Graph information

Description

Functions for providing the basic information of a graph.

Usage

fg.vcount(graph)

fg.ecount(graph)

fg.in.mem(graph)

fg.is.directed(graph)

Arguments

Details

‘fg.vcount’ gets the number of vertices in a graph.

‘fg.ecount’ gets the number of edges in a graph.

‘fg.in.mem’ indicates whether a graph is stored in memory.

‘fg.is.directed’ indicates whether a graph is directed.

Value

‘fg.vcount’ and ‘fg.ecount’ returns integer constants. ‘fg.in.mem’ and ‘fg.is.directed’ returns boolean constants.

Author(s)

Da Zheng <dzheng5@jhu.edu>