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Related theorems GIF version |
| Description: Closure of the limit of a sequence of complex numbers. |
| Ref | Expression |
|---|---|
| clim.1 | ⊢ F ∈ V |
| clim.2 | ⊢ A ∈ V |
| Ref | Expression |
|---|---|
| climcn | ⊢ (F ⇝ A → A ∈ ℂ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | clim.1 | . . . 4 ⊢ F ∈ V | |
| 2 | clim.2 | . . . 4 ⊢ A ∈ V | |
| 3 | 1, 2 | clim 4877 | . . 3 ⊢ (F ⇝ A ↔ ((F:ℕ–→ℂ ∧ A ∈ ℂ) ∧ ∀x ∈ ℝ (0 < x → ∃y ∈ ℕ ∀z ∈ ℕ (y ≤ z → (abs ‘((F ‘z) − A)) < x)))) |
| 4 | 3 | pm3.26bd 259 | . 2 ⊢ (F ⇝ A → (F:ℕ–→ℂ ∧ A ∈ ℂ)) |
| 5 | 4 | pm3.27d 262 | 1 ⊢ (F ⇝ A → A ∈ ℂ) |
| Colors of variables: wff set class |
| Syntax hints: → wi 2 ∧ wa 196 ∈ wcel 1092 ∀wral 1201 ∃wrex 1202 Vcvv 1348 class class class wbr 2054 –→wf 2418 ‘cfv 2422 (class class class)co 3001 ℂcc 4026 ℝcr 4027 0cc0 4028 < clt 4033 − cmin 4089 ≤ cle 4092 ℕcn 4093 abscabs 4789 ⇝ cli 4875 |
| This theorem is referenced by: climunii 4883 |
| This theorem was proved from axioms: ax-1 3 ax-2 4 ax-3 5 ax-mp 6 ax-4 673 ax-5 674 ax-6 675 ax-7 676 ax-gen 677 ax-8 798 ax-9 799 ax-10 800 ax-11 801 ax-12 802 ax-13 804 ax-14 805 ax-16 922 ax-17 925 ax-ext 1074 ax-rep 1075 ax-pow 1077 |
| This theorem depends on definitions: df-bi 128 df-or 197 df-an 198 df-ex 679 df-sb 853 df-eu 1009 df-mo 1010 df-clab 1093 df-cleq 1097 df-clel 1099 df-ral 1205 df-rex 1206 df-v 1349 df-dif 1489 df-un 1490 df-in 1491 df-ss 1492 df-nul 1708 df-pw 1799 df-sn 1811 df-pr 1812 df-op 1815 df-uni 1920 df-br 2063 df-opab 2098 df-id 2125 df-xp 2424 df-rel 2425 df-cnv 2426 df-co 2427 df-dm 2428 df-rn 2429 df-res 2430 df-ima 2431 df-fun 2432 df-fn 2433 df-f 2434 df-fv 2438 df-opr 3003 df-clim 4876 |