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Theorem grlicrel 48036
Description: The "is locally isomorphic to" relation for graphs is a relation. (Contributed by AV, 9-Jun-2025.)
Assertion
Ref Expression
grlicrel Rel ≃𝑙𝑔𝑟

Proof of Theorem grlicrel
StepHypRef Expression
1 df-grlic 48011 . . 3 𝑙𝑔𝑟 = ( GraphLocIso “ (V ∖ 1o))
2 cnvimass 6031 . . . 4 ( GraphLocIso “ (V ∖ 1o)) ⊆ dom GraphLocIso
3 grlimfn 48009 . . . . 5 GraphLocIso Fn (V × V)
43fndmi 6585 . . . 4 dom GraphLocIso = (V × V)
52, 4sseqtri 3983 . . 3 ( GraphLocIso “ (V ∖ 1o)) ⊆ (V × V)
61, 5eqsstri 3981 . 2 𝑙𝑔𝑟 ⊆ (V × V)
7 relxp 5634 . 2 Rel (V × V)
8 relss 5722 . 2 ( ≃𝑙𝑔𝑟 ⊆ (V × V) → (Rel (V × V) → Rel ≃𝑙𝑔𝑟 ))
96, 7, 8mp2 9 1 Rel ≃𝑙𝑔𝑟
Colors of variables: wff setvar class
Syntax hints:  Vcvv 3436  cdif 3899  wss 3902   × cxp 5614  ccnv 5615  dom cdm 5616  cima 5619  Rel wrel 5621  1oc1o 8378   GraphLocIso cgrlim 48006  𝑙𝑔𝑟 cgrlic 48007
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 2113  ax-9 2121  ax-10 2144  ax-11 2160  ax-12 2180  ax-ext 2703  ax-sep 5234  ax-nul 5244  ax-pow 5303  ax-pr 5370  ax-un 7668
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1544  df-fal 1554  df-ex 1781  df-nf 1785  df-sb 2068  df-mo 2535  df-eu 2564  df-clab 2710  df-cleq 2723  df-clel 2806  df-nfc 2881  df-ne 2929  df-ral 3048  df-rex 3057  df-rab 3396  df-v 3438  df-sbc 3742  df-csb 3851  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-nul 4284  df-if 4476  df-pw 4552  df-sn 4577  df-pr 4579  df-op 4583  df-uni 4860  df-iun 4943  df-br 5092  df-opab 5154  df-mpt 5173  df-id 5511  df-xp 5622  df-rel 5623  df-cnv 5624  df-co 5625  df-dm 5626  df-rn 5627  df-res 5628  df-ima 5629  df-iota 6437  df-fun 6483  df-fn 6484  df-f 6485  df-f1 6486  df-f1o 6488  df-fv 6489  df-oprab 7350  df-mpo 7351  df-1st 7921  df-2nd 7922  df-grlim 48008  df-grlic 48011
This theorem is referenced by: (None)
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