
BfsInstance:get(++What, -Value)

   Obtain information for the problem associated with BfsInstance.

Arguments
   What                Specification for information wanted (atom)
   Value               Returned value of What

Type
   library(bfs)

Description

   Retrieve information about the problem associated with the bfs
   instance BfsInstance. What can take one of the following values:


    frac_vars
    Returns the list of variables declared as integer for
    BfsInstance which have fractional solution values in the current node
    of the search tree.


    branches
    Returns the branching decisions taken from the root to the
    current node of the search tree.


    data
    Returns the user-defined data associated with the instance.


    node_count
    Returns the total number of nodes in the search tree.


Exceptions
     6 --- What is not a valid value.


