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| Mirrors > Home > ILE Home > Th. List > prdsplusgval | GIF version | ||
| Description: Value of a componentwise sum in a structure product. (Contributed by Stefan O'Rear, 10-Jan-2015.) (Revised by Mario Carneiro, 15-Aug-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) |
| prdsplusgval.p | ⊢ + = (+g‘𝑌) |
| Ref | Expression |
|---|---|
| prdsplusgval | ⊢ (𝜑 → (𝐹 + 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(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 5787 | . . . 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 5360 | . . 3 ⊢ (𝜑 → dom 𝑅 = 𝐼) |
| 9 | prdsplusgval.p | . . 3 ⊢ + = (+g‘𝑌) | |
| 10 | 1, 2, 6, 7, 8, 9 | prdsplusg 12979 | . 2 ⊢ (𝜑 → + = (𝑦 ∈ 𝐵, 𝑧 ∈ 𝐵 ↦ (𝑥 ∈ 𝐼 ↦ ((𝑦‘𝑥)(+g‘(𝑅‘𝑥))(𝑧‘𝑥))))) |
| 11 | fveq1 5560 | . . . . 5 ⊢ (𝑦 = 𝐹 → (𝑦‘𝑥) = (𝐹‘𝑥)) | |
| 12 | fveq1 5560 | . . . . 5 ⊢ (𝑧 = 𝐺 → (𝑧‘𝑥) = (𝐺‘𝑥)) | |
| 13 | 11, 12 | oveqan12d 5944 | . . . 4 ⊢ ((𝑦 = 𝐹 ∧ 𝑧 = 𝐺) → ((𝑦‘𝑥)(+g‘(𝑅‘𝑥))(𝑧‘𝑥)) = ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) |
| 14 | 13 | adantl 277 | . . 3 ⊢ ((𝜑 ∧ (𝑦 = 𝐹 ∧ 𝑧 = 𝐺)) → ((𝑦‘𝑥)(+g‘(𝑅‘𝑥))(𝑧‘𝑥)) = ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) |
| 15 | 14 | mpteq2dv 4125 | . 2 ⊢ ((𝜑 ∧ (𝑦 = 𝐹 ∧ 𝑧 = 𝐺)) → (𝑥 ∈ 𝐼 ↦ ((𝑦‘𝑥)(+g‘(𝑅‘𝑥))(𝑧‘𝑥))) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| 16 | prdsplusgval.f | . 2 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 17 | prdsplusgval.g | . 2 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
| 18 | 4 | mptexd 5792 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) ∈ V) |
| 19 | 10, 15, 16, 17, 18 | ovmpod 6054 | 1 ⊢ (𝜑 → (𝐹 + 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 ∧ wa 104 = wceq 1364 ∈ wcel 2167 Vcvv 2763 ↦ cmpt 4095 Fn wfn 5254 ‘cfv 5259 (class class class)co 5925 Basecbs 12703 +gcplusg 12780 Xscprds 12967 |
| 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 615 ax-in2 616 ax-io 710 ax-5 1461 ax-7 1462 ax-gen 1463 ax-ie1 1507 ax-ie2 1508 ax-8 1518 ax-10 1519 ax-11 1520 ax-i12 1521 ax-bndl 1523 ax-4 1524 ax-17 1540 ax-i9 1544 ax-ial 1548 ax-i5r 1549 ax-13 2169 ax-14 2170 ax-ext 2178 ax-coll 4149 ax-sep 4152 ax-pow 4208 ax-pr 4243 ax-un 4469 ax-setind 4574 ax-cnex 7987 ax-resscn 7988 ax-1cn 7989 ax-1re 7990 ax-icn 7991 ax-addcl 7992 ax-addrcl 7993 ax-mulcl 7994 ax-addcom 7996 ax-mulcom 7997 ax-addass 7998 ax-mulass 7999 ax-distr 8000 ax-i2m1 8001 ax-0lt1 8002 ax-1rid 8003 ax-0id 8004 ax-rnegex 8005 ax-cnre 8007 ax-pre-ltirr 8008 ax-pre-ltwlin 8009 ax-pre-lttrn 8010 ax-pre-apti 8011 ax-pre-ltadd 8012 |
| This theorem depends on definitions: df-bi 117 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1475 df-sb 1777 df-eu 2048 df-mo 2049 df-clab 2183 df-cleq 2189 df-clel 2192 df-nfc 2328 df-ne 2368 df-nel 2463 df-ral 2480 df-rex 2481 df-reu 2482 df-rab 2484 df-v 2765 df-sbc 2990 df-csb 3085 df-dif 3159 df-un 3161 df-in 3163 df-ss 3170 df-nul 3452 df-pw 3608 df-sn 3629 df-pr 3630 df-tp 3631 df-op 3632 df-uni 3841 df-int 3876 df-iun 3919 df-br 4035 df-opab 4096 df-mpt 4097 df-id 4329 df-xp 4670 df-rel 4671 df-cnv 4672 df-co 4673 df-dm 4674 df-rn 4675 df-res 4676 df-ima 4677 df-iota 5220 df-fun 5261 df-fn 5262 df-f 5263 df-f1 5264 df-fo 5265 df-f1o 5266 df-fv 5267 df-riota 5880 df-ov 5928 df-oprab 5929 df-mpo 5930 df-1st 6207 df-2nd 6208 df-map 6718 df-ixp 6767 df-sup 7059 df-pnf 8080 df-mnf 8081 df-xr 8082 df-ltxr 8083 df-le 8084 df-sub 8216 df-neg 8217 df-inn 9008 df-2 9066 df-3 9067 df-4 9068 df-5 9069 df-6 9070 df-7 9071 df-8 9072 df-9 9073 df-n0 9267 df-z 9344 df-dec 9475 df-uz 9619 df-fz 10101 df-struct 12705 df-ndx 12706 df-slot 12707 df-base 12709 df-plusg 12793 df-mulr 12794 df-sca 12796 df-vsca 12797 df-ip 12798 df-tset 12799 df-ple 12800 df-ds 12802 df-hom 12804 df-cco 12805 df-rest 12943 df-topn 12944 df-topgen 12962 df-pt 12963 df-prds 12969 |
| This theorem is referenced by: prdsplusgfval 12986 pwsplusgval 12997 prdsplusgsgrpcl 13116 prdssgrpd 13117 prdsplusgcl 13148 prdsidlem 13149 prdsmndd 13150 prdsinvlem 13310 |
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