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The software was designed for suitable chart creation. From text files or programs, that haven't visual charts themselves, data is passed to "Graph Capture" and plotted there.
But you have to write Perl RegEx expressions to extract X and Y-values from raw data.
Otherwise, you can request suitable filter templates here https://www.facebook.com/vlad.dubov.77.
For making RegEx expressions short docs are also included in the program. You can find "Help: regular expressions in Perl" in the...
This application inverts matrices with the Gauß-Jordan elimination. It supports matrices up to a size of 10x10. It displays the computition and of course the solution.
Support for fractions is coming soon
Here you will find various free educational programs mainly devoted to EFL language Learning/Teaching. They are written in Delphi 6 OE, Kylix3 OE, Lazarus and even Gambas. They may be helpful both to students and to teachers.