They are a list of people who helped develop the calculator. David E., if you will notice, Jim Hammerquist's name is in there!! Mine isn't because I was a contractor at the time. 8-( Shawn A. Prestridge Texas Instruments, Inc. Educational & Productivity Solutions 7800 Banner Drive MS 3908 Dallas, Texas 75251 (972) 917-1698 (972) 917-7103 FAX "He's back... Kicking bottom or what?!?!" --Holly, Red Dwarf