struct PK_TOPOL_range_array_o_s
    {
    int                 o_t_version;    --- version number of option structure
    PK_LOGICAL_t        have_tolerance; --- (PK_LOGICAL_false)
    double              tolerance;      --- tolerance
    PK_range_bound_t    bound;          --- bounds on min separation
    };

typedef struct PK_TOPOL_range_array_o_s PK_TOPOL_range_array_o_t;



Holds optional controls for finding the global minimum separation between two
arrays of topological entities.


The option structure defines options applicable to finding the global minimum
separation between two arrays of topological entities.