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

$IterationLimit gives the maximum length of evaluation chain used in trying to evaluate any expression.

Picking out elements of lists. We will use this list for the examples. Here is the last element of t.

Importing and exporting lists and tables of data. This exports a list of data to the file out1. Here are the contents of the file.

When you have numerical data, it is often convenient to find a simple formula that approximates it. For example, you can try to "fit" a line or curve through the points in ...

There are many situations where you want to write a particular algebraic expression in the simplest possible form. Although it is difficult to know exactly what one means in ...

As discussed in "The Structure of Graphics and Sound", Mathematica includes a full graphics programming language. In this language, you can set up many different kinds of ...

Spheroidal functions. The radial spheroidal functions SpheroidalS1[n,m, γ,z] and SpheroidalS2[n,m,γ,z] and angular spheroidal functions SpheroidalPS[n,m,γ,z] and ...

Mathematica does operations like numerical integration very differently from the way it does their symbolic counterparts. When you do a symbolic integral, Mathematica takes ...

AiryAi[z] gives the Airy function Ai(z).