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| Mirrors > Home > MPE Home > Th. List > prdsplusgcl | Structured version Visualization version 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 6688 | . . 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 17485 | . 2 ⊢ (𝜑 → (𝐹 + 𝐺) = (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)))) |
| 11 | 5 | ffvelcdmda 7061 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → (𝑅‘𝑥) ∈ Mnd) |
| 12 | 3 | adantr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝑆 ∈ 𝑉) |
| 13 | 4 | adantr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝐼 ∈ 𝑊) |
| 14 | 6 | adantr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝑅 Fn 𝐼) |
| 15 | 7 | adantr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝐹 ∈ 𝐵) |
| 16 | simpr 488 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝑥 ∈ 𝐼) | |
| 17 | 1, 2, 12, 13, 14, 15, 16 | prdsbasprj 17484 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → (𝐹‘𝑥) ∈ (Base‘(𝑅‘𝑥))) |
| 18 | 8 | adantr 484 | . . . . . 6 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → 𝐺 ∈ 𝐵) |
| 19 | 1, 2, 12, 13, 14, 18, 16 | prdsbasprj 17484 | . . . . 5 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → (𝐺‘𝑥) ∈ (Base‘(𝑅‘𝑥))) |
| 20 | eqid 2761 | . . . . . 6 ⊢ (Base‘(𝑅‘𝑥)) = (Base‘(𝑅‘𝑥)) | |
| 21 | eqid 2761 | . . . . . 6 ⊢ (+g‘(𝑅‘𝑥)) = (+g‘(𝑅‘𝑥)) | |
| 22 | 20, 21 | mndcl 18759 | . . . . 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 1389 | . . . 4 ⊢ ((𝜑 ∧ 𝑥 ∈ 𝐼) → ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) ∈ (Base‘(𝑅‘𝑥))) |
| 24 | 23 | ralrimiva 3153 | . . 3 ⊢ (𝜑 → ∀𝑥 ∈ 𝐼 ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥)) ∈ (Base‘(𝑅‘𝑥))) |
| 25 | 1, 2, 3, 4, 6 | prdsbasmpt 17482 | . . 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 259 | . 2 ⊢ (𝜑 → (𝑥 ∈ 𝐼 ↦ ((𝐹‘𝑥)(+g‘(𝑅‘𝑥))(𝐺‘𝑥))) ∈ 𝐵) |
| 27 | 10, 26 | eqeltrd 2861 | 1 ⊢ (𝜑 → (𝐹 + 𝐺) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1559 ∈ wcel 2141 ∀wral 3075 ↦ cmpt 5180 Fn wfn 6512 ⟶wf 6513 ‘cfv 6517 (class class class)co 7392 Basecbs 17228 +gcplusg 17269 Xscprds 17457 Mndcmnd 18751 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1814 ax-4 1828 ax-5 1929 ax-6 1986 ax-7 2027 ax-8 2143 ax-9 2151 ax-10 2174 ax-11 2190 ax-12 2211 ax-ext 2733 ax-rep 5226 ax-sep 5245 ax-nul 5255 ax-pow 5321 ax-pr 5389 ax-un 7714 ax-cnex 11126 ax-resscn 11127 ax-1cn 11128 ax-icn 11129 ax-addcl 11130 ax-addrcl 11131 ax-mulcl 11132 ax-mulrcl 11133 ax-mulcom 11134 ax-addass 11135 ax-mulass 11136 ax-distr 11137 ax-i2m1 11138 ax-1ne0 11139 ax-1rid 11140 ax-rnegex 11141 ax-rrecex 11142 ax-cnre 11143 ax-pre-lttri 11144 ax-pre-lttrn 11145 ax-pre-ltadd 11146 ax-pre-mulgt0 11147 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1098 df-3an 1099 df-tru 1562 df-fal 1572 df-ex 1799 df-nf 1803 df-sb 2090 df-mo 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-nel 3061 df-ral 3076 df-rex 3086 df-reu 3367 df-rab 3414 df-v 3455 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4582 df-pr 4584 df-tp 4586 df-op 4588 df-uni 4865 df-iun 4950 df-br 5100 df-opab 5162 df-mpt 5181 df-tr 5207 df-id 5540 df-eprel 5545 df-po 5553 df-so 5554 df-fr 5598 df-we 5600 df-xp 5651 df-rel 5652 df-cnv 5653 df-co 5654 df-dm 5655 df-rn 5656 df-res 5657 df-ima 5658 df-pred 6284 df-ord 6345 df-on 6346 df-lim 6347 df-suc 6348 df-iota 6473 df-fun 6519 df-fn 6520 df-f 6521 df-f1 6522 df-fo 6523 df-f1o 6524 df-fv 6525 df-riota 7349 df-ov 7395 df-oprab 7396 df-mpo 7397 df-om 7843 df-1st 7966 df-2nd 7967 df-frecs 8257 df-wrecs 8288 df-recs 8337 df-rdg 8376 df-1o 8432 df-er 8673 df-map 8805 df-ixp 8876 df-en 8924 df-dom 8925 df-sdom 8926 df-fin 8927 df-sup 9385 df-pnf 11215 df-mnf 11216 df-xr 11217 df-ltxr 11218 df-le 11219 df-sub 11413 df-neg 11414 df-nn 12208 df-2 12277 df-3 12278 df-4 12279 df-5 12280 df-6 12281 df-7 12282 df-8 12283 df-9 12284 df-n0 12479 df-z 12566 df-dec 12686 df-uz 12837 df-fz 13510 df-struct 17166 df-slot 17201 df-ndx 17213 df-base 17229 df-plusg 17282 df-mulr 17283 df-sca 17285 df-vsca 17286 df-ip 17287 df-tset 17288 df-ple 17289 df-ds 17291 df-hom 17293 df-cco 17294 df-prds 17459 df-mgm 18657 df-sgrp 18736 df-mnd 18752 |
| This theorem is referenced by: prdsmndd 18787 prdsrngd 20205 prdsringd 20348 dsmmacl 21773 |
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