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Theorem caufpm 24798
Description: Inclusion of a Cauchy sequence, under our definition. (Contributed by NM, 7-Dec-2006.) (Revised by Mario Carneiro, 24-Dec-2013.)
Assertion
Ref Expression
caufpm ((𝐷 ∈ (∞Metβ€˜π‘‹) ∧ 𝐹 ∈ (Cauβ€˜π·)) β†’ 𝐹 ∈ (𝑋 ↑pm β„‚))

Proof of Theorem caufpm
Dummy variables π‘₯ 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 iscau 24792 . 2 (𝐷 ∈ (∞Metβ€˜π‘‹) β†’ (𝐹 ∈ (Cauβ€˜π·) ↔ (𝐹 ∈ (𝑋 ↑pm β„‚) ∧ βˆ€π‘₯ ∈ ℝ+ βˆƒπ‘¦ ∈ β„€ (𝐹 β†Ύ (β„€β‰₯β€˜π‘¦)):(β„€β‰₯β€˜π‘¦)⟢((πΉβ€˜π‘¦)(ballβ€˜π·)π‘₯))))
21simprbda 499 1 ((𝐷 ∈ (∞Metβ€˜π‘‹) ∧ 𝐹 ∈ (Cauβ€˜π·)) β†’ 𝐹 ∈ (𝑋 ↑pm β„‚))
Colors of variables: wff setvar class
Syntax hints:   β†’ wi 4   ∧ wa 396   ∈ wcel 2106  βˆ€wral 3061  βˆƒwrex 3070   β†Ύ cres 5678  βŸΆwf 6539  β€˜cfv 6543  (class class class)co 7408   ↑pm cpm 8820  β„‚cc 11107  β„€cz 12557  β„€β‰₯cuz 12821  β„+crp 12973  βˆžMetcxmet 20928  ballcbl 20930  Cauccau 24769
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-11 2154  ax-12 2171  ax-ext 2703  ax-sep 5299  ax-nul 5306  ax-pow 5363  ax-pr 5427  ax-un 7724  ax-cnex 11165  ax-resscn 11166
This theorem depends on definitions:  df-bi 206  df-an 397  df-or 846  df-3an 1089  df-tru 1544  df-fal 1554  df-ex 1782  df-nf 1786  df-sb 2068  df-mo 2534  df-eu 2563  df-clab 2710  df-cleq 2724  df-clel 2810  df-nfc 2885  df-ne 2941  df-ral 3062  df-rex 3071  df-rab 3433  df-v 3476  df-sbc 3778  df-csb 3894  df-dif 3951  df-un 3953  df-in 3955  df-ss 3965  df-nul 4323  df-if 4529  df-pw 4604  df-sn 4629  df-pr 4631  df-op 4635  df-uni 4909  df-br 5149  df-opab 5211  df-mpt 5232  df-id 5574  df-xp 5682  df-rel 5683  df-cnv 5684  df-co 5685  df-dm 5686  df-rn 5687  df-res 5688  df-iota 6495  df-fun 6545  df-fn 6546  df-f 6547  df-fv 6551  df-ov 7411  df-oprab 7412  df-mpo 7413  df-map 8821  df-xr 11251  df-xmet 20936  df-cau 24772
This theorem is referenced by:  cmetcaulem  24804  causs  24814
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