subset_graph: Subset graphs based on a given logical condition
Description
subset_graph will subset a given graph based on the given logical
condition(s). This can be a “simple” logical equation, or can include
combinations of AND and OR (i.e., & and |).
Usage
subset_graph(g, condition)
Arguments
- g
- A graph object 
- condition
- Character string specifying an equation for which vertices to
keep