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For questions related to the effects of Mathematica's internal caching mechanisms.
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For questions specific to Version 10.2 of Mathematica.
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For questions about operator precedence.
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a subspace of R^n with codimension 1, therefore n-1 coordinates are enough to represent any point on the simplex. A 2D simplex can be plotted as a ternary plot.
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Questions regarding Mathematica cryptography related functionality (introduced in Mathematica 10).
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