| 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 5199 | . . 3 ⊢ Ⅎ𝑘(𝑘 ∈ 𝑍 ↦ -1) | |
| 3 | climneg.2 | . . 3 ⊢ Ⅎ𝑘𝐹 | |
| 4 | nfmpt1 5199 | . . 3 ⊢ Ⅎ𝑘(𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) | |
| 5 | climneg.3 | . . 3 ⊢ 𝑍 = (ℤ≥‘𝑀) | |
| 6 | climneg.4 | . . 3 ⊢ (𝜑 → 𝑀 ∈ ℤ) | |
| 7 | 5 | fvexi 6881 | . . . . . 6 ⊢ 𝑍 ∈ V |
| 8 | 7 | mptex 7207 | . . . . 5 ⊢ (𝑘 ∈ 𝑍 ↦ -1) ∈ V |
| 9 | 8 | a1i 11 | . . . 4 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -1) ∈ V) |
| 10 | 1cnd 11175 | . . . . 5 ⊢ (𝜑 → 1 ∈ ℂ) | |
| 11 | 10 | negcld 11529 | . . . 4 ⊢ (𝜑 → -1 ∈ ℂ) |
| 12 | eqidd 2763 | . . . . . 6 ⊢ (𝑗 ∈ 𝑍 → (𝑘 ∈ 𝑍 ↦ -1) = (𝑘 ∈ 𝑍 ↦ -1)) | |
| 13 | eqidd 2763 | . . . . . 6 ⊢ ((𝑗 ∈ 𝑍 ∧ 𝑘 = 𝑗) → -1 = -1) | |
| 14 | id 22 | . . . . . 6 ⊢ (𝑗 ∈ 𝑍 → 𝑗 ∈ 𝑍) | |
| 15 | 1cnd 11175 | . . . . . . 7 ⊢ (𝑗 ∈ 𝑍 → 1 ∈ ℂ) | |
| 16 | 15 | negcld 11529 | . . . . . 6 ⊢ (𝑗 ∈ 𝑍 → -1 ∈ ℂ) |
| 17 | 12, 13, 14, 16 | fvmptd 6983 | . . . . 5 ⊢ (𝑗 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑗) = -1) |
| 18 | 17 | adantl 485 | . . . 4 ⊢ ((𝜑 ∧ 𝑗 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑗) = -1) |
| 19 | 5, 6, 9, 11, 18 | climconst 15570 | . . 3 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -1) ⇝ -1) |
| 20 | 7 | mptex 7207 | . . . 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 12180 | . . . . . 6 ⊢ -1 ∈ ℂ | |
| 24 | eqid 2762 | . . . . . . 7 ⊢ (𝑘 ∈ 𝑍 ↦ -1) = (𝑘 ∈ 𝑍 ↦ -1) | |
| 25 | 24 | fvmpt2 6987 | . . . . . 6 ⊢ ((𝑘 ∈ 𝑍 ∧ -1 ∈ ℂ) → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) = -1) |
| 26 | 23, 25 | mpan2 701 | . . . . 5 ⊢ (𝑘 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) = -1) |
| 27 | 26, 23 | eqeltrdi 2870 | . . . 4 ⊢ (𝑘 ∈ 𝑍 → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) ∈ ℂ) |
| 28 | 27 | adantl 485 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) ∈ ℂ) |
| 29 | climneg.6 | . . 3 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (𝐹‘𝑘) ∈ ℂ) | |
| 30 | simpr 488 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → 𝑘 ∈ 𝑍) | |
| 31 | 29 | negcld 11529 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → -(𝐹‘𝑘) ∈ ℂ) |
| 32 | eqid 2762 | . . . . . 6 ⊢ (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) = (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) | |
| 33 | 32 | fvmpt2 6987 | . . . . 5 ⊢ ((𝑘 ∈ 𝑍 ∧ -(𝐹‘𝑘) ∈ ℂ) → ((𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘))‘𝑘) = -(𝐹‘𝑘)) |
| 34 | 30, 31, 33 | syl2anc 593 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → ((𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘))‘𝑘) = -(𝐹‘𝑘)) |
| 35 | 29 | mulm1d 11639 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (-1 · (𝐹‘𝑘)) = -(𝐹‘𝑘)) |
| 36 | 26 | eqcomd 2768 | . . . . . 6 ⊢ (𝑘 ∈ 𝑍 → -1 = ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘)) |
