The MathWorks calculation and visualization package. Readers: 15000 (0.2%) {61%} Mesgs per month/day: 729/24 {57%} Crossposting: 2% {15%} Megs per month/day: 1.2/0.040 {60%} Sites reciving this Group: 68% Cost ratio ($US/month/rdr): 0.05