Converting to and from character codes. Mathematica assigns every character that can appear in a string a unique character code. This code is used internally as a way to ...

SymbolicC supports the various types of C operators. These are described in this section. First, you need to load the package. The following shows how to output to get infix ...

The ability to define and use your own functions is part of what gives Mathematica such power. It is often inconvenient to have to explicitly name a function for every small ...

Apart[expr] rewrites a rational expression as a sum of terms with minimal denominators. Apart[expr, var] treats all variables other than var as constants.

ApartSquareFree[expr] rewrites a rational expression as a sum of terms whose denominators are powers of square-free polynomials. ApartSquareFree[expr, var] treats all ...

ControllabilityMatrix[ss] gives the controllability matrix of the StateSpaceModel object ss.

Denominator[expr] gives the denominator of expr.

DialogNotebook[{cell_1, cell_2, ...}] represents a dialog notebook that can be manipulated by the Mathematica front end.

Dimensions[expr] gives a list of the dimensions of expr. Dimensions[expr, n] gives a list of the dimensions of expr down to level n.

Modulus -> n is an option that can be given in certain algebraic functions to specify that integers should be treated modulo n.