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| Mirrors > Home > MPE Home > Th. List > serfre | Structured version Visualization version GIF version | ||
| Description: An infinite series of real numbers is a function from ℕ to ℝ. (Contributed by NM, 18-Apr-2005.) (Revised by Mario Carneiro, 27-May-2014.) |
| Ref | Expression |
|---|---|
| serf.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
| serf.2 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| serfre.3 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℝ) |
| Ref | Expression |
|---|---|
| serfre | ⊢ (𝜑 → seq𝑀( + , 𝐹):𝑍⟶ℝ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | serf.1 | . 2 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 2 | serf.2 | . 2 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 3 | serfre.3 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℝ) | |
| 4 | readdcl 11286 | . . 3 ⊢ ((𝑘 ∈ ℝ ∧ 𝑥 ∈ ℝ) → (𝑘 + 𝑥) ∈ ℝ) | |
| 5 | 4 | adantl 487 | . 2 ⊢ ((𝜑 ∧ (𝑘 ∈ ℝ ∧ 𝑥 ∈ ℝ)) → (𝑘 + 𝑥) ∈ ℝ) |
| 6 | 1, 2, 3, 5 | seqf 14169 | 1 ⊢ (𝜑 → seq𝑀( + , 𝐹):𝑍⟶ℝ) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∧ wa 401 = wceq 1569 ∈ wcel 2144 ⟶wf 6534 ‘cfv 6538 (class class class)co 7420 ℝcr 11202 + caddc 11206 ℤcz 12696 ℤ≥cuz 12968 seqcseq 14147 |
| 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-sep 5248 ax-nul 5259 ax-pow 5326 ax-pr 5390 ax-un 7751 ax-cnex 11259 ax-resscn 11260 ax-1cn 11261 ax-icn 11262 ax-addcl 11263 ax-addrcl 11264 ax-mulcl 11265 ax-mulrcl 11266 ax-mulcom 11267 ax-addass 11268 ax-mulass 11269 ax-distr 11270 ax-i2m1 11271 ax-1ne0 11272 ax-1rid 11273 ax-rnegex 11274 ax-rrecex 11275 ax-cnre 11276 ax-pre-lttri 11277 ax-pre-lttrn 11278 ax-pre-ltadd 11279 ax-pre-mulgt0 11280 |
| 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-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 4585 df-pr 4587 df-op 4835 df-uni 4867 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-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-riota 7377 df-ov 7423 df-oprab 7424 df-mpo 7425 df-om 7878 df-1st 8001 df-2nd 8002 df-frecs 8302 df-wrecs 8333 df-recs 8382 df-rdg 8421 df-er 8720 df-en 8977 df-dom 8978 df-sdom 8979 df-pnf 11348 df-mnf 11349 df-xr 11350 df-ltxr 11351 df-le 11352 df-sub 11546 df-neg 11547 df-nn 12339 df-n0 12610 df-z 12697 df-uz 12969 df-fz 13643 df-seq 14148 |
| This theorem is used by: iserle 15832 climserle 15835 iseraltlem2 15855 iseraltlem3 15856 iseralt 15857 isumrecl 15936 iserabs 15987 cvgcmp 15988 cvgcmpub 15989 cvgcmpce 15990 isumsup2 16020 climcndslem1 16023 climcndslem2 16024 climcnds 16025 effsumlt 16284 prmreclem6 17104 ovoliunlem1 25828 ovoliun 25831 ovoliun2 25832 voliunlem2 25877 voliunlem3 25878 vitalilem4 25937 mtest 26736 relgamcl 27394 basellem9 27421 rge0scvg 34627 esumpcvgval 34756 mblfinlem2 38669 |
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