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| Mirrors > Home > MPE Home > Th. List > Mathboxes > gsumvsmul1 | Structured version Visualization version GIF version | ||
| Description: Pull a scalar multiplication out of a sum of vectors. This theorem properly generalizes gsummulc1 20292, since every ring is a left module over itself. (Contributed by Thierry Arnoux, 12-Jun-2023.) |
| Ref | Expression |
|---|---|
| gsumvsmul1.b | ⊢ 𝐵 = (Base‘𝑅) |
| gsumvsmul1.s | ⊢ 𝑆 = (Scalar‘𝑅) |
| gsumvsmul1.k | ⊢ 𝐾 = (Base‘𝑆) |
| gsumvsmul1.z | ⊢ 0 = (0g‘𝑆) |
| gsumvsmul1.t | ⊢ · = ( ·𝑠 ‘𝑅) |
| gsumvsmul1.r | ⊢ (𝜑 → 𝑅 ∈ LMod) |
| gsumvsmul1.1 | ⊢ (𝜑 → 𝑆 ∈ CMnd) |
| gsumvsmul1.a | ⊢ (𝜑 → 𝐴 ∈ 𝑉) |
| gsumvsmul1.x | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| gsumvsmul1.y | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝑋 ∈ 𝐾) |
| gsumvsmul1.n | ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝑋) finSupp 0 ) |
| Ref | Expression |
|---|---|
| gsumvsmul1 | ⊢ (𝜑 → (𝑅 Σg (𝑘 ∈ 𝐴 ↦ (𝑋 · 𝑌))) = ((𝑆 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) · 𝑌)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gsumvsmul1.k | . 2 ⊢ 𝐾 = (Base‘𝑆) | |
| 2 | gsumvsmul1.z | . 2 ⊢ 0 = (0g‘𝑆) | |
| 3 | gsumvsmul1.1 | . 2 ⊢ (𝜑 → 𝑆 ∈ CMnd) | |
| 4 | gsumvsmul1.r | . . 3 ⊢ (𝜑 → 𝑅 ∈ LMod) | |
| 5 | lmodcmn 20902 | . . 3 ⊢ (𝑅 ∈ LMod → 𝑅 ∈ CMnd) | |
| 6 | cmnmnd 19769 | . . 3 ⊢ (𝑅 ∈ CMnd → 𝑅 ∈ Mnd) | |
| 7 | 4, 5, 6 | 3syl 18 | . 2 ⊢ (𝜑 → 𝑅 ∈ Mnd) |
| 8 | gsumvsmul1.a | . 2 ⊢ (𝜑 → 𝐴 ∈ 𝑉) | |
| 9 | gsumvsmul1.x | . . . 4 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 10 | gsumvsmul1.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑅) | |
| 11 | gsumvsmul1.s | . . . . 5 ⊢ 𝑆 = (Scalar‘𝑅) | |
| 12 | gsumvsmul1.t | . . . . 5 ⊢ · = ( ·𝑠 ‘𝑅) | |
| 13 | 10, 11, 12, 1 | lmodvslmhm 33132 | . . . 4 ⊢ ((𝑅 ∈ LMod ∧ 𝑌 ∈ 𝐵) → (𝑥 ∈ 𝐾 ↦ (𝑥 · 𝑌)) ∈ (𝑆 GrpHom 𝑅)) |
| 14 | 4, 9, 13 | syl2anc 585 | . . 3 ⊢ (𝜑 → (𝑥 ∈ 𝐾 ↦ (𝑥 · 𝑌)) ∈ (𝑆 GrpHom 𝑅)) |
| 15 | ghmmhm 19198 | . . 3 ⊢ ((𝑥 ∈ 𝐾 ↦ (𝑥 · 𝑌)) ∈ (𝑆 GrpHom 𝑅) → (𝑥 ∈ 𝐾 ↦ (𝑥 · 𝑌)) ∈ (𝑆 MndHom 𝑅)) | |
| 16 | 14, 15 | syl 17 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐾 ↦ (𝑥 · 𝑌)) ∈ (𝑆 MndHom 𝑅)) |
| 17 | gsumvsmul1.y | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝑋 ∈ 𝐾) | |
| 18 | gsumvsmul1.n | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝑋) finSupp 0 ) | |
| 19 | oveq1 7371 | . 2 ⊢ (𝑥 = 𝑋 → (𝑥 · 𝑌) = (𝑋 · 𝑌)) | |
