Theorem reldmtng 24865

Description: The function toNrmGrp is a two-argument function. (Contributed by Mario Carneiro, 8-Oct-2015.)

Assertion

Ref	Expression
reldmtng	⊢ Rel dom toNrmGrp

Proof of Theorem reldmtng

Dummy variables 𝑓 𝑔 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-tng 24811	. 2 ⊢ toNrmGrp = (𝑔 ∈ V, 𝑓 ∈ V ↦ ((𝑔 sSet ⟨(dist‘ndx), (𝑓 ∘ (-g‘𝑔))⟩) sSet ⟨(TopSet‘ndx), (MetOpen‘(𝑓 ∘ (-g‘𝑔)))⟩))
2	1	reldmmpo 7548	1 ⊢ Rel dom toNrmGrp

This proof depends on syntax axioms:  Vcvv 3450  ⟨cop 4590  dom cdm 5655   ∘ ccom 5659  Rel wrel 5660  ‘cfv 6533  (class class class)co 7414   sSet csts 17256  ndxcnx 17286  TopSetcts 17349  distcds 17352  -_gcsg 19060  MetOpencmopn 21576   toNrmGrp ctng 24805

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 2732  ax-sep 5251  ax-pr 5398

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 2564  df-eu 2594  df-clab 2739  df-cleq 2752  df-clel 2835  df-nfc 2909  df-rab 3413  df-v 3452  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-br 5104  df-opab 5168  df-xp 5661  df-rel 5662  df-dm 5665  df-oprab 7418  df-mpo 7419  df-tng 24811

This theorem is used by:  tnglem  24867  tngds  24875  tcphval  25447