cograph (version 2.0.0)

select_bridges: Select Bridge Edges

Description

Select edges whose removal would disconnect the graph.

Usage

select_bridges(
  x,
  ...,
  .keep_isolates = FALSE,
  keep_format = FALSE,
  directed = NULL
)

Value

A cograph_network with bridge edges only.

Arguments

x

Network input.

...

Additional filter expressions.

.keep_isolates

Keep nodes with no edges? Default FALSE.

keep_format

Keep input format? Default FALSE.

directed

Auto-detect if NULL.

See Also

select_edges, select_nodes

Examples

# Create network with bridge
adj <- matrix(0, 5, 5)
adj[1, 2] <- adj[2, 1] <- 1
adj[2, 3] <- adj[3, 2] <- 1  # Bridge
adj[3, 4] <- adj[4, 3] <- 1
adj[4, 5] <- adj[5, 4] <- 1
adj[3, 5] <- adj[5, 3] <- 1
rownames(adj) <- colnames(adj) <- LETTERS[1:5]

select_bridges(adj)