Dot (Built-in Mathematica Symbol)

a.b.c or Dot[a, b, c] gives products of vectors, matrices, and tensors.

Import (Built-in Mathematica Symbol)

Import["file"] imports data from a file, returning a complete Mathematica version of it. Import["file", elements] imports the specified elements from a file.Import["http:// ...

DiamondMatrix (Built-in Mathematica Symbol)

DiamondMatrix[r] gives a matrix whose elements are 1 in a diamond-shaped region that extends r index positions to each side, and are 0 otherwise.DiamondMatrix[r, w] gives a ...

Identify Different Cell Brackets (Mathematica How To)

Content in a Mathematica notebook is organized in cells. Each cell has a cell bracket that appears along the right edge of the notebook window. Markings on a cell bracket ...

FindGeneratingFunction (Built-in Mathematica Symbol)

FindGeneratingFunction[{a_1, a_2, ...}, x] attempts to find a simple generating function in x whose n\[Null]^th series coefficient is a_n.FindGeneratingFunction[{{n_1, a_1}, ...

DiskMatrix (Built-in Mathematica Symbol)

DiskMatrix[r] gives a matrix whose elements are 1 in a disk-shaped region of radius r, and are otherwise 0.DiskMatrix[r, w] gives a w*w matrix containing a disk of 1s with ...

Do Basic Calculations (Mathematica How To)

Mathematica serves as a convenient and extensible environment for doing basic math. In addition to performing advanced calculations, Mathematica can also be used as a ...

ReflectionMatrix (Built-in Mathematica Symbol)

ReflectionMatrix[v] gives the matrix that represents reflection of points in a mirror normal to the vector v.

Non-English Characters and Keyboards (Mathematica Tutorial)

If you enter text in languages other than English, you will typically need to use various additional accented and other characters. If your computer system is set up in an ...

Create Definitions for Variables and ... (Mathematica How To)

Mathematica has a very general notion of functions, as rules for arbitrary transformations. Values for variables are also assigned in this manner. When you set a value for a ...