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| Mirrors > Home > ILE Home > Th. List > prdsplusgfval | GIF version | ||
| Description: Value of a structure product sum at a single coordinate. (Contributed by Stefan O'Rear, 10-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) |
| prdsplusgval.p | ⊢ + = (+g‘𝑌) |
| prdsplusgfval.j | ⊢ (𝜑 → 𝐽 ∈ 𝐼) |
| Ref | Expression |
|---|---|
| prdsplusgfval | ⊢ (𝜑 → ((𝐹 + 𝐺)‘𝐽) = ((𝐹‘𝐽)(+g‘(𝑅‘𝐽))(𝐺‘𝐽))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prdsbasmpt.y | . . . 4 ⊢ 𝑌 = (𝑆Xs𝑅) | |
| 2 | prdsbasmpt.b | . . . 4 ⊢ 𝐵 = (Base‘𝑌) | |
| 3 | prdsbasmpt.s | . . . 4 ⊢ (𝜑 → 𝑆 ∈ 𝑉) | |
| 4 | prdsbasmpt.i | . . . 4 ⊢ (𝜑 → 𝐼 ∈ 𝑊) | |
| 5 | prdsbasmpt.r | . . . 4 ⊢ (𝜑 → 𝑅 Fn 𝐼) | |
| 6 | prdsplusgval.f | . . . 4 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 7 | prdsplusgval.g | . . . 4 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
| 8 | prdsplusgval.p | . . . 4 ⊢ + = (+g‘𝑌) | |
| 9 | 1, 2, 3, 4, 5, 6, 7, 8 | prdsplusgval 13359 | . . 3 ⊢ (𝜑 → (𝐹 + 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| 10 | 9 | fveq1d 5637 | . 2 ⊢ (𝜑 → ((𝐹 + 𝐺)‘𝐽) = ((𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))‘𝐽)) |
| 11 | eqid 2229 | . . 3 ⊢ (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) | |
| 12 | 2fveq3 5640 | . . . 4 ⊢ (𝑥 = 𝐽 → (+g‘(𝑅‘𝑥)) = (+g‘(𝑅‘𝐽))) | |
| 13 | fveq2 5635 | . . . 4 ⊢ (𝑥 = 𝐽 → (𝐹‘𝑥) = (𝐹‘𝐽)) | |
| 14 | fveq2 5635 | . . . 4 ⊢ (𝑥 = 𝐽 → (𝐺‘𝑥) = (𝐺‘𝐽)) | |
| 15 | 12, 13, 14 | oveq123d 6034 | . . 3 ⊢ (𝑥 = 𝐽 → ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) = ((𝐹‘𝐽)(+g‘(𝑅‘𝐽))(𝐺‘𝐽))) |
| 16 | prdsplusgfval.j | . . 3 ⊢ (𝜑 → 𝐽 ∈ 𝐼) | |
| 17 | fvexg 5654 | . . . . 5 ⊢ ((𝐹 ∈ 𝐵 ∧ 𝐽 ∈ 𝐼) → (𝐹‘𝐽) ∈ V) | |
| 18 | 6, 16, 17 | syl2anc 411 | . . . 4 ⊢ (𝜑 → (𝐹‘𝐽) ∈ V) |
| 19 | fnex 5871 | . . . . . . 7 ⊢ ((𝑅 Fn 𝐼 ∧ 𝐼 ∈ 𝑊) → 𝑅 ∈ V) | |
| 20 | 5, 4, 19 | syl2anc 411 | . . . . . 6 ⊢ (𝜑 → 𝑅 ∈ V) |
| 21 | fvexg 5654 | . . . . . 6 ⊢ ((𝑅 ∈ V ∧ 𝐽 ∈ 𝐼) → (𝑅‘𝐽) ∈ V) | |
| 22 | 20, 16, 21 | syl2anc 411 | . . . . 5 ⊢ (𝜑 → (𝑅‘𝐽) ∈ V) |
| 23 | plusgslid 13188 | . . . . . 6 ⊢ (+g = Slot (+g‘ndx) ∧ (+g‘ndx) ∈ ℕ) | |
| 24 | 23 | slotex 13102 | . . . . 5 ⊢ ((𝑅‘𝐽) ∈ V → (+g‘(𝑅‘𝐽)) ∈ V) |
