Theorem rlimrel 15546

Description: The limit relation is a relation. (Contributed by Mario Carneiro, 24-Sep-2014.)

Assertion

Ref	Expression
rlimrel	⊢ Rel ⇝𝑟

Proof of Theorem rlimrel

Dummy variables 𝑤 𝑥 𝑦 𝑧 𝑓 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-rlim 15542	. 2 ⊢ ⇝𝑟 = {⟨𝑓, 𝑥⟩ ∣ ((𝑓 ∈ (ℂ ↑pm ℝ) ∧ 𝑥 ∈ ℂ) ∧ ∀𝑦 ∈ ℝ+ ∃𝑧 ∈ ℝ ∀𝑤 ∈ dom 𝑓(𝑧 ≤ 𝑤 → (abs‘((𝑓‘𝑤) − 𝑥)) < 𝑦))}
2	1	relopabiv 5809	1 ⊢ Rel ⇝𝑟

Syntax hints:   → wi 4   ∧ wa 400   ∈ wcel 2143  ∀wral 3079  ∃wrex 3089   class class class wbr 5110  dom cdm 5663  Rel wrel 5668  ‘cfv 6538  (class class class)co 7412   ↑_pm cpm 8826  ℂcc 11099  ℝcr 11100   < clt 11244   ≤ cle 11245   − cmin 11442  ℝ⁺crp 13017  abscabs 15287   ⇝_𝑟 crli 15538

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1825  ax-4 1839  ax-5 1940  ax-6 1997  ax-7 2038  ax-8 2145  ax-9 2153  ax-ext 2735

This theorem depends on definitions:  df-bi 210  df-an 401  df-tru 1573  df-ex 1810  df-sb 2097  df-clab 2742  df-cleq 2755  df-clel 2838  df-v 3457  df-ss 3923  df-opab 5175  df-xp 5669  df-rel 5670  df-rlim 15542

This theorem is referenced by:  rlim  15548  rlimpm  15553  rlimdm  15604  caucvgrlem2  15728  caucvgr  15729  rlimdmafv  47897  rlimdmafv2  47978