What: SetOps
Where: http://www.purl.org/NET/akupries/soft/setops/ 
        http://www.purl.org/NET/akupries/soft/setops/download/setops0.2.tar.gz 
Description: Collection of Tcl script procedures implementing set operations.
Updated: 11/1999
Contact: mailto:[email protected]  (Andreas Kupries)