SawtoothWave (Built-in Mathematica Symbol)

SawtoothWave[x] gives a sawtooth wave that varies from 0 to 1 with unit period.SawtoothWave[{min, max}, x] gives a sawtooth wave that varies from min to max with unit period.

SquareWave (Built-in Mathematica Symbol)

SquareWave[x] gives a square wave that alternates between +1 and -1 with unit period.SquareWave[{y_1, y_2}, x] gives a square wave that alternates between y_1 and y_2 with ...

TriangleWave (Built-in Mathematica Symbol)

TriangleWave[x] gives a triangle wave that varies between -1 and +1 with the unit period.TriangleWave[{min, max}, x] gives a triangle wave that varies between min and max ...

UnitBox (Built-in Mathematica Symbol)

UnitBox[x] represents the unit box function, equal to 1 for |x| <= 1/2 and 0 otherwise.UnitBox[x_1, x_2, ...] represents the multidimensional unit box function, equal to 1 if ...

WeibullDistribution (Built-in Mathematica Symbol)

WeibullDistribution[\[Alpha], \[Beta]] represents a Weibull distribution with shape parameter \[Alpha] and scale parameter \[Beta].WeibullDistribution[\[Alpha], \[Beta], ...

RayleighDistribution (Built-in Mathematica Symbol)

RayleighDistribution[\[Sigma]] represents the Rayleigh distribution with scale parameter \[Sigma].

SinghMaddalaDistribution (Built-in Mathematica Symbol)

SinghMaddalaDistribution[q, a, b] represents the Singh\[Dash]Maddala distribution with shape parameters q and a and scale parameter b.

HalfNormalDistribution (Built-in Mathematica Symbol)

HalfNormalDistribution[\[Theta]] represents a half-normal distribution with scale inversely proportional to parameter \[Theta].

NakagamiDistribution (Built-in Mathematica Symbol)

NakagamiDistribution[\[Mu], \[Omega]] represents a Nakagami distribution with shape parameter \[Mu] and spread parameter \[Omega].

Sign (Built-in Mathematica Symbol)

Sign[x] gives -1, 0, or 1 depending on whether x is negative, zero, or positive.