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| Mirrors > Home > MPE Home > Th. List > prdsmulrval | Structured version Visualization version 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 7221 | . . . 4 ⊢ ((𝑅 Fn 𝐼 ∧ 𝐼 ∈ 𝑊) → 𝑅 ∈ V) | |
| 6 | 3, 4, 5 | syl2anc 596 | . . 3 ⊢ (𝜑 → 𝑅 ∈ V) |
| 7 | prdsbasmpt.b | . . 3 ⊢ 𝐵 = (Base‘𝑌) | |
| 8 | 3 | fndmd 6642 | . . 3 ⊢ (𝜑 → dom 𝑅 = 𝐼) |
| 9 | prdsmulrval.t | . . 3 ⊢ · = (.r‘𝑌) | |
| 10 | 1, 2, 6, 7, 8, 9 | prdsmulr 17623 | . 2 ⊢ (𝜑 → · = (𝑦 ∈ 𝐵, 𝑧 ∈ 𝐵 ↦ (𝑥 ∈ 𝐼 ↦ ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥))))) |
| 11 | fveq1 6882 | . . . . 5 ⊢ (𝑦 = 𝐹 → (𝑦‘𝑥) = (𝐹‘𝑥)) | |
| 12 | fveq1 6882 | . . . . 5 ⊢ (𝑧 = 𝐺 → (𝑧‘𝑥) = (𝐺‘𝑥)) | |
| 13 | 11, 12 | oveqan12d 7437 | . . . 4 ⊢ ((𝑦 = 𝐹 ∧ 𝑧 = 𝐺) → ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥)) = ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥))) |
| 14 | 13 | adantl 487 | . . 3 ⊢ ((𝜑 ∧ (𝑦 = 𝐹 ∧ 𝑧 = 𝐺)) → ((𝑦‘𝑥)(.r‘(𝑅‘𝑥))(𝑧‘𝑥)) = ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥))) |
| 15 | 14 | mpteq2dv 5199 | . 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 7228 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥))) ∈ V) |
| 19 | 10, 15, 16, 17, 18 | ovmpod 7570 | 1 ⊢ (𝜑 → (𝐹 · 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(.r‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1570 ∈ wcel 2145 Vcvv 3451 ↦ cmpt 5186 Fn wfn 6532 ‘cfv 6537 (class class class)co 7418 Basecbs 17380 .rcmulr 17422 Xscprds 17609 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2733 ax-rep 5232 ax-sep 5249 ax-nul 5260 ax-pow 5327 ax-pr 5391 ax-un 7749 ax-cnex 11249 ax-resscn 11250 ax-1cn 11251 ax-icn 11252 ax-addcl 11253 ax-addrcl 11254 ax-mulcl 11255 ax-mulrcl 11256 ax-mulcom 11257 ax-addass 11258 ax-mulass 11259 ax-distr 11260 ax-i2m1 11261 ax-1ne0 11262 ax-1rid 11263 ax-rnegex 11264 ax-rrecex 11265 ax-cnre 11266 ax-pre-lttri 11267 ax-pre-lttrn 11268 ax-pre-ltadd 11269 ax-pre-mulgt0 11270 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3063 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-tp 4589 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-riota 7375 df-ov 7421 df-oprab 7422 df-mpo 7423 df-om 7876 df-1st 7999 df-2nd 8000 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-1o 8469 df-er 8710 df-map 8842 df-ixp 8919 df-en 8967 df-dom 8968 df-sdom 8969 df-fin 8970 df-sup 9427 df-pnf 11338 df-mnf 11339 df-xr 11340 df-ltxr 11341 df-le 11342 df-sub 11536 df-neg 11537 df-nn 12329 df-2 12398 df-3 12399 df-4 12400 df-5 12401 df-6 12402 df-7 12403 df-8 12404 df-9 12405 df-n0 12600 df-z 12687 df-dec 12808 df-uz 12959 df-fz 13633 df-struct 17318 df-slot 17353 df-ndx 17365 df-base 17381 df-plusg 17434 df-mulr 17435 df-sca 17437 df-vsca 17438 df-ip 17439 df-tset 17440 df-ple 17441 df-ds 17443 df-hom 17445 df-cco 17446 df-prds 17611 |
| This theorem is used by: prdsmulrfval 17640 pwsmulrval 17656 xpsmul 17740 prdsmulrngcl 20390 prdsrngd 20391 prdsringd 20543 |
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