Pi (Built-in Mathematica Symbol)

Pi is \[Pi], with numerical value \[TildeEqual] 3.14159.

Round (Built-in Mathematica Symbol)

Round[x] gives the integer closest to x. Round[x, a] rounds to the nearest multiple of a.

Sinc (Built-in Mathematica Symbol)

Sinc[z] gives sinc(z).

StruveL (Built-in Mathematica Symbol)

StruveL[n, z] gives the modified Struve function L n (z).

WhittakerW (Built-in Mathematica Symbol)

WhittakerW[k, m, z] gives the Whittaker function W k, m (z).

$MaxPiecewiseCases (Built-in Mathematica Symbol)

$MaxPiecewiseCases gives the maximum number of cases to allow in explicit Piecewise objects generated by expanding any single piecewise function.

StiffnessSwitching Method for NDSolve (Mathematica Tutorial)

The basic idea behind the "StiffnessSwitching" method is to provide an automatic means of switching between a nonstiff and a stiff solver. The "StiffnessTest" and ...

Testing and Verification (Mathematica Tutorial)

Every version of Mathematica is subjected to a large amount of testing before it is released. The vast majority of this testing is done by an automated system that is written ...

Web Services User Guide (WebServices Overview)

Introduction Getting Started Basic Examples

HypergeometricPFQ (Built-in Mathematica Symbol)

HypergeometricPFQ[{a_1, ..., a_p}, {b_1, ..., b_q}, z] is the generalized hypergeometric function \[Null]_p F_q (a; b; z).