Create a linegraph of a graph

Create a lingraph of a loongraph

# S3 method for loongraph
linegraph(x, separator = ":", ...)

Arguments

x

loongraph object
separator

one character - node names in x get concatenated with this character
...

additional arguments are not used for this methiod

Value

graph object of class loongraph

Details

linegraph.loongraph needs the code part for directed graphs (i.e. isDirected=TRUE)

Examples

g <- loongraph(letters[1:4], letters[1:3], letters[2:4], FALSE)

linegraph(g)
#> $nodes
#> [1] "a:b" "b:c" "c:d"
#> 
#> $from
#> [1] "a:b" "b:c"
#> 
#> $to
#> [1] "b:c" "c:d"
#> 
#> $isDirected
#> [1] FALSE
#> 
#> attr(,"class")
#> [1] "loongraph"
#> attr(,"separator")
#> [1] ":"