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| Mirrors > Home > ILE Home > Th. List > prdsmulrval | GIF version | ||
| Description: Value of a componentwise ring product in a structure product. (Contributed by Mario Carneiro, 11-Jan-2015.) |
| Ref | Expression |
|---|---|
| prdsbasmpt.y | ⊢ 𝑌 = (𝑆Xs𝑅) |
| prdsbasmpt.b | ⊢ 𝐵 = (Base‘𝑌) |
| prdsbasmpt.s | ⊢ (𝜑 → 𝑆 ∈ 𝑉) |
| prdsbasmpt.i | ⊢ (𝜑 → 𝐼 ∈ 𝑊) |
| prdsbasmpt.r | ⊢ (𝜑 → 𝑅 Fn 𝐼) |
| prdsplusgval.f | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
| prdsplusgval.g | ⊢ (𝜑 → 𝐺 ∈ 𝐵) |
| prdsmulrval.t | ⊢ · = (.r‘𝑌) |
| Ref | Expression |
|---|---|
| prdsmulrval | ⊢ (𝜑 → (𝐹 · 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prdsbasmpt.y | . . 3 ⊢ 𝑌 = (𝑆Xs𝑅) | |
| 2 | prdsbasmpt.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ 𝑉) | |
| 3 | prdsbasmpt.r | . . . 4 ⊢ (𝜑 → 𝑅 Fn 𝐼) | |
| 4 | prdsbasmpt.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑊) | |
| 5 | fnex 5879 | . . . 4 ⊢ ((𝑅 Fn 𝐼 ∧ 𝐼 ∈ 𝑊) → 𝑅 ∈ V) | |
| 6 | 3, 4, 5 | syl2anc 411 | . . 3 ⊢ (𝜑 → 𝑅 ∈ V) |
| 7 | prdsbasmpt.b | . . 3 ⊢ 𝐵 = (Base‘𝑌) | |
| 8 | 3 | fndmd 5433 | . . 3 ⊢ (𝜑 → dom 𝑅 = 𝐼) |
| 9 | prdsmulrval.t | . . 3 ⊢ · = (.r‘𝑌) | |
| 10 | 1, 2, 6, 7, 8, 9 | prdsmulr 13384 | . 2 ⊢ (𝜑 → · = (𝑦 ∈ 𝐵, 𝑧 ∈ 𝐵 ↦ (𝑥 ∈ 𝐼 ↦ ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥))))) |
| 11 | fveq1 5641 | . . . . 5 ⊢ (𝑦 = 𝐹 → (𝑦‘𝑥) = (𝐹‘𝑥)) | |
| 12 | fveq1 5641 | . . . . 5 ⊢ (𝑧 = 𝐺 → (𝑧‘𝑥) = (𝐺‘𝑥)) | |
| 13 | 11, 12 | oveqan12d 6042 | . . . 4 ⊢ ((𝑦 = 𝐹 ∧ 𝑧 = 𝐺) → ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥)) = ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥))) |
| 14 | 13 | adantl 277 | . . 3 ⊢ ((𝜑 ∧ (𝑦 = 𝐹 ∧ 𝑧 = 𝐺)) → ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥)) = ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥))) |
| 15 | 14 | mpteq2dv 4181 | . 2 ⊢ ((𝜑 ∧ (𝑦 = 𝐹 ∧ 𝑧 = 𝐺)) → (𝑥 ∈ 𝐼 ↦ ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥))) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| 16 | prdsplusgval.f | . 2 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 17 | prdsplusgval.g | . 2 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
| 18 | 4 | mptexd 5886 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥))) ∈ V) |
| 19 | 10, 15, 16, 17, 18 | ovmpod 6154 | 1 ⊢ (𝜑 → (𝐹 · 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1397 ∈ wcel 2201 Vcvv 2801 ↦ cmpt 4151 Fn wfn 5323 ‘cfv 5328 (class class class)co 6023 Basecbs 13105 .rcmulr 13184 Xscprds 13371 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2203 ax-14 2204 ax-ext 2212 ax-coll 4205 ax-sep 4208 ax-pow 4266 ax-pr 4301 ax-un 4532 ax-setind 4637 ax-cnex 8128 ax-resscn 8129 ax-1cn 8130 ax-1re 8131 ax-icn 8132 ax-addcl 8133 ax-addrcl 8134 ax-mulcl 8135 ax-addcom 8137 ax-mulcom 8138 ax-addass 8139 ax-mulass 8140 ax-distr 8141 ax-i2m1 8142 ax-0lt1 8143 ax-1rid 8144 ax-0id 8145 ax-rnegex 8146 ax-cnre 8148 ax-pre-ltirr 8149 ax-pre-ltwlin 8150 ax-pre-lttrn 8151 ax-pre-apti 8152 ax-pre-ltadd 8153 |
| This theorem depends on definitions: df-bi 117 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ne 2402 df-nel 2497 df-ral 2514 df-rex 2515 df-reu 2516 df-rab 2518 df-v 2803 df-sbc 3031 df-csb 3127 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-nul 3494 df-pw 3655 df-sn 3676 df-pr 3677 df-tp 3678 df-op 3679 df-uni 3895 df-int 3930 df-iun 3973 df-br 4090 df-opab 4152 df-mpt 4153 df-id 4392 df-xp 4733 df-rel 4734 df-cnv 4735 df-co 4736 df-dm 4737 df-rn 4738 df-res 4739 df-ima 4740 df-iota 5288 df-fun 5330 df-fn 5331 df-f 5332 df-f1 5333 df-fo 5334 df-f1o 5335 df-fv 5336 df-riota 5976 df-ov 6026 df-oprab 6027 df-mpo 6028 df-1st 6308 df-2nd 6309 df-map 6824 df-ixp 6873 df-sup 7188 df-pnf 8221 df-mnf 8222 df-xr 8223 df-ltxr 8224 df-le 8225 df-sub 8357 df-neg 8358 df-inn 9149 df-2 9207 df-3 9208 df-4 9209 df-5 9210 df-6 9211 df-7 9212 df-8 9213 df-9 9214 df-n0 9408 df-z 9485 df-dec 9617 df-uz 9761 df-fz 10249 df-struct 13107 df-ndx 13108 df-slot 13109 df-base 13111 df-plusg 13196 df-mulr 13197 df-sca 13199 df-vsca 13200 df-ip 13201 df-tset 13202 df-ple 13203 df-ds 13205 df-hom 13207 df-cco 13208 df-rest 13347 df-topn 13348 df-topgen 13366 df-pt 13367 df-prds 13373 |
| This theorem is referenced by: prdsmulrfval 13392 pwsmulrval 13402 |
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