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  Scilab 29 Apr 15

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  General Mission Analysis Tool (GMAT) 21 Nov 14

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  Math Practice 19 Jan 18

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  Factorizer 30 Oct 16

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  CompactCalc 11 Jul 17

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  Area Volume and Weight Calculator 10 Apr 15

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  Free Universal Algebra Equation Solver 30 Nov 16

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  Base Converter 26 Jan 15