm 18742 df-grp 18903 df-minusg 18904 df-ghm 19179 df-cntz 19283 df-cmn 19748 df-abl 19749 df-mgp 20113 df-ur 20154 df-ring 20207 |
| This theorem is referenced by: gsumdixp 20289 psrass1 21938 mamuass 22385 mavmulass 22532 gsummulsubdishift1 33149 elrgspnsubrunlem2 33329 fedgmullem1 33813 fedgmullem2 33814 fldextrspunlsplem 33857 evlselv 43039 |
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