Use this if you are using igraph from R
Remove duplicate vertices from a vertex sequence
## S3 method for class 'igraph.vs' unique(x, incomparables = FALSE, ...)
x |
A vertex sequence. |
incomparables |
a vector of values that cannot be compared.
Passed to base function |
... |
Passed to base function |
A vertex sequence with the duplicate vertices removed.
Other vertex and edge sequence operations: c.igraph.es
,
c.igraph.vs
,
difference.igraph.es
,
difference.igraph.vs
,
igraph-es-indexing2
,
igraph-es-indexing
,
igraph-vs-indexing2
,
igraph-vs-indexing
,
intersection.igraph.es
,
intersection.igraph.vs
,
rev.igraph.es
, rev.igraph.vs
,
union.igraph.es
,
union.igraph.vs
,
unique.igraph.es
g <- make_(ring(10), with_vertex_(name = LETTERS[1:10])) V(g)[1, 1:5, 1:10, 5:10] V(g)[1, 1:5, 1:10, 5:10] %>% unique()