Theorem grlicrel 48130

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

Step	Hyp	Ref	Expression
1		df-grlic 48105	. . 3 ⊢ ≃𝑙𝑔𝑟 = (◡ GraphLocIso “ (V ∖ 1o))
2		cnvimass 6035	. . . 4 ⊢ (◡ GraphLocIso “ (V ∖ 1o)) ⊆ dom GraphLocIso
3		grlimfn 48103	. . . . 5 ⊢ GraphLocIso Fn (V × V)
4	3	fndmi 6590	. . . 4 ⊢ dom GraphLocIso = (V × V)
5	2, 4	sseqtri 3979	. . 3 ⊢ (◡ GraphLocIso “ (V ∖ 1o)) ⊆ (V × V)
6	1, 5	eqsstri 3977	. 2 ⊢ ≃𝑙𝑔𝑟 ⊆ (V × V)
7		relxp 5637	. 2 ⊢ Rel (V × V)
8		relss 5726	. 2 ⊢ ( ≃𝑙𝑔𝑟 ⊆ (V × V) → (Rel (V × V) → Rel ≃𝑙𝑔𝑟 ))
9	6, 7, 8	mp2 9	1 ⊢ Rel ≃𝑙𝑔𝑟

Syntax hints:  Vcvv 3437   ∖ cdif 3895   ⊆ wss 3898   × cxp 5617  ^◡ccnv 5618  dom cdm 5619   “ cima 5622  Rel wrel 5624  1_oc1o 8384   GraphLocIso cgrlim 48100   ≃_𝑙𝑔𝑟 cgrlic 48101

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 2115  ax-9 2123  ax-10 2146  ax-11 2162  ax-12 2182  ax-ext 2705  ax-sep 5236  ax-nul 5246  ax-pow 5305  ax-pr 5372  ax-un 7674

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 2537  df-eu 2566  df-clab 2712  df-cleq 2725  df-clel 2808  df-nfc 2882  df-ne 2930  df-ral 3049  df-rex 3058  df-rab 3397  df-v 3439  df-sbc 3738  df-csb 3847  df-dif 3901  df-un 3903  df-in 3905  df-ss 3915  df-nul 4283  df-if 4475  df-pw 4551  df-sn 4576  df-pr 4578  df-op 4582  df-uni 4859  df-iun 4943  df-br 5094  df-opab 5156  df-mpt 5175  df-id 5514  df-xp 5625  df-rel 5626  df-cnv 5627  df-co 5628  df-dm 5629  df-rn 5630  df-res 5631  df-ima 5632  df-iota 6442  df-fun 6488  df-fn 6489  df-f 6490  df-f1 6491  df-f1o 6493  df-fv 6494  df-oprab 7356  df-mpo 7357  df-1st 7927  df-2nd 7928  df-grlim 48102  df-grlic 48105

This theorem is referenced by: (None)