![]() |
Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
|
Mirrors > Home > MPE Home > Th. List > climsubc1 | Structured version Visualization version GIF version |
Description: Limit of a constant 𝐶 subtracted from each term of a sequence. (Contributed by Mario Carneiro, 9-Feb-2014.) |
Ref | Expression |
---|---|
climadd.1 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
climadd.2 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
climadd.4 | ⊢ (𝜑 → 𝐹 ⇝ 𝐴) |
climaddc1.5 | ⊢ (𝜑 → 𝐶 ∈ ℂ) |
climaddc1.6 | ⊢ (𝜑 → 𝐺 ∈ 𝑊) |
climaddc1.7 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) |
climsubc1.h | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = ((𝐹‘𝑘) − 𝐶)) |
Ref | Expression |
---|---|
climsubc1 | ⊢ (𝜑 → 𝐺 ⇝ (𝐴 − 𝐶)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | climadd.1 | . 2 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
2 | climadd.2 | . 2 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
3 | climadd.4 | . 2 ⊢ (𝜑 → 𝐹 ⇝ 𝐴) | |
4 | climaddc1.6 | . 2 ⊢ (𝜑 → 𝐺 ∈ 𝑊) | |
5 | climaddc1.5 | . . 3 ⊢ (𝜑 → 𝐶 ∈ ℂ) | |
6 | 0z 11715 | . . 3 ⊢ 0 ∈ ℤ | |
7 | uzssz 11988 | . . . 4 ⊢ (ℤ≥‘0) ⊆ ℤ | |
8 | zex 11713 | . . . 4 ⊢ ℤ ∈ V | |
9 | 7, 8 | climconst2 14656 | . . 3 ⊢ ((𝐶 ∈ ℂ ∧ 0 ∈ ℤ) → (ℤ × {𝐶}) ⇝ 𝐶) |
10 | 5, 6, 9 | sylancl 582 | . 2 ⊢ (𝜑 → (ℤ × {𝐶}) ⇝ 𝐶) |
11 | climaddc1.7 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) | |
12 | eluzelz 11978 | . . . . 5 ⊢ (𝑘 ∈ (ℤ≥‘𝑀) → 𝑘 ∈ ℤ) | |
13 | 12, 1 | eleq2s 2924 | . . . 4 ⊢ (𝑘 ∈ 𝑍 → 𝑘 ∈ ℤ) |
14 | fvconst2g 6723 | . . . 4 ⊢ ((𝐶 ∈ ℂ ∧ 𝑘 ∈ ℤ) → ((ℤ × {𝐶})‘𝑘) = 𝐶) | |
15 | 5, 13, 14 | syl2an 591 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((ℤ × {𝐶})‘𝑘) = 𝐶) |
16 | 5 | adantr 474 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝐶 ∈ ℂ) |
17 | 15, 16 | eqeltrd 2906 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((ℤ × {𝐶})‘𝑘) ∈ ℂ) |
18 | climsubc1.h | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = ((𝐹‘𝑘) − 𝐶)) | |
19 | 15 | oveq2d 6921 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝐹‘𝑘) − ((ℤ × {𝐶})‘𝑘)) = ((𝐹‘𝑘) − 𝐶)) |
20 | 18, 19 | eqtr4d 2864 | . 2 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐺‘𝑘) = ((𝐹‘𝑘) − ((ℤ × {𝐶})‘𝑘))) |
21 | 1, 2, 3, 4, 10, 11, 17, 20 | climsub 14741 | 1 ⊢ (𝜑 → 𝐺 ⇝ (𝐴 − 𝐶)) |
Colors of variables: wff setvar class |
Syntax hints: → wi 4 ∧ wa 386 = wceq 1658 ∈ wcel 2166 {csn 4397 class class class wbr 4873 × cxp 5340 ‘cfv 6123 (class class class)co 6905 ℂcc 10250 0cc0 10252 − cmin 10585 ℤcz 11704 ℤ≥cuz 11968 ⇝ cli 14592 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1896 ax-4 1910 ax-5 2011 ax-6 2077 ax-7 2114 ax-8 2168 ax-9 2175 ax-10 2194 ax-11 2209 ax-12 2222 ax-13 2391 ax-ext 2803 ax-sep 5005 ax-nul 5013 ax-pow 5065 ax-pr 5127 ax-un 7209 ax-cnex 10308 ax-resscn 10309 ax-1cn 10310 ax-icn 10311 ax-addcl 10312 ax-addrcl 10313 ax-mulcl 10314 ax-mulrcl 10315 ax-mulcom 10316 ax-addass 10317 ax-mulass 10318 ax-distr 10319 ax-i2m1 10320 ax-1ne0 10321 ax-1rid 10322 ax-rnegex 10323 ax-rrecex 10324 ax-cnre 10325 ax-pre-lttri 10326 ax-pre-lttrn 10327 ax-pre-ltadd 10328 ax-pre-mulgt0 10329 ax-pre-sup 10330 |
This theorem depends on definitions: df-bi 199 df-an 387 df-or 881 df-3or 1114 df-3an 1115 df-tru 1662 df-ex 1881 df-nf 1885 df-sb 2070 df-mo 2605 df-eu 2640 df-clab 2812 df-cleq 2818 df-clel 2821 df-nfc 2958 df-ne 3000 df-nel 3103 df-ral 3122 df-rex 3123 df-reu 3124 df-rmo 3125 df-rab 3126 df-v 3416 df-sbc 3663 df-csb 3758 df-dif 3801 df-un 3803 df-in 3805 df-ss 3812 df-pss 3814 df-nul 4145 df-if 4307 df-pw 4380 df-sn 4398 df-pr 4400 df-tp 4402 df-op 4404 df-uni 4659 df-iun 4742 df-br 4874 df-opab 4936 df-mpt 4953 df-tr 4976 df-id 5250 df-eprel 5255 df-po 5263 df-so 5264 df-fr 5301 df-we 5303 df-xp 5348 df-rel 5349 df-cnv 5350 df-co 5351 df-dm 5352 df-rn 5353 df-res 5354 df-ima 5355 df-pred 5920 df-ord 5966 df-on 5967 df-lim 5968 df-suc 5969 df-iota 6086 df-fun 6125 df-fn 6126 df-f 6127 df-f1 6128 df-fo 6129 df-f1o 6130 df-fv 6131 df-riota 6866 df-ov 6908 df-oprab 6909 df-mpt2 6910 df-om 7327 df-2nd 7429 df-wrecs 7672 df-recs 7734 df-rdg 7772 df-er 8009 df-en 8223 df-dom 8224 df-sdom 8225 df-sup 8617 df-pnf 10393 df-mnf 10394 df-xr 10395 df-ltxr 10396 df-le 10397 df-sub 10587 df-neg 10588 df-div 11010 df-nn 11351 df-2 11414 df-3 11415 df-n0 11619 df-z 11705 df-uz 11969 df-rp 12113 df-seq 13096 df-exp 13155 df-cj 14216 df-re 14217 df-im 14218 df-sqrt 14352 df-abs 14353 df-clim 14596 |
This theorem is referenced by: clim2ser 14762 ulmdvlem1 24553 fourierdlem112 41229 |
Copyright terms: Public domain | W3C validator |