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| Mirrors > Home > MPE Home > Th. List > iprodclim2 | Structured version Visualization version GIF version | ||
| Description: A converging product converges to its infinite product. (Contributed by Scott Fenton, 18-Dec-2017.) |
| Ref | Expression |
|---|---|
| iprodclim.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
| iprodclim.2 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| iprodclim.3 | ⊢ (𝜑 → ∃𝑛 ∈ 𝑍 ∃𝑦(𝑦 ≠ 0 ∧ seq𝑛( · , 𝐹) ⇝ 𝑦)) |
| iprodclim.4 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = 𝐴) |
| iprodclim.5 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐴 ∈ ℂ) |
| Ref | Expression |
|---|---|
| iprodclim2 | ⊢ (𝜑 → seq𝑀( · , 𝐹) ⇝ ∏𝑘 ∈ 𝑍 𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | iprodclim.1 | . . . 4 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 2 | iprodclim.3 | . . . 4 ⊢ (𝜑 → ∃𝑛 ∈ 𝑍 ∃𝑦(𝑦 ≠ 0 ∧ seq𝑛( · , 𝐹) ⇝ 𝑦)) | |
| 3 | iprodclim.4 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) = 𝐴) | |
| 4 | iprodclim.5 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐴 ∈ ℂ) | |
| 5 | 3, 4 | eqeltrd 2860 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) |
| 6 | 1, 2, 5 | ntrivcvg 16066 | . . 3 ⊢ (𝜑 → seq𝑀( · , 𝐹) ∈ dom ⇝ ) |
| 7 | climdm 15721 | . . 3 ⊢ (seq𝑀( · , 𝐹) ∈ dom ⇝ ↔ seq𝑀( · , 𝐹) ⇝ ( ⇝ ‘seq𝑀( · , 𝐹))) | |
| 8 | 6, 7 | sylib 221 | . 2 ⊢ (𝜑 → seq𝑀( · , 𝐹) ⇝ ( ⇝ ‘seq𝑀( · , 𝐹))) |
| 9 | iprodclim.2 | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 10 | 1, 9, 2, 3, 4 | iprod 16105 | . 2 ⊢ (𝜑 → ∏𝑘 ∈ 𝑍 𝐴 = ( ⇝ ‘seq𝑀( · , 𝐹))) |
| 11 | 8, 10 | breqtrrd 5132 | 1 ⊢ (𝜑 → seq𝑀( · , 𝐹) ⇝ ∏𝑘 ∈ 𝑍 𝐴) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∃wex 1811 ∈ wcel 2144 ≠ wne 2955 ∃wrex 3086 class class class wbr 5102 dom cdm 5650 ‘cfv 6538 ℂcc 11198 0cc0 11200 · cmul 11205 ℤcz 12693 ℤ≥cuz 12965 seqcseq 14144 ⇝ cli 15651 ∏cprod 16072 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-10 2177 ax-11 2193 ax-12 2212 ax-ext 2732 ax-rep 5231 ax-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-inf2 9642 ax-cnex 11256 ax-resscn 11257 ax-1cn 11258 ax-icn 11259 ax-addcl 11260 ax-addrcl 11261 ax-mulcl 11262 ax-mulrcl 11263 ax-mulcom 11264 ax-addass 11265 ax-mulass 11266 ax-distr 11267 ax-i2m1 11268 ax-1ne0 11269 ax-1rid 11270 ax-rnegex 11271 ax-rrecex 11272 ax-cnre 11273 ax-pre-lttri 11274 ax-pre-lttrn 11275 ax-pre-ltadd 11276 ax-pre-mulgt0 11277 ax-pre-sup 11278 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-nf 1816 df-sb 2099 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3365 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3739 df-csb 3847 df-ss 3896 df-pss 4014 df-dif 4047 df-in 4091 df-un 4151 df-nul 4279 df-if 4482 df-pw 4558 df-sn 4584 df-pr 4586 df-op 4590 df-uni 4867 df-int 4907 df-iun 4952 df-br 5103 df-opab 5167 df-mpt 5186 df-tr 5212 df-id 5545 df-eprel 5550 df-po 5558 df-so 5559 df-fr 5603 df-se 5604 df-we 5605 df-xp 5656 df-rel 5657 df-cnv 5658 df-co 5659 df-dm 5660 df-rn 5661 df-res 5662 df-ima 5663 df-pred 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-isom 6547 df-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-1o 8476 df-er 8717 df-en 8974 df-dom 8975 df-sdom 8976 df-fin 8977 df-sup 9434 df-oi 9504 df-card 10020 df-pnf 11345 df-mnf 11346 df-xr 11347 df-ltxr 11348 df-le 11349 df-sub 11543 df-neg 11544 df-div 11974 df-nn 12336 df-2 12405 df-3 12406 df-n0 12607 df-z 12694 df-uz 12966 df-rp 13121 df-fz 13640 df-fzo 13789 df-seq 14145 df-exp 14205 df-hash 14475 df-cj 15266 df-re 15267 df-im 15268 df-sqrt 15402 df-abs 15403 df-clim 15655 df-prod 16073 |
| This theorem is used by: iprodrecl 16169 iprodmul 16170 |
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