Theorem iedgedg 28977

Description: An indexed edge is an edge. (Contributed by AV, 19-Dec-2021.)

Hypothesis

Ref	Expression
iedgedg.e	⊢ 𝐸 = (iEdg‘𝐺)

Assertion

Ref	Expression
iedgedg	⊢ ((Fun 𝐸 ∧ 𝐼 ∈ dom 𝐸) → (𝐸‘𝐼) ∈ (Edg‘𝐺))

Proof of Theorem iedgedg

Step	Hyp	Ref	Expression
1		fvelrn 7048	. 2 ⊢ ((Fun 𝐸 ∧ 𝐼 ∈ dom 𝐸) → (𝐸‘𝐼) ∈ ran 𝐸)
2		edgval 28976	. . 3 ⊢ (Edg‘𝐺) = ran (iEdg‘𝐺)
3		iedgedg.e	. . . 4 ⊢ 𝐸 = (iEdg‘𝐺)
4	3	rneqi 5901	. . 3 ⊢ ran 𝐸 = ran (iEdg‘𝐺)
5	2, 4	eqtr4i 2755	. 2 ⊢ (Edg‘𝐺) = ran 𝐸
6	1, 5	eleqtrrdi 2839	1 ⊢ ((Fun 𝐸 ∧ 𝐼 ∈ dom 𝐸) → (𝐸‘𝐼) ∈ (Edg‘𝐺))

Syntax hints:   → wi 4   ∧ wa 395   = wceq 1540   ∈ wcel 2109  dom cdm 5638  ran crn 5639  Fun wfun 6505  ‘cfv 6511  iEdgciedg 28924  Edgcedg 28974

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-11 2158  ax-12 2178  ax-ext 2701  ax-sep 5251  ax-nul 5261  ax-pr 5387  ax-un 7711

This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-nfc 2878  df-ne 2926  df-ral 3045  df-rex 3054  df-rab 3406  df-v 3449  df-dif 3917  df-un 3919  df-in 3921  df-ss 3931  df-nul 4297  df-if 4489  df-sn 4590  df-pr 4592  df-op 4596  df-uni 4872  df-br 5108  df-opab 5170  df-mpt 5189  df-id 5533  df-xp 5644  df-rel 5645  df-cnv 5646  df-co 5647  df-dm 5648  df-rn 5649  df-iota 6464  df-fun 6513  df-fn 6514  df-fv 6519  df-edg 28975

This theorem is referenced by:  edglnl  29070  numedglnl  29071  umgr2cycllem  35127  uhgrimedgi  47890  isuspgrim0lem  47893  isuspgrim0  47894  upgrimwlklem2  47898  upgrimwlklem3  47899  upgrimtrlslem1  47904  clnbgrgrimlem  47933  clnbgrgrim  47934  grimedg  47935  uspgrlimlem4  47990