| 25 | 22, 24 | syl 14 | . . . 4 ⊢ (𝜑 → (+g‘(𝑅‘𝐽)) ∈ V) |
| 26 | fvexg 5654 | . . . . 5 ⊢ ((𝐺 ∈ 𝐵 ∧ 𝐽 ∈ 𝐼) → (𝐺‘𝐽) ∈ V) | |
| 27 | 7, 16, 26 | syl2anc 411 | . . . 4 ⊢ (𝜑 → (𝐺‘𝐽) ∈ V) |
| 28 | ovexg 6047 | . . . 4 ⊢ (((𝐹‘𝐽) ∈ V ∧ (+g‘(𝑅‘𝐽)) ∈ V ∧ (𝐺‘𝐽) ∈ V) → ((𝐹‘𝐽)(+g‘(𝑅‘𝐽))(𝐺‘𝐽)) ∈ V) | |
| 29 | 18, 25, 27, 28 | syl3anc 1271 | . . 3 ⊢ (𝜑 → ((𝐹‘𝐽)(+g‘(𝑅‘𝐽))(𝐺‘𝐽)) ∈ V) |
| 30 | 11, 15, 16, 29 | fvmptd3 5736 | . 2 ⊢ (𝜑 → ((𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))‘𝐽) = ((𝐹‘𝐽)(+g‘(𝑅‘𝐽))(𝐺‘𝐽))) |
| 31 | 10, 30 | eqtrd 2262 | 1 ⊢ (𝜑 → ((𝐹 + 𝐺)‘𝐽) = ((𝐹‘𝐽)(+g‘(𝑅‘𝐽))(𝐺‘𝐽))) |
| Colors of variables: wff set class |
| Syntax hints: → wi 4 = wceq 1395 ∈ wcel 2200 Vcvv 2800 ↦ cmpt 4148 Fn wfn 5319 ‘cfv 5324 (class class class)co 6013 Basecbs 13075 +gcplusg 13153 Xscprds 13341 |
| 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4202 ax-sep 4205 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-cnex 8116 ax-resscn 8117 ax-1cn 8118 ax-1re 8119 ax-icn 8120 ax-addcl 8121 ax-addrcl 8122 ax-mulcl 8123 ax-addcom 8125 ax-mulcom 8126 ax-addass 8127 ax-mulass 8128 ax-distr 8129 ax-i2m1 8130 ax-0lt1 8131 ax-1rid 8132 ax-0id 8133 ax-rnegex 8134 ax-cnre 8136 ax-pre-ltirr 8137 ax-pre-ltwlin 8138 ax-pre-lttrn 8139 ax-pre-apti 8140 ax-pre-ltadd 8141 |
| This theorem depends on definitions: df-bi 117 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-pw 3652 df-sn 3673 df-pr 3674 df-tp 3675 df-op 3676 df-uni 3892 df-int 3927 df-iun 3970 df-br 4087 df-opab 4149 df-mpt 4150 df-id 4388 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-1st 6298 df-2nd 6299 df-map 6814 df-ixp 6863 df-sup 7177 df-pnf 8209 df-mnf 8210 df-xr 8211 df-ltxr 8212 df-le 8213 df-sub 8345 df-neg 8346 df-inn 9137 df-2 9195 df-3 9196 df-4 9197 df-5 9198 df-6 9199 df-7 9200 df-8 9201 df-9 9202 df-n0 9396 df-z 9473 df-dec 9605 df-uz 9749 df-fz 10237 df-struct 13077 df-ndx 13078 df-slot 13079 df-base 13081 df-plusg 13166 df-mulr 13167 df-sca 13169 df-vsca 13170 df-ip 13171 df-tset 13172 df-ple 13173 df-ds 13175 df-hom 13177 df-cco 13178 df-rest 13317 df-topn 13318 df-topgen 13336 df-pt 13337 df-prds 13343 |
| This theorem is referenced by: prdssgrpd 13491 prdsmndd 13524 |
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