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Theorem rlimmptrcl 15755
Description: Reverse closure for a real limit. (Contributed by Mario Carneiro, 10-May-2016.)
Hypotheses
Ref Expression
rlimabs.1 ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ 𝑉)
rlimabs.2 (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐵) ⇝𝑟 𝐶)
Assertion
Ref Expression
rlimmptrcl ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℂ)
Distinct variable groups:   𝐴,𝑘   𝜑,𝑘
Allowed substitution hints:   𝐵(𝑘)   𝐶(𝑘)   𝑉(𝑘)

Proof of Theorem rlimmptrcl
StepHypRef Expression
1 rlimabs.2 . . . 4 (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐵) ⇝𝑟 𝐶)
2 rlimf 15648 . . . 4 ((𝑘 ∈ 𝐴 ↦ 𝐵) ⇝𝑟 𝐶 → (𝑘 ∈ 𝐴 ↦ 𝐵):dom (𝑘 ∈ 𝐴 ↦ 𝐵)⟶ℂ)
31, 2syl 18 . . 3 (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐵):dom (𝑘 ∈ 𝐴 ↦ 𝐵)⟶ℂ)
4 eqid 2761 . . . . 5 (𝑘 ∈ 𝐴 ↦ 𝐵) = (𝑘 ∈ 𝐴 ↦ 𝐵)
5 rlimabs.1 . . . . 5 ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ 𝑉)
64, 5dmmptd 6676 . . . 4 (𝜑 → dom (𝑘 ∈ 𝐴 ↦ 𝐵) = 𝐴)
76feq2d 6685 . . 3 (𝜑 → ((𝑘 ∈ 𝐴 ↦ 𝐵):dom (𝑘 ∈ 𝐴 ↦ 𝐵)⟶ℂ ↔ (𝑘 ∈ 𝐴 ↦ 𝐵):𝐴⟶ℂ))
83, 7mpbid 235 . 2 (𝜑 → (𝑘 ∈ 𝐴 ↦ 𝐵):𝐴⟶ℂ)
98fvmptelcdm 7105 1 ((𝜑 ∧ 𝑘 ∈ 𝐴) → 𝐵 ∈ ℂ)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   → wi 4   ∧ wa 401   ∈ wcel 2145   class class class wbr 5103   ↦ cmpt 5186  dom cdm 5651  ⟶wf 6527  ℂcc 11179   ⇝𝑟 crli 15632
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2147  ax-9 2155  ax-10 2178  ax-11 2194  ax-12 2213  ax-ext 2733  ax-sep 5249  ax-pow 5327  ax-pr 5391  ax-un 7740  ax-cnex 11237  ax-resscn 11238
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2565  df-eu 2595  df-clab 2740  df-cleq 2753  df-clel 2836  df-nfc 2910  df-ne 2957  df-ral 3078  df-rex 3088  df-rab 3414  df-v 3453  df-sbc 3740  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-pw 4559  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-br 5104  df-opab 5168  df-mpt 5187  df-id 5546  df-xp 5657  df-rel 5658  df-cnv 5659  df-co 5660  df-dm 5661  df-rn 5662  df-res 5663  df-ima 5664  df-iota 6487  df-fun 6533  df-fn 6534  df-f 6535  df-fv 6539  df-ov 7415  df-oprab 7416  df-mpo 7417  df-pm 8834  df-rlim 15636
This theorem is used by:  rlimabs  15756  rlimcj  15757  rlimre  15758  rlimim  15759  rlimadd  15790  rlimsub  15791  rlimmul  15792  rlimdiv  15793  rlimneg  15794  fsumrlim  15958  dvfsumrlim  26331  rlimcxp  27283  cxploglim2  27288
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