Ceiling (Built-in Mathematica Symbol)

Ceiling[x] gives the smallest integer greater than or equal to x. Ceiling[x, a] gives the smallest multiple of a greater than or equal to x.

Brent's Method (Mathematica Tutorial)

When searching for a real simple root of a real valued function, it is possible to take advantage of the special geometry of the problem, where the function crosses the axis ...

KroneckerProduct (Built-in Mathematica Symbol)

KroneckerProduct[m_1, m_2, ...] constructs the Kronecker product of the arrays m_i.

EquationTrekkerNonModal (Equation Trekker Package Symbol)

EquationTrekkerNonModal is the nonmodal dialog version of EquationTrekker.

EquationTrekkerState (Equation Trekker Package Symbol)

EquationTrekkerState[{eqns, dvars, {t, t_min, t_max}}, params, treks, opts] is the data object returned by the function EquationTrekker, that contains the information needed ...

TrekData (Equation Trekker Package Symbol)

TrekData[tag, data] is a data object that contains the information necessary to recreate the trek associated with the tag tag in a graphical interface created by ...

TrekParameters (Equation Trekker Package Symbol)

TrekParameters is an option to EquationTrekker that specifies the dynamic parameters and their ranges.

Set (Built-in Mathematica Symbol)

lhs = rhs evaluates rhs and assigns the result to be the value of lhs. From then on, lhs is replaced by rhs whenever it appears. {l_1, l_2, ...} = {r_1, r_2, ...} evaluates ...

UnitStep (Built-in Mathematica Symbol)

UnitStep[x] represents the unit step function, equal to 0 for x < 0 and 1 for x >= 0. UnitStep[x_1, x_2, ...] represents the multidimensional unit step function which is 1 ...

StreamDensityPlot (Built-in Mathematica Symbol)

StreamDensityPlot[{{v_x, v_y}, s}, {x, x_min, x_max}, {y, y_min, y_max}] generates a stream plot of the vector field {v_x, v_y} as a function of x and y, superimposed on a ...