Undecagon (Polytopes Package Symbol)

Undecagon is a regular polygon with eleven edges, for use with polytope functions.

Deuterium (Resonance Absorption Lines Package Symbol)

Deuterium is an isotope of hydrogen.

WavelengthAbsorptionMap (Resonance Absorption Lines Package Symbol)

WavelengthAbsorptionMap[wavelength_1, wavelength_2] generates a plot of the absorption map in the wavelength range between wavelength_1 and wavelength_2.

CollisionFrequency (Standard Atmosphere Package Symbol)

CollisionFrequency[altitude] gives the collision frequency at the