| 37 | 36 | adantl 485 | . . . . 5 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → -1 = ((𝑘 ∈ 𝑍 ↦ -1)‘𝑘)) |
| 38 | 37 | oveq1d 7411 | . . . 4 ⊢ ((𝜑 ∧ 𝑘 ∈ 𝑍) → (-1 · (𝐹‘𝑘)) = (((𝑘 ∈ 𝑍 ↦ -1)‘𝑘) · (𝐹‘𝑘))) |
| 39 | 34, 35, 38 | 3eqtr2d 2803 | . . 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 46180 | . 2 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ⇝ (-1 · 𝐴)) |
| 41 | climcl 15526 | . . . 4 ⊢ (𝐹 ⇝ 𝐴 → 𝐴 ∈ ℂ) | |
| 42 | 22, 41 | syl 17 | . . 3 ⊢ (𝜑 → 𝐴 ∈ ℂ) |
| 43 | 42 | mulm1d 11639 | . 2 ⊢ (𝜑 → (-1 · 𝐴) = -𝐴) |
| 44 | 40, 43 | breqtrd 5126 | 1 ⊢ (𝜑 → (𝑘 ∈ 𝑍 ↦ -(𝐹‘𝑘)) ⇝ -𝐴) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∧ wa 399 = wceq 1560 Ⅎwnf 1803 ∈ wcel 2142 Ⅎwnfc 2909 Vcvv 3454 class class class wbr 5100 ↦ cmpt 5181 ‘cfv 6521 (class class class)co 7396 ℂcc 11071 1c1 11074 · cmul 11078 -cneg 11415 ℤcz 12568 ℤ≥cuz 12839 ⇝ cli 15511 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-10 2175 ax-11 2191 ax-12 2212 ax-ext 2734 ax-rep 5227 ax-sep 5246 ax-nul 5256 ax-pow 5322 ax-pr 5390 ax-un 7718 ax-cnex 11129 ax-resscn 11130 ax-1cn 11131 ax-icn 11132 ax-addcl 11133 ax-addrcl 11134 ax-mulcl 11135 ax-mulrcl 11136 ax-mulcom 11137 ax-addass 11138 ax-mulass 11139 ax-distr 11140 ax-i2m1 11141 ax-1ne0 11142 ax-1rid 11143 ax-rnegex 11144 ax-rrecex 11145 ax-cnre 11146 ax-pre-lttri 11147 ax-pre-lttrn 11148 ax-pre-ltadd 11149 ax-pre-mulgt0 11150 ax-pre-sup 11151 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-or 859 df-3or 1099 df-3an 1100 df-tru 1563 df-fal 1573 df-ex 1800 df-nf 1804 df-sb 2091 df-mo 2566 df-eu 2596 df-clab 2741 df-cleq 2754 df-clel 2837 df-nfc 2911 df-ne 2958 df-nel 3062 df-ral 3077 df-rex 3087 df-rmo 3367 df-reu 3368 df-rab 3415 df-v 3456 df-sbc 3745 df-csb 3853 df-dif 3907 df-un 3909 df-in 3911 df-ss 3921 df-pss 3924 df-nul 4286 df-if 4481 df-pw 4557 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4951 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5542 df-eprel 5547 df-po 5555 df-so 5556 df-fr 5600 df-we 5602 df-xp 5653 df-rel 5654 df-cnv 5655 df-co 5656 df-dm 5657 df-rn 5658 df-res 5659 df-ima 5660 df-pred 6288 df-ord 6349 df-on 6350 df-lim 6351 df-suc 6352 df-iota 6477 df-fun 6523 df-fn 6524 df-f 6525 df-f1 6526 df-fo 6527 df-f1o 6528 df-fv 6529 df-riota 7353 df-ov 7399 df-oprab 7400 df-mpo 7401 df-om 7847 df-2nd 7971 df-frecs 8262 df-wrecs 8293 df-recs 8342 df-rdg 8381 df-er 8678 df-en 8928 df-dom 8929 df-sdom 8930 df-sup 9388 df-pnf 11218 df-mnf 11219 df-xr 11220 df-ltxr 11221 df-le 11222 df-sub 11416 df-neg 11417 df-div 11845 df-nn 12211 df-2 12280 df-3 12281 df-n0 12482 df-z 12569 df-uz 12840 df-rp 12994 df-seq 14015 df-exp 14075 df-cj 15126 df-re 15127 df-im 15128 df-sqrt 15262 df-abs 15263 df-clim 15515 |
| This theorem is referenced by: climliminflimsupd 46375 |
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