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For questions related to the effects of Mathematica's internal caching mechanisms.
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For questions about operator precedence.
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For questions about persistence, i.e., storing variable values or function definitions beyond the lifetime of individual Mathematica sessions.
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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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a reduced price license for non-professional use.
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Questions on working with templates in Mathematica, File/String/Notebook/Expression Templates and the functions used for manipulations like TemplateApply.
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