NormFunction (Built-in Mathematica Symbol)

NormFunction is an option for functions such as FindFit and NDSolve which gives a function to be minimized in generating results.

QGamma (Built-in Mathematica Symbol)

QGamma[z, q] gives the q-gamma function \[CapitalGamma]_q (z).

Rule (Built-in Mathematica Symbol)

lhs -> rhs or lhs -> rhs represents a rule that transforms lhs to rhs.

Manipulating Value Lists (Mathematica Tutorial)

Finding and setting values of symbols. Mathematica effectively stores all definitions you give as lists of transformation rules. When a particular symbol is encountered, the ...

Mathematics and Algorithms How to Topics (Mathematica Overview)

Do Basic Calculations Do Constrained Nonlinear Optimization Control the Precision and Accuracy of Numerical Results

Numerical Mathematics in Mathematica (Mathematica Tutorial)

One of the important features of Mathematica is its ability to give you exact, symbolic, results for computations. There are, however, computations where it is just ...

GUIKit Example: NIntegrate Explorer (GUIKit Package Tutorial)

The NIntegrate Explorer is a GUI that lets you do numerical quadrature using NIntegrate. It opens a tool that lets you enter an integrand, set a region, then modify and ...

MachineError (Computer Arithmetic Package Symbol)

MachineError[f, x -> a] gives the error involved in evaluating f at x = a using machine arithmetic.

Defining Custom Notation (Mathematica Guide)

Mathematica's unified symbolic architecture allows arbitrary extensibility in the output and input of notation.

Error and Exponential Integral Functions (Mathematica Guide)

Using original algorithms developed at Wolfram Research, Mathematica evaluates error and exponential integral functions anywhere in the complex plane, to arbitrary ...