| Mathbox for Glauco Siliprandi |
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| Mirrors > Home > MPE Home > Th. List > Mathboxes > climneg | Structured version Visualization version GIF version | ||
| Description: Complex limit of the negative of a sequence. (Contributed by Glauco Siliprandi, 29-Jun-2017.) |
| Ref | Expression |
|---|---|
| climneg.1 | ⊢ Ⅎ𝑘𝜑 |
| climneg.2 | ⊢ Ⅎ𝑘𝐹 |
| climneg.3 | ⊢ 𝑍 = (ℤ≥‘𝑀) |
| climneg.4 | ⊢ (𝜑 → 𝑀 ∈ ℤ) |
| climneg.5 | ⊢ (𝜑 → 𝐹 ⇝ 𝐴) |
| climneg.6 | ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) |
| Ref | Expression |
|---|---|
| climneg | ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ⇝ -𝐴) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | climneg.1 | . . 3 ⊢ Ⅎ𝑘𝜑 | |
| 2 | nfmpt1 5197 | . . 3 ⊢ Ⅎ𝑘(𝑘 ∈ 𝑍 ↦ -1) | |
| 3 | climneg.2 | . . 3 ⊢ Ⅎ𝑘𝐹 | |
| 4 | nfmpt1 5197 | . . 3 ⊢ Ⅎ𝑘(𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) | |
| 5 | climneg.3 | . . 3 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 6 | climneg.4 | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 7 | 5 | fvexi 6848 | . . . . . 6 ⊢ 𝑍 ∈ V |
| 8 | 7 | mptex 7169 | . . . . 5 ⊢ (𝑘 ∈ 𝑍 ↦ -1) ∈ V |
| 9 | 8 | a1i 11 | . . . 4 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -1) ∈ V) |
| 10 | 1cnd 11127 | . . . . 5 ⊢ (𝜑 → 1 ∈ ℂ) | |
| 11 | 10 | negcld 11479 | . . . 4 ⊢ (𝜑 → -1 ∈ ℂ) |
| 12 | eqidd 2737 | . . . . . 6 ⊢ (𝑗 ∈ 𝑍 → (𝑘 ∈ 𝑍 ↦ -1) = (𝑘 ∈ 𝑍 ↦ -1)) | |
| 13 | eqidd 2737 | . . . . . 6 ⊢ ((𝑗 ∈ 𝑍 ∧ 𝑘 = 𝑗) → -1 = -1) | |
| 14 | id 22 | . . . . . 6 ⊢ (𝑗 ∈ 𝑍 → 𝑗 ∈ 𝑍) | |
| 15 | 1cnd 11127 | . . . . . . 7 ⊢ (𝑗 ∈ 𝑍 → 1 ∈ ℂ) | |
| 16 | 15 | negcld 11479 | . . . . . 6 ⊢ (𝑗 ∈ 𝑍 → -1 ∈ ℂ) |
| 17 | 12, 13, 14, 16 | fvmptd 6948 | . . . . 5 ⊢ (𝑗 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑗) = -1) |
| 18 | 17 | adantl 481 | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑗) = -1) |
| 19 | 5, 6, 9, 11, 18 | climconst 15466 | . . 3 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -1) ⇝ -1) |
| 20 | 7 | mptex 7169 | . . . 4 ⊢ (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ∈ V |
| 21 | 20 | a1i 11 | . . 3 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ∈ V) |
| 22 | climneg.5 | . . 3 ⊢ (𝜑 → 𝐹 ⇝ 𝐴) | |
| 23 | neg1cn 12130 | . . . . . 6 ⊢ -1 ∈ ℂ | |
| 24 | eqid 2736 | . . . . . . 7 ⊢ (𝑘 ∈ 𝑍 ↦ -1) = (𝑘 ∈ 𝑍 ↦ -1) | |
| 25 | 24 | fvmpt2 6952 | . . . . . 6 ⊢ ((𝑘 ∈ 𝑍 ∧ -1 ∈ ℂ) → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) = -1) |
| 26 | 23, 25 | mpan2 691 | . . . . 5 ⊢ (𝑘 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) = -1) |
| 27 | 26, 23 | eqeltrdi 2844 | . . . 4 ⊢ (𝑘 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) ∈ ℂ) |
| 28 | 27 | adantl 481 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) ∈ ℂ) |
| 29 | climneg.6 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) | |
| 30 | simpr 484 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝑘 ∈ 𝑍) | |
| 31 | 29 | negcld 11479 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → -(𝐹‘𝑘) ∈ ℂ) |
| 32 | eqid 2736 | . . . . . 6 ⊢ (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) = (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) | |
| 33 | 32 | fvmpt2 6952 | . . . . 5 ⊢ ((𝑘 ∈ 𝑍 ∧ -(𝐹‘𝑘) ∈ ℂ) → ((𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘))‘𝑘) = -(𝐹‘𝑘)) |
