Metamath Proof Explorer


Definition df-grlic

Description: Two graphs are said to be locally isomorphic iff they are connected by at least one local isomorphism. (Contributed by AV, 27-Apr-2025)

Ref Expression
Assertion df-grlic
|- ~=lgr = ( `' GraphLocIso " ( _V \ 1o ) )

Detailed syntax breakdown

Step Hyp Ref Expression
0 cgrlic
 |-  ~=lgr
1 cgrlim
 |-  GraphLocIso
2 1 ccnv
 |-  `' GraphLocIso
3 cvv
 |-  _V
4 c1o
 |-  1o
5 3 4 cdif
 |-  ( _V \ 1o )
6 2 5 cima
 |-  ( `' GraphLocIso " ( _V \ 1o ) )
7 0 6 wceq
 |-  ~=lgr = ( `' GraphLocIso " ( _V \ 1o ) )