| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| Mirrors > Home > MPE Home > Th. List > psrmulcllem | Structured version Visualization version GIF version | ||
| Description: Closure of the power series multiplication operation. (Contributed by Mario Carneiro, 29-Dec-2014.) |
| Ref | Expression |
|---|---|
| psrmulcl.s | ⊢ 𝑆 = (𝐼 mPwSer 𝑅) |
| psrmulcl.b | ⊢ 𝐵 = (Base‘𝑆) |
| psrmulcl.t | ⊢ · = (.r‘𝑆) |
| psrmulcl.r | ⊢ (𝜑 → 𝑅 ∈ Ring) |
| psrmulcl.x | ⊢ (𝜑 → 𝑋 ∈ 𝐵) |
| psrmulcl.y | ⊢ (𝜑 → 𝑌 ∈ 𝐵) |
| psrmulcl.d | ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} |
| Ref | Expression |
|---|---|
| psrmulcllem | ⊢ (𝜑 → (𝑋 · 𝑌) ∈ 𝐵) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | psrmulcl.d | . . . . 5 ⊢ 𝐷 = {𝑓 ∈ (ℕ0 ↑m 𝐼) ∣ (◡𝑓 “ ℕ) ∈ Fin} | |
| 2 | psrmulcl.r | . . . . 5 ⊢ (𝜑 → 𝑅 ∈ Ring) | |
| 3 | psrmulcl.s | . . . . . 6 ⊢ 𝑆 = (𝐼 mPwSer 𝑅) | |
| 4 | eqid 2763 | . . . . . 6 ⊢ (Base‘𝑅) = (Base‘𝑅) | |
| 5 | psrmulcl.b | . . . . . 6 ⊢ 𝐵 = (Base‘𝑆) | |
| 6 | psrmulcl.x | . . . . . 6 ⊢ (𝜑 → 𝑋 ∈ 𝐵) | |
| 7 | 3, 4, 1, 5, 6 | psrelbas 22085 | . . . . 5 ⊢ (𝜑 → 𝑋:𝐷⟶(Base‘𝑅)) |
| 8 | psrmulcl.y | . . . . . 6 ⊢ (𝜑 → 𝑌 ∈ 𝐵) | |
| 9 | 3, 4, 1, 5, 8 | psrelbas 22085 | . . . . 5 ⊢ (𝜑 → 𝑌:𝐷⟶(Base‘𝑅)) |
| 10 | 1, 2, 7, 9 | rhmpsrlem2 22091 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝐷) → (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝑘} ↦ ((𝑋‘𝑥)(.r‘𝑅)(𝑌‘(𝑘 ∘f − 𝑥))))) ∈ (Base‘𝑅)) |
| 11 | 10 | fmpttd 7110 | . . 3 ⊢ (𝜑 → (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝑘} ↦ ((𝑋‘𝑥)(.r‘𝑅)(𝑌‘(𝑘 ∘f − 𝑥)))))):𝐷⟶(Base‘𝑅)) |
| 12 | fvex 6894 | . . . 4 ⊢ (Base‘𝑅) ∈ V | |
| 13 | ovex 7443 | . . . . 5 ⊢ (ℕ0 ↑m 𝐼) ∈ V | |
| 14 | 1, 13 | rabex2 5311 | . . . 4 ⊢ 𝐷 ∈ V |
| 15 | 12, 14 | elmap 8865 | . . 3 ⊢ ((𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝑘} ↦ ((𝑋‘𝑥)(.r‘𝑅)(𝑌‘(𝑘 ∘f − 𝑥)))))) ∈ ((Base‘𝑅) ↑m 𝐷) ↔ (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝑘} ↦ ((𝑋‘𝑥)(.r‘𝑅)(𝑌‘(𝑘 ∘f − 𝑥)))))):𝐷⟶(Base‘𝑅)) |
| 16 | 11, 15 | sylibr 237 | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝑘} ↦ ((𝑋‘𝑥)(.r‘𝑅)(𝑌‘(𝑘 ∘f − 𝑥)))))) ∈ ((Base‘𝑅) ↑m 𝐷)) |
| 17 | eqid 2763 | . . 3 ⊢ (.r‘𝑅) = (.r‘𝑅) | |
| 18 | psrmulcl.t | . . 3 ⊢ · = (.r‘𝑆) | |
| 19 | 3, 5, 17, 18, 1, 6, 8 | psrmulfval 22093 | . 2 ⊢ (𝜑 → (𝑋 · 𝑌) = (𝑘 ∈ 𝐷 ↦ (𝑅 Σg (𝑥 ∈ {𝑦 ∈ 𝐷 ∣ 𝑦 ∘r ≤ 𝑘} ↦ ((𝑋‘𝑥)(.r‘𝑅)(𝑌‘(𝑘 ∘f − 𝑥))))))) |