| 20 | oveq1 7371 | . 2 ⊢ (𝑥 = (𝑆 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) → (𝑥 · 𝑌) = ((𝑆 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) · 𝑌)) | |
| 21 | 1, 2, 3, 7, 8, 16, 17, 18, 19, 20 | gsummhm2 19911 | 1 ⊢ (𝜑 → (𝑅 Σg (𝑘 ∈ 𝐴 ↦ (𝑋 · 𝑌))) = ((𝑆 Σg (𝑘 ∈ 𝐴 ↦ 𝑋)) · 𝑌)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1542 ∈ wcel 2114 class class class wbr 5086 ↦ cmpt 5167 ‘cfv 6496 (class class class)co 7364 finSupp cfsupp 9271 Basecbs 17176 Scalarcsca 17220 ·𝑠 cvsca 17221 0gc0g 17399 Σg cgsu 17400 Mndcmnd 18699 MndHom cmhm 18746 GrpHom cghm 19184 CMndccmn 19752 LModclmod 20852 |
| 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 5213 ax-sep 5232 ax-nul 5242 ax-pow 5306 ax-pr 5374 ax-un 7686 ax-cnex 11091 ax-resscn 11092 ax-1cn 11093 ax-icn 11094 ax-addcl 11095 ax-addrcl 11096 ax-mulcl 11097 ax-mulrcl 11098 ax-mulcom 11099 ax-addass 11100 ax-mulass 11101 ax-distr 11102 ax-i2m1 11103 ax-1ne0 11104 ax-1rid 11105 ax-rnegex 11106 ax-rrecex 11107 ax-cnre 11108 ax-pre-lttri 11109 ax-pre-lttrn 11110 ax-pre-ltadd 11111 ax-pre-mulgt0 11112 |
| 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-op 4575 df-uni 4852 df-int 4891 df-iun 4936 df-br 5087 df-opab 5149 df-mpt 5168 df-tr 5194 df-id 5523 df-eprel 5528 df-po 5536 df-so 5537 df-fr 5581 df-se 5582 df-we 5583 df-xp 5634 df-rel 5635 df-cnv 5636 df-co 5637 df-dm 5638 df-rn 5639 df-res 5640 df-ima 5641 df-pred 6263 df-ord 6324 df-on 6325 df-lim 6326 df-suc 6327 df-iota 6452 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-isom 6505 df-riota 7321 df-ov 7367 df-oprab 7368 df-mpo 7369 df-om 7815 df-1st 7939 df-2nd 7940 df-supp 8108 df-frecs 8228 df-wrecs 8259 df-recs 8308 df-rdg 8346 df-1o 8402 df-er 8640 df-map 8772 df-en 8891 df-dom 8892 df-sdom 8893 df-fin 8894 df-fsupp 9272 df-oi 9422 df-card 9860 df-pnf 11178 df-mnf 11179 df-xr 11180 df-ltxr 11181 df-le 11182 df-sub 11376 df-neg 11377 df-nn 12172 df-2 12241 df-n0 12435 df-z 12522 df-uz 12786 df-fz 13459 df-fzo 13606 df-seq 13961 df-hash 14290 df-sets 17131 df-slot 17149 df-ndx 17161 df-base 17177 df-plusg 17230 df-0g 17401 df-gsum 17402 df-mgm 18605 df-sgrp 18684 df-mnd 18700 df-mhm 18748 df-grp 18909 df-minusg 18910 df-ghm 19185 df-cntz 19289 df-cmn 19754 df-abl 19755 df-mgp 20119 df-ur 20160 df-ring 20213 df-lmod 20854 |
| This theorem is referenced by: (None) |
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