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| Mirrors > Home > ILE Home > Th. List > psrmulfval | GIF version | ||
| Description: The multiplication operation of the multivariate power series structure. (Contributed by Mario Carneiro, 28-Dec-2014.) |
| Ref | Expression |
|---|---|
| psrmulr.s | ⊢ 𝑆 = (𝐼 mPwSer 𝑅) |
| psrmulr.b | ⊢ 𝐵 = (Base‘𝑆) |
| psrmulr.m | ⊢ · = (.r‘𝑅) |
| psrmulr.t | ⊢ ∙ = (.r‘𝑆) |
| psrmulr.d | ⊢ 𝐷 = {ℎ ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡ℎ “ ℕ) ∈ Fin} |
| psrmulfval.i | ⊢ (𝜑 → 𝐹 ∈ 𝐵) |
| psrmulfval.r | ⊢ (𝜑 → 𝐺 ∈ 𝐵) |
| Ref | Expression |
|---|---|
| psrmulfval | ⊢ (𝜑 → (𝐹 ∙ 𝐺) = (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥))))))) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psrmulfval.i | . . . 4 ⊢ (𝜑 → 𝐹 ∈ 𝐵) | |
| 2 | reldmpsr 15101 | . . . . 5 ⊢ Rel dom mPwSer | |
| 3 | fnpsr 15103 | . . . . . 6 ⊢ mPwSer Fn (V × V) | |
| 4 | fnrel 5479 | . . . . . 6 ⊢ ( mPwSer Fn (V × V) → Rel mPwSer ) | |
| 5 | 3, 4 | ax-mp 5 | . . . . 5 ⊢ Rel mPwSer |
| 6 | psrmulr.s | . . . . 5 ⊢ 𝑆 = (𝐼 mPwSer 𝑅) | |
| 7 | psrmulr.b | . . . . 5 ⊢ 𝐵 = (Base‘𝑆) | |
| 8 | 2, 5, 6, 7 | relelbasov 13468 | . . . 4 ⊢ (𝐹 ∈ 𝐵 → (𝐼 ∈ V ∧ 𝑅 ∈ V)) |
| 9 | 1, 8 | syl 14 | . . 3 ⊢ (𝜑 → (𝐼 ∈ V ∧ 𝑅 ∈ V)) |
| 10 | psrmulr.m | . . . 4 ⊢ · = (.r‘𝑅) | |
| 11 | psrmulr.t | . . . 4 ⊢ ∙ = (.r‘𝑆) | |
| 12 | psrmulr.d | . . . 4 ⊢ 𝐷 = {ℎ ∈ (ℕ0 ↑𝑚 𝐼) ∣ (◡ℎ “ ℕ) ∈ Fin} | |
| 13 | 6, 7, 10, 11, 12 | psrmulrg 15126 | . . 3 ⊢ ((𝐼 ∈ V ∧ 𝑅 ∈ V) → ∙ = (𝑓 ∈ 𝐵, 𝑔 ∈ 𝐵 ↦ (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥)))))))) |
| 14 | 9, 13 | syl 14 | . 2 ⊢ (𝜑 → ∙ = (𝑓 ∈ 𝐵, 𝑔 ∈ 𝐵 ↦ (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥)))))))) |
| 15 | fveq1 5694 | . . . . . . 7 ⊢ (𝑓 = 𝐹 → (𝑓‘𝑥) = (𝐹‘𝑥)) | |
| 16 | fveq1 5694 | . . . . . . 7 ⊢ (𝑔 = 𝐺 → (𝑔‘(𝑘 ∘𝑓 − 𝑥)) = (𝐺‘(𝑘 ∘𝑓 − 𝑥))) | |
| 17 | 15, 16 | oveqan12d 6104 | . . . . . 6 ⊢ ((𝑓 = 𝐹 ∧ 𝑔 = 𝐺) → ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥))) = ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥)))) |
| 18 | 17 | mpteq2dv 4222 | . . . . 5 ⊢ ((𝑓 = 𝐹 ∧ 𝑔 = 𝐺) → (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥)))) = (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥))))) |
| 19 | 18 | oveq2d 6101 | . . . 4 ⊢ ((𝑓 = 𝐹 ∧ 𝑔 = 𝐺) → (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥))))) = (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥)))))) |
| 20 | 19 | mpteq2dv 4222 | . . 3 ⊢ ((𝑓 = 𝐹 ∧ 𝑔 = 𝐺) → (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥)))))) = (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥))))))) |
| 21 | 20 | adantl 277 | . 2 ⊢ ((𝜑 ∧ (𝑓 = 𝐹 ∧ 𝑔 = 𝐺)) → (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥)))))) = (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥))))))) |
| 22 | psrmulfval.r | . 2 ⊢ (𝜑 → 𝐺 ∈ 𝐵) | |
| 23 | fnmap 6929 | . . . . 5 ⊢ ↑𝑚 Fn (V × V) | |
| 24 | nn0ex 9574 | . . . . 5 ⊢ ℕ0 ∈ V | |
| 25 | 9 | simpld 112 | . . . . 5 ⊢ (𝜑 → 𝐼 ∈ V) |
| 26 | fnovex 6118 | . . . . 5 ⊢ (( ↑𝑚 Fn (V × V) ∧ ℕ0 ∈ V ∧ 𝐼 ∈ V) → (ℕ0 ↑𝑚 𝐼) ∈ V) | |
| 27 | 23, 24, 25, 26 | mp3an12i 1382 | . . . 4 ⊢ (𝜑 → (ℕ0 ↑𝑚 𝐼) ∈ V) |
| 28 | 12, 27 | rabexd 4281 | . . 3 ⊢ (𝜑 → 𝐷 ∈ V) |
| 29 | 28 | mptexd 5944 | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥)))))) ∈ V) |
| 30 | 14, 21, 1, 22, 29 | ovmpod 6216 | 1 ⊢ (𝜑 → (𝐹 ∙ 𝐺) = (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘𝑟 ≤ 𝑘} ↦ ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥))))))) |
| Colors of variables: wff set class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 104 = wceq 1402 ∈ wcel 2209 {crab 2532 Vcvv 2821 class class class wbr 4130 ↦ cmpt 4192 × cxp 4772 ◡ccnv 4773 “ cima 4777 Rel wrel 4779 Fn wfn 5372 ‘cfv 5377 (class class class)co 6085 ∈ cmpo 6087 ∘𝑓 cof 6300 ∘𝑟 cofr 6301 ↑𝑚 cmap 6922 Fincfn 7022 ≤ cle 8362 − cmin 8499 ℕcn 9307 ℕ0cn0 9568 Basecbs 13404 .rcmulr 13484 Σg cgsu 14202 mPwSer cmps 15097 |
| 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 8271 ax-resscn 8272 ax-1cn 8273 ax-1re 8274 ax-icn 8275 ax-addcl 8276 ax-addrcl 8277 ax-mulcl 8278 ax-addcom 8280 ax-addass 8282 ax-distr 8284 ax-i2m1 8285 ax-0lt1 8286 ax-0id 8288 ax-rnegex 8289 ax-cnre 8291 ax-pre-ltirr 8292 ax-pre-ltwlin 8293 ax-pre-lttrn 8294 ax-pre-apti 8295 ax-pre-ltadd 8296 |
| 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-of 6302 df-1st 6374 df-2nd 6375 df-map 6924 df-ixp 6981 df-pnf 8363 df-mnf 8364 df-xr 8365 df-ltxr 8366 df-le 8367 df-sub 8501 df-neg 8502 df-inn 9308 df-2 9366 df-3 9367 df-4 9368 df-5 9369 df-6 9370 df-7 9371 df-8 9372 df-9 9373 df-n0 9569 df-z 9650 df-uz 9932 df-fz 10423 df-struct 13406 df-ndx 13407 df-slot 13408 df-base 13410 df-plusg 13496 df-mulr 13497 df-sca 13499 df-vsca 13500 df-tset 13502 df-rest 13647 df-topn 13648 df-topgen 13666 df-pt 13667 df-psr 15099 |
| This theorem is used by: psrmulvalfi 15128 psrmulclfilem 15129 |
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