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| Mirrors > Home > ILE Home > Th. List > prdsplusgcl | GIF version | ||
| Description: Structure product pointwise sums are closed when the factors are monoids. (Contributed by Stefan O'Rear, 10-Jan-2015.) |
| Ref | Expression |
|---|---|
| prdsplusgcl.y | ⊢ 𝑌 = (𝑆Xs𝑅) |
| prdsplusgcl.b | ⊢ 𝐵 = (Base‘𝑌) |
| prdsplusgcl.p | ⊢ + = (+g‘𝑌) |
| prdsplusgcl.s | ⊢ (𝜑 → 𝑆 ∈ 𝑉) |
| prdsplusgcl.i | ⊢ (𝜑 → 𝐼 ∈ 𝑊) |
| prdsplusgcl.r | ⊢ (𝜑 → 𝑅:𝐼⟶Mnd) |
| prdsplusgcl.f | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
| prdsplusgcl.g | ⊢ (𝜑 → 𝐺 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| prdsplusgcl | ⊢ (𝜑 → (𝐹 + 𝐺) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | prdsplusgcl.y | . . 3 ⊢ 𝑌 = (𝑆Xs𝑅) | |
| 2 | prdsplusgcl.b | . . 3 ⊢ 𝐵 = (Base‘𝑌) | |
| 3 | prdsplusgcl.s | . . 3 ⊢ (𝜑 → 𝑆 ∈ 𝑉) | |
| 4 | prdsplusgcl.i | . . 3 ⊢ (𝜑 → 𝐼 ∈ 𝑊) | |
| 5 | prdsplusgcl.r | . . . 4 ⊢ (𝜑 → 𝑅:𝐼⟶Mnd) | |
| 6 | 5 | ffnd 5534 | . . 3 ⊢ (𝜑 → 𝑅 Fn 𝐼) |
| 7 | prdsplusgcl.f | . . 3 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 8 | prdsplusgcl.g | . . 3 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
| 9 | prdsplusgcl.p | . . 3 ⊢ + = (+g‘𝑌) | |
| 10 | 1, 2, 3, 4, 6, 7, 8, 9 | prdsplusgval 14185 | . 2 ⊢ (𝜑 → (𝐹 + 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| 11 | 5 | ffvelcdmda 5843 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → (𝑅‘𝑥) ∈ Mnd) |
| 12 | 3 | adantr 276 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝑆 ∈ 𝑉) |
| 13 | 4 | adantr 276 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝐼 ∈ 𝑊) |
| 14 | 6 | adantr 276 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝑅 Fn 𝐼) |
| 15 | 7 | adantr 276 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝐹 ∈ 𝐵) |
| 16 | simpr 110 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝑥 ∈ 𝐼) | |
| 17 | 1, 2, 12, 13, 14, 15, 16 | prdsbasprj 14184 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → (𝐹‘𝑥) ∈ (Base‘(𝑅‘𝑥))) |
| 18 | 8 | adantr 276 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝐺 ∈ 𝐵) |
| 19 | 1, 2, 12, 13, 14, 18, 16 | prdsbasprj 14184 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → (𝐺‘𝑥) ∈ (Base‘(𝑅‘𝑥))) |
| 20 | eqid 2238 | . . . . . 6 ⊢ (Base‘(𝑅‘𝑥)) = (Base‘(𝑅‘𝑥)) | |
| 21 | eqid 2238 | . . . . . 6 ⊢ (+g‘(𝑅‘𝑥)) = (+g‘(𝑅‘𝑥)) | |
| 22 | 20, 21 | mndcl 13738 | . . . . 5 ⊢ (((𝑅‘𝑥) ∈ Mnd ∧ (𝐹‘𝑥) ∈ (Base‘(𝑅‘𝑥)) ∧ (𝐺‘𝑥) ∈ (Base‘(𝑅‘𝑥))) → ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) ∈ (Base‘(𝑅‘𝑥))) |
| 23 | 11, 17, 19, 22 | syl3anc 1278 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) ∈ (Base‘(𝑅‘𝑥))) |
| 24 | 23 | ralrimiva 2623 | . . 3 ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) ∈ (Base‘(𝑅‘𝑥))) |
| 25 | 1, 2, 3, 4, 6 | prdsbasmpt 14182 | . . 3 ⊢ (𝜑 → ((𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) ∈ 𝐵 ↔ ∀𝑥 ∈ 𝐼 ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) ∈ (Base‘(𝑅‘𝑥)))) |
| 26 | 24, 25 | mpbird 167 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) ∈ 𝐵) |
| 27 | 10, 26 | eqeltrd 2315 | 1 ⊢ (𝜑 → (𝐹 + 𝐺) ∈ 𝐵) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 ∀wral 2528 ↦ cmpt 4192 Fn wfn 5372 ⟶wf 5373 ‘cfv 5377 (class class class)co 6085 Basecbs 13354 +gcplusg 13433 Mndcmnd 13731 Xscprds 14171 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4246 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-mulcom 8280 ax-addass 8281 ax-mulass 8282 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-1rid 8286 ax-0id 8287 ax-rnegex 8288 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-apti 8294 ax-pre-ltadd 8295 |
| This proof depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3690 df-sn 3715 df-pr 3716 df-tp 3717 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-id 4438 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-map 6924 df-ixp 6981 df-sup 7324 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8499 df-neg 8500 df-inn 9306 df-2 9364 df-3 9365 df-4 9366 df-5 9367 df-6 9368 df-7 9369 df-8 9370 df-9 9371 df-n0 9566 df-z 9647 df-dec 9780 df-uz 9924 df-fz 10414 df-struct 13356 df-ndx 13357 df-slot 13358 df-base 13360 df-plusg 13446 df-mulr 13447 df-sca 13449 df-vsca 13450 df-ip 13451 df-tset 13452 df-ple 13453 df-ds 13455 df-hom 13457 df-cco 13458 df-rest 13597 df-topn 13598 df-topgen 13616 df-pt 13617 df-mgm 13678 df-sgrp 13719 df-mnd 13732 df-prds 14172 |
| This theorem is used by: prdsmndd 14196 |
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