Symbolic Evaluation (Mathematica Tutorial)

The functions FindMinimum, FindMaximum, and FindRoot have the HoldAll attribute and so have special semantics for evaluation of their arguments. First, the variables are ...

OpenCLQ (OpenCLLink Symbol)

OpenCLQ[] returns True if the system has OpenCL support.

New in 8.0: Core Language (Mathematica Guide)

Built on powerful and elegant principles, the core Mathematica language provides a uniquely deep and rich programming language that scales from rapid prototyping to large ...

Block (Built-in Mathematica Symbol)

Block[{x, y, ...}, expr] specifies that expr is to be evaluated with local values for the symbols x, y, .... Block[{x = x_0, ...}, expr] defines initial local values for x, ...

BlockRandom (Built-in Mathematica Symbol)

BlockRandom[expr] evaluates expr with all pseudorandom generators localized, so that uses of SeedRandom, RandomInteger, and related functions within the evaluation of expr do ...

Characters (Built-in Mathematica Symbol)

Characters["string"] gives a list of the characters in a string.

DiscreteDelta (Built-in Mathematica Symbol)

DiscreteDelta[n_1, n_2, ...] gives the discrete delta function \[Delta] (n_1, n_2, ...), equal to 1 if all the n_i are zero, and 0 otherwise.

GainPhaseMargins (Built-in Mathematica Symbol)

GainPhaseMargins[sys] gives the gain and phase margins of the linear time-invariant system sys.

KroneckerDelta (Built-in Mathematica Symbol)

KroneckerDelta[n_1, n_2, ...] gives the Kronecker delta \[Delta] Subscript[n, 1] Subscript[n, 2] ..., equal to 1 if all the n_i are equal, and 0 otherwise.

MachinePrecision (Built-in Mathematica Symbol)

MachinePrecision is a symbol used to indicate machine-number precision.