| 20 | reldmpsr 22064 | . . . . . 6 ⊢ Rel dom mPwSer | |
| 21 | 20, 3, 5 | elbasov 17271 | . . . . 5 ⊢ (𝑋 ∈ 𝐵 → (𝐼 ∈ V ∧ 𝑅 ∈ V)) |
| 22 | 6, 21 | syl 18 | . . . 4 ⊢ (𝜑 → (𝐼 ∈ V ∧ 𝑅 ∈ V)) |
| 23 | 22 | simpld 499 | . . 3 ⊢ (𝜑 → 𝐼 ∈ V) |
| 24 | 3, 4, 1, 5, 23 | psrbas 22084 | . 2 ⊢ (𝜑 → 𝐵 = ((Base‘𝑅) ↑m 𝐷)) |
| 25 | 16, 19, 24 | 3eltr4d 2878 | 1 ⊢ (𝜑 → (𝑋 · 𝑌) ∈ 𝐵) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 400 = wceq 1570 ∈ wcel 2143 {crab 3416 Vcvv 3455 class class class wbr 5109 ↦ cmpt 5192 ◡ccnv 5660 “ cima 5664 ⟶wf 6532 ‘cfv 6536 (class class class)co 7410 ∘f cof 7672 ∘r cofr 7673 ↑m cmap 8820 Fincfn 8939 ≤ cle 11239 − cmin 11436 ℕcn 12228 ℕ0cn0 12499 Basecbs 17264 .rcmulr 17306 Σg cgsu 17488 Ringcrg 20310 mPwSer cmps 22054 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-rep 5238 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-cnex 11151 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 ax-pre-mulgt0 11172 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-rmo 3369 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-tp 4594 df-op 4596 df-uni 4873 df-int 4913 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-se 5615 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-isom 6545 df-riota 7367 df-ov 7413 df-oprab 7414 df-mpo 7415 df-of 7674 df-ofr 7675 df-om 7859 df-1st 7982 df-2nd 7983 df-supp 8153 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-1o 8449 df-er 8690 df-map 8822 df-pm 8823 df-ixp 8892 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-fsupp 9318 df-oi 9468 df-card 9921 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-sub 11438 df-neg 11439 df-nn 12229 df-2 12298 df-3 12299 df-4 12300 df-5 12301 df-6 12302 df-7 12303 df-8 12304 df-9 12305 df-n0 12500 df-z 12587 df-uz 12858 df-fz 13531 df-fzo 13679 df-seq 14034 df-hash 14363 df-struct 17202 df-sets 17219 df-slot 17237 df-ndx 17249 df-base 17265 df-plusg 17318 df-mulr 17319 df-sca 17321 df-vsca 17322 df-tset 17324 df-0g 17489 df-gsum 17490 df-mgm 18693 df-sgrp 18772 df-mnd 18788 df-grp 18998 df-minusg 18999 df-cntz 19382 df-cmn 19847 df-abl 19848 df-mgp 20212 df-ur 20259 df-ring 20312 df-psr 22059 |
| This theorem is referenced by: psrmulcl 22096 |
| Copyright terms: Public domain | W3C validator |