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  Standard Deviation Calculator 23 Jan 15

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  Graph Paper Maker Software 9 Dec 14

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  LeoCalculator 14 Aug 18

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  Function Grapher 31 Dec 14

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  Fraction Shape-Up 27 Oct 15

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  UMS Math Editor 28 May 15

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  Logic Minimizer 15 Apr 15

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  LAB Fit 30 Oct 15