SampledSoundFunction[f, n, r] is a sound primitive that represents a sound whose amplitude sampled r times a second is generated by applying the function f to successive ...

VertexRenderingFunction is an option for GraphPlot and related functions that gives a function to generate the graphics primitives to use in rendering each vertex.

LinearSolveFunction[dimensions, data] represents a function for providing solutions to a matrix equation.

EdgeRenderingFunction is an option for GraphPlot and related functions that gives a function to generate the graphics primitives to use in rendering each edge.

Turning conditions into numbers. Boole[expr] is a basic function that turns True and False into 1 and 0. It is sometimes known as the characteristic function or indicator ...

CellEvaluationFunction is an option to Cell which gives a function to be applied to every expression from the cell that is sent to the kernel for ordinary evaluation.

"SelectionSaveSpecial" is a front end token that opens the Save As dialog for saving a selection.

AlgebraicIntegerQ[a] yields True if a is an algebraic integer, and yields False otherwise.