Theorem rlimrel 15416

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 15412	. 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 5769	1 ⊢ Rel ⇝𝑟

Syntax hints:   → wi 4   ∧ wa 395   ∈ wcel 2113  ∀wral 3051  ∃wrex 3060   class class class wbr 5098  dom cdm 5624  Rel wrel 5629  ‘cfv 6492  (class class class)co 7358   ↑_pm cpm 8764  ℂcc 11024  ℝcr 11025   < clt 11166   ≤ cle 11167   − cmin 11364  ℝ⁺crp 12905  abscabs 15157   ⇝_𝑟 crli 15408

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1796  ax-4 1810  ax-5 1911  ax-6 1968  ax-7 2009  ax-8 2115  ax-9 2123  ax-ext 2708

This theorem depends on definitions:  df-bi 207  df-an 396  df-tru 1544  df-ex 1781  df-sb 2068  df-clab 2715  df-cleq 2728  df-clel 2811  df-v 3442  df-ss 3918  df-opab 5161  df-xp 5630  df-rel 5631  df-rlim 15412

This theorem is referenced by:  rlim  15418  rlimpm  15423  rlimdm  15474  caucvgrlem2  15598  caucvgr  15599  rlimdmafv  47419  rlimdmafv2  47500