$ProcessorCount gives the number of processor cores available on the computer system on which Mathematica is being run.

$RootDirectory gives the root directory of your file system.

$TimedOut is a special symbol returned by certain functions when an operation times out.

When you execute a command like NotebookWrite[obj,data] the actual operation of inserting data into your notebook is performed in the front end. Normally, however, the kernel ...

Mathematical constants. Euler's constant EulerGamma is given by the limit γUnderscriptBox[lim, RowBox[{m, , ∞}], LimitsPositioning -> True](UnderoverscriptBox[∑, RowBox[{k, ...

Mathematica provides users with access to their computer's file system (Files), interprocess communication (MathLink Mathematica Functions), evaluation of data as code ...

Functions to pick out pieces of polynomials. Here is an algebraic expression. This gives the coefficient of x in e.

In using Mathematica, you sometimes need to repeat an operation many times. There are many ways to do this. Often the most natural is in fact to set up a structure such as a ...

Type the expression that will have an underscript. Type x. Create an underscript by pressing the Control key and the 4 key at the same time.

CreateLibrary[src, name, "Compiler" -> NVCCCompiler] compiles a string of CUDA code in src into a library and returns the full path to the library.CreateLibrary [{ file, ...