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Scientific calculator and plotter on c++, java and javascript
Scientific calculator is calculator which is realized on c++, java and javascript. In addition there is estimator of string expressions which can be useful for other projects.
XCalc is an infix calculator for mobile devices that support J2ME, MIDP 1.0 and CLDC 1.0.Its main features are 2d and 3d plotting of functions and its usability. It uses the Real.java library http://sourceforge.net/projects/real-java.