User`s guide

Revision History
September 1995 First printing
March 1997 Second printing
January 1998 Third printing Revised for Version 1.2
January 1999 Fourth printing Revised for Version 2.0 (Release 11)
September 2000 Fifth printing Revised for Version 2.1 (Release 12)
October 2001 Online only Revised for Version 2.3
July 2002 Sixth printing Revised for Version 3.0 (Release 13)
June 2004 Online only Revised for Version 4.0 (Release 14)
August 2004 Online only Revised for Version 4.0.1 (Release 14+)
October 2004 Online only Revised for Version 4.1 (Release 14SP1)
November 2004 Online only Revised for Version 4.1.1 (Release 14SP1+)
March 2005 Online only Revised for Version 4.2 (Release 14SP2)
September 2005 Online only R evised for Version 4.3 (Release 14SP3)
March 2006 Online only Revised for Version 4.4 (Release 2006a)
September 2006 Online only Revised for Version 4.5 (Release 2006b)
March 2007 Online only Revised for Version 4.6 (Release 2007a)
September 2007 Seventh printing Revised for Version 4.7 (Release 2007b)