Software Developed by J. Andrzej Wrotniak
Statmaster v.2.30
Many scientific and engineering programs generate numeric output which needs to be presented graphically.
Midget v.1 36
A tiny, but very capable numerical calculator for Windows. It differs from others in the way you calculate your expressions: enter the whole expression at a time, like "2+3.9/7.1-3 sqr 5", and only then hit Enter to compute the value.
Kalkulator v.2 41
The Mother of all Calculators, a Swiss Army knife for scientists and engineers. Perhaps the most capable scientific/engineering calculator for Windows. On one hand, this is a calculator: evaluates expressions with more than 100 functions