SparkPlug - David Pilling
Equs - Simon Weaver
Simultaneous equation calculator, 79.7K
LinReg - Paul Johnson
A linear regression utility. Requires the WimpBasic runtime module. 30.7K (app), 49.6K (module)
Numeric - Graham Hick
Performs various maths functions (integration, summation etc), 169K
Simpson - Andrew Berry
Performs area under a curve by the Simpson Rule, 15.6K
Unit Conversion - Chris Johnson
Converts various scientific units, 36.7K
Help with de-archiving the self extracting archive