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A.3.1 Function Names

The names of built-in functions follow some general guidelines.

FilledSmallSquare The name consists of complete English words, or standard mathematical abbreviations. American spelling is used.

FilledSmallSquare The first letter of each word is capitalized.

FilledSmallSquare Functions whose names end with Q usually "ask a question", and return either True or False.

FilledSmallSquare Mathematical functions that are named after people usually have names in Mathematica of the form PersonSymbol.