Theorem reldmlmd 50574

Description: The domain of Limit is a relation. (Contributed by Zhi Wang, 12-Nov-2025.)

Assertion

Ref	Expression
reldmlmd	⊢ Rel dom Limit

Proof of Theorem reldmlmd

Dummy variables 𝑐 𝑑 𝑓 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		df-lmd 50572	. 2 ⊢ Limit = (𝑐 ∈ V, 𝑑 ∈ V ↦ (𝑓 ∈ (𝑑 Func 𝑐) ↦ (( oppFunc ‘(𝑐Δfunc𝑑))((oppCat‘𝑐) UP (oppCat‘(𝑑 FuncCat 𝑐)))𝑓)))
2	1	reldmmpo 7548	1 ⊢ Rel dom Limit

This proof depends on syntax axioms:  Vcvv 3450   ↦ cmpt 5186  dom cdm 5655  Rel wrel 5660  ‘cfv 6533  (class class class)co 7414  oppCatcoppc 17800   Func cfunc 17944   FuncCat cfuc 18035  Δ_funccdiag 18301   oppFunc coppf 50049   UP cup 50100   Limit clmd 50570

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-lmd 50572

This theorem is used by:  lmdfval  50576