SpeQ is a professional senior mathematics calculation application, very small (only about 500 kb) and powerful, is voted the 5-Star maths calculator by many famous download sites.
SpeQ allows to define any variables, supports calculation of all complex mathematical formulas and plotting function graphs, supports all common functions, constants, and units.
SpeQ is very easy to use, just needs you click the provided functions, symbols. In addition, we can edit, save and copy the calculation processes.
SpeQ is usable for engineers, students and pupils or simply as replacement of the Windows Calculator. So, even if not using right now, it is also worthy of understanding and collection.
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