ReliefImage (Built-in Mathematica Symbol)

ReliefImage[array] generates a relief image of an array of height values.

SolveAlways (Built-in Mathematica Symbol)

SolveAlways[eqns, vars] gives the values of parameters that make the equations eqns valid for all values of the variables vars.

StringSplit (Built-in Mathematica Symbol)

StringSplit["string"] splits " string" into a list of substrings separated by whitespace. StringSplit["string", patt] splits into substrings separated by delimiters matching ...

SystemsModelDimensions (Built-in Mathematica Symbol)

SystemsModelDimensions[sys] gives the number of inputs and outputs of a StateSpaceModel or TransferFunctionModel object sys.

Projection Method for NDSolve (Mathematica Tutorial)

When a differential system has a certain structure, it is advantageous if a numerical integration method preserves the structure. In certain situations it is useful to solve ...

Why You Do Not Usually Need to Know ... (Mathematica Tutorial)

Most of the documentation provided for Mathematica is concerned with explaining what Mathematica does, not how it does it. But the purpose of this is to say at least a little ...

Deleting Data with Raw SQL (DatabaseLink Tutorial)

The raw SQL command DELETE deletes data from a database. An alternative is to use the Mathematica command SQLDelete, described in "Deleting Data". If you find that the ...

Updating Data with Raw SQL (DatabaseLink Tutorial)

The raw SQL command UPDATE updates data in a database. An alternative is to use the Mathematica command SQLUpdate, described in "Updating Data". If you find that the examples ...

Histogram3D (Built-in Mathematica Symbol)

Histogram3D[{{x_1, y_1}, {x_2, y_2}, ...}] plots a 3D histogram of the values {x_i, y_i}.Histogram3D[{{x_1, y_1}, {x_2, y_2}, ...}, bspec] plots a 3D histogram with bins ...

NLimit (Numerical Calculus Package Symbol)

NLimit[expr, z -> z_0] numerically finds the limiting value of expr as z approaches z_0.