Theorem rlimrel 15584

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 15580	. 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 5805	1 ⊢ Rel ⇝𝑟

This proof depends on syntax axioms:   → wi 4   ∧ wa 401   ∈ wcel 2145  ∀wral 3078  ∃wrex 3088   class class class wbr 5107  dom cdm 5659  Rel wrel 5664  ‘cfv 6537  (class class class)co 7417   ↑_pm cpm 8831  ℂcc 11126  ℝcr 11127   < clt 11271   ≤ cle 11272   − cmin 11469  ℝ⁺crp 13046  abscabs 15325   ⇝_𝑟 crli 15576

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-ext 2734

This proof depends on definitions:  df-bi 210  df-an 402  df-tru 1573  df-ex 1813  df-sb 2100  df-clab 2741  df-cleq 2754  df-clel 2837  df-v 3455  df-ss 3919  df-opab 5172  df-xp 5665  df-rel 5666  df-rlim 15580

This theorem is used by:  rlim  15586  rlimpm  15591  rlimdm  15642  caucvgrlem2  15766  caucvgr  15767  rlimdmafv  48073  rlimdmafv2  48154