Scientists often need to use data analysis and plotting software. The purpose of this software is to develop an open source platform independent alternative to proprietary scientific software like Origin, SigmaPlot, Regressi or Igor Pro. QtiPlot can be successfully used for teaching as well as for complex data analysis and visualisation and is being used in companies, high schools, universities and reseach institutes all over the world. QtiPlot is a program for two- and three-dimensional graphical presentation of data sets and for data analysis. The plots can be produced from data sets stored in tables or from analytical functions. Some features are;

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