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 ...

There are many Mathematica packages that implement symbolic mathematical operations. Here are a few examples drawn from the standard set of packages distributed with ...

"Values for Symbols" discussed how you can use transformation rules of the form x->value to replace symbols by values. The notion of transformation rules in Mathematica is, ...

Functions for manipulating trigonometric expressions. This expands out a trigonometric expression. This factors the expression.

To get a radical, press the Control key and the 2 key at the same time. Press Ctrl+2 or Ctrl+@. Type the radicand inside the placeholder (which is already selected).

CUDAFunctionInformation[fun] returns information about a CUDAFunction.

DatabaseLink has functions for working with the tables of data in a database. It can create and drop tables, as well as fetch information about the organization of tables in ...

DatabaseResourcesPath[] gives the list of directories that are searched to find database resources.

SQLBeginTransaction[conn] initiates an SQL transaction.

SQLCommitTransaction[conn] commits an SQL transaction.