Theorem ulmrel 26735

Description: The uniform limit relation is a relation. (Contributed by Mario Carneiro, 26-Feb-2015.)

Assertion

Ref	Expression
ulmrel	⊢ Rel (⇝𝑢‘𝑆)

Proof of Theorem ulmrel

Dummy variables 𝑓 𝑗 𝑘 𝑛 𝑠 𝑥 𝑦 𝑧 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-ulm 26734	. 2 ⊢ ⇝𝑢 = (𝑠 ∈ V ↦ {⟨𝑓, 𝑦⟩ ∣ ∃𝑛 ∈ ℤ (𝑓:(ℤ≥‘𝑛)⟶(ℂ ↑m 𝑠) ∧ 𝑦:𝑠⟶ℂ ∧ ∀𝑥 ∈ ℝ+ ∃𝑗 ∈ (ℤ≥‘𝑛)∀𝑘 ∈ (ℤ≥‘𝑗)∀𝑧 ∈ 𝑠 (abs‘(((𝑓‘𝑘)‘𝑧) − (𝑦‘𝑧))) < 𝑥)})
2	1	relmptopab 7695	1 ⊢ Rel (⇝𝑢‘𝑆)

This proof depends on syntax axioms:   ∧ w3a 1103  ∀wral 3080  ∃wrex 3090  Vcvv 3454   class class class wbr 5106  Rel wrel 5660  ⟶wf 6554  ‘cfv 6558  (class class class)co 7443   ↑_m cmap 8875  ℂcc 11225   < clt 11370   − cmin 11568  ℤcz 12720  ℤ_≥cuz 12992  ℝ⁺crp 13147  abscabs 15430  ⇝_𝑢culm 26733

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 1945  ax-6 2002  ax-7 2043  ax-8 2149  ax-9 2157  ax-10 2180  ax-11 2197  ax-12 2216  ax-ext 2735  ax-sep 5252  ax-nul 5263  ax-pr 5395

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 2102  df-mo 2567  df-eu 2597  df-clab 2742  df-cleq 2755  df-clel 2839  df-nfc 2913  df-ne 2960  df-ral 3081  df-rex 3091  df-rab 3417  df-v 3456  df-sbc 3743  df-csb 3852  df-ss 3901  df-dif 4050  df-in 4094  df-un 4154  df-nul 4282  df-if 4486  df-sn 4589  df-pr 4591  df-op 4839  df-uni 4871  df-br 5107  df-opab 5171  df-mpt 5190  df-id 5550  df-xp 5661  df-rel 5662  df-cnv 5663  df-co 5664  df-dm 5665  df-rn 5666  df-res 5667  df-ima 5668  df-iota 6512  df-fun 6560  df-fv 6566  df-ulm 26734

This theorem is used by:  ulmval  26737  ulmdm  26750  ulmcau  26752  ulmdvlem3  26759