Analysis of State-Space Models (Mathematica Guide)

Mathematica provides a complete set of functions needed to compute and verify the controllability and observability properties of linear systems, as well as advanced ...

Do Calculus (Mathematica How To)

These "How tos" give step-by-step instructions for common tasks related to calculus in Mathematica .

Cell > Show Expression (Mathematica Menu Item)

Show Expression toggles between the expression and display forms of a cell.

C (Built-in Mathematica Symbol)

C[i] is the default form for the i\[Null]\[Null]^th parameter or constant generated in representing the results of various symbolic computations.

FilterRules (Built-in Mathematica Symbol)

FilterRules[rules, patt] filters the list rules by picking out only those rules whose left-hand sides match patt.FilterRules[rules, {patt_1, patt_2, ...}] picks out rules ...

QuadraticIrrationalQ (Built-in Mathematica Symbol)

QuadraticIrrationalQ[x] gives True if x is a quadratic irrational and False otherwise.

RectangleChart3D (Built-in Mathematica Symbol)

RectangleChart3D[{{x_1, y_1, z_1}, {x_2, y_2, z_2}, ...}] makes a 3D rectangle chart with bars of width x_i, depth y_i and height z_i. RectangleChart3D[{..., w_i[{x_i, y_i, ...

SessionTime (Built-in Mathematica Symbol)

SessionTime[] gives the total number of seconds of real time that have elapsed since the beginning of your Mathematica session.

Rearranging Nested Lists (Mathematica Tutorial)

You will encounter nested lists if you use matrices or generate multidimensional arrays and tables. Mathematica provides many functions for handling such lists. A few ...

FourierSeries` (Mathematica Compatibility Information)

FourierSeries, FourierTrigSeries, and FourierCoefficient are part of the Mathematica kernel. FourierSinCoefficient and FourierCosCoefficient are now in the built-in ...