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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 15158 | . . . . 5 ⊢ Rel dom mPwSer | |
| 3 | fnpsr 15160 | . . . . . 6 ⊢ mPwSer Fn (V × V) | |
| 4 | fnrel 5482 | . . . . . 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 13474 | . . . 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 15186 | . . 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 5697 | . . . . . . 7 ⊢ (𝑓 = 𝐹 → (𝑓‘𝑥) = (𝐹‘𝑥)) | |
| 16 | fveq1 5697 | . . . . . . 7 ⊢ (𝑔 = 𝐺 → (𝑔‘(𝑘 ∘𝑓 − 𝑥)) = (𝐺‘(𝑘 ∘𝑓 − 𝑥))) | |
| 17 | 15, 16 | oveqan12d 6107 | . . . . . 6 ⊢ ((𝑓 = 𝐹 ∧ 𝑔 = 𝐺) → ((𝑓‘𝑥) · (𝑔‘(𝑘 ∘𝑓 − 𝑥))) = ((𝐹‘𝑥) · (𝐺‘(𝑘 ∘𝑓 − 𝑥)))) |
| 18 | 17 | mpteq2dv 4224 | . . . . 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 6104 | . . . 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 4224 | . . 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 6933 | . . . . 5 ⊢ ↑𝑚 Fn (V × V) | |
| 24 | nn0ex 9580 | . . . . 5 ⊢ ℕ0 ∈ V | |
| 25 | 9 | simpld 112 | . . . . 5 ⊢ (𝜑 → 𝐼 ∈ V) |
| 26 | fnovex 6121 | . . . . 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 4283 | . . 3 ⊢ (𝜑 → 𝐷 ∈ V) |
| 29 | 28 | mptexd 5947 | . 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 6219 | 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 4131 ↦ cmpt 4193 × cxp 4774 ◡ccnv 4775 “ cima 4779 Rel wrel 4781 Fn wfn 5375 ‘cfv 5380 (class class class)co 6088 ∈ cmpo 6090 ∘𝑓 cof 6303 ∘𝑟 cofr 6304 ↑𝑚 cmap 6926 Fincfn 7026 ≤ cle 8367 − cmin 8504 ℕcn 9313 ℕ0cn0 9574 Basecbs 13410 .rcmulr 13491 Σg cgsu 14240 mPwSer cmps 15154 |
| 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 4248 ax-sep 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8276 ax-resscn 8277 ax-1cn 8278 ax-1re 8279 ax-icn 8280 ax-addcl 8281 ax-addrcl 8282 ax-mulcl 8283 ax-addcom 8285 ax-addass 8287 ax-distr 8289 ax-i2m1 8290 ax-0lt1 8291 ax-0id 8293 ax-rnegex 8294 ax-cnre 8296 ax-pre-ltirr 8297 ax-pre-ltwlin 8298 ax-pre-lttrn 8299 ax-pre-apti 8300 ax-pre-ltadd 8301 |
| 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 4132 df-opab 4194 df-mpt 4195 df-id 4440 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-of 6305 df-1st 6378 df-2nd 6379 df-map 6928 df-ixp 6985 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 df-sub 8506 df-neg 8507 df-inn 9314 df-2 9372 df-3 9373 df-4 9374 df-5 9375 df-6 9376 df-7 9377 df-8 9378 df-9 9379 df-n0 9575 df-z 9656 df-uz 9938 df-fz 10429 df-struct 13412 df-ndx 13413 df-slot 13414 df-base 13416 df-plusg 13503 df-mulr 13504 df-sca 13506 df-vsca 13507 df-tset 13509 df-rest 13654 df-topn 13655 df-topgen 13673 df-pt 13674 df-psr 15156 |
| This theorem is used by: psrmulvalfi 15188 psrmulclfilem 15189 psrdifi 15202 psrdirfi 15203 |
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