1)   Rapid-Pi 1.2
Rapid-Pi is an add-on for Microsoft Word (and other word processors) that provides a new, fast way to enter mathematical formulas, equations and expressions into documents. Rapid-Pi's text-based input is a simply faster way to input math.
Rapid-Pi, equation editor, Trident Software, edit, equation, word, latex, formula editor, mathedit, math,

 2)   SimplexParser 3.01
SimplexParser is used to get the most out of Formula Parsing. With it, you can evaluate mathematical formulas, draw graphs and program with very simple VBScript. SimplexParser is a sophisticated calculation application.
Parser, Calculator, VBScript, Formula Editor,