| 34 | 30, 31, 33 | syl2anc 584 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘))‘𝑘) = -(𝐹‘𝑘)) |
| 35 | 29 | mulm1d 11589 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (-1 · (𝐹‘𝑘)) = -(𝐹‘𝑘)) |
| 36 | 26 | eqcomd 2742 | . . . . . 6 ⊢ (𝑘 ∈ 𝑍 → -1 = ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘)) |
| 37 | 36 | adantl 481 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → -1 = ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘)) |
| 38 | 37 | oveq1d 7373 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (-1 · (𝐹‘𝑘)) = (((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) · (𝐹‘𝑘))) |
| 39 | 34, 35, 38 | 3eqtr2d 2777 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘))‘𝑘) = (((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) · (𝐹‘𝑘))) |
| 40 | 1, 2, 3, 4, 5, 6, 19, 21, 22, 28, 29, 39 | climmulf 45860 | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ⇝ (-1 · 𝐴)) |
| 41 | climcl 15422 | . . . 4 ⊢ (𝐹 ⇝ 𝐴 → 𝐴 ∈ ℂ) | |
| 42 | 22, 41 | syl 17 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 43 | 42 | mulm1d 11589 | . 2 ⊢ (𝜑 → (-1 · 𝐴) = -𝐴) |
| 44 | 40, 43 | breqtrd 5124 | 1 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ⇝ -𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 395 = wceq 1541 Ⅎwnf 1784 ∈ wcel 2113 Ⅎwnfc 2883 Vcvv 3440 class class class wbr 5098 ↦ cmpt 5179 ‘cfv 6492 (class class class)co 7358 ℂcc 11024 1c1 11027 · cmul 11031 -cneg 11365 ℤcz 12488 ℤ≥cuz 12751 ⇝ cli 15407 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-10 2146 ax-11 2162 ax-12 2184 ax-ext 2708 ax-rep 5224 ax-sep 5241 ax-nul 5251 ax-pow 5310 ax-pr 5377 ax-un 7680 ax-cnex 11082 ax-resscn 11083 ax-1cn 11084 ax-icn 11085 ax-addcl 11086 ax-addrcl 11087 ax-mulcl 11088 ax-mulrcl 11089 ax-mulcom 11090 ax-addass 11091 ax-mulass 11092 ax-distr 11093 ax-i2m1 11094 ax-1ne0 11095 ax-1rid 11096 ax-rnegex 11097 ax-rrecex 11098 ax-cnre 11099 ax-pre-lttri 11100 ax-pre-lttrn 11101 ax-pre-ltadd 11102 ax-pre-mulgt0 11103 ax-pre-sup 11104 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-nf 1785 df-sb 2068 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rmo 3350 df-reu 3351 df-rab 3400 df-v 3442 df-sbc 3741 df-csb 3850 df-dif 3904 df-un 3906 df-in 3908 df-ss 3918 df-pss 3921 df-nul 4286 df-if 4480 df-pw 4556 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-iun 4948 df-br 5099 df-opab 5161 df-mpt 5180 df-tr 5206 df-id 5519 df-eprel 5524 df-po 5532 df-so 5533 df-fr 5577 df-we 5579 df-xp 5630 df-rel 5631 df-cnv 5632 df-co 5633 df-dm 5634 df-rn 5635 df-res 5636 df-ima 5637 df-pred 6259 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6494 df-fn 6495 df-f 6496 df-f1 6497 df-fo 6498 df-f1o 6499 df-fv 6500 df-riota 7315 df-ov 7361 df-oprab 7362 df-mpo 7363 df-om 7809 df-2nd 7934 df-frecs 8223 df-wrecs 8254 df-recs 8303 df-rdg 8341 df-er 8635 df-en 8884 df-dom 8885 df-sdom 8886 df-sup 9345 df-pnf 11168 df-mnf 11169 df-xr 11170 df-ltxr 11171 df-le 11172 df-sub 11366 df-neg 11367 df-div 11795 df-nn 12146 df-2 12208 df-3 12209 df-n0 12402 df-z 12489 df-uz 12752 df-rp 12906 df-seq 13925 df-exp 13985 df-cj 15022 df-re 15023 df-im 15024 df-sqrt 15158 df-abs 15159 df-clim 15411 |
| This theorem is referenced by: climliminflimsupd 46055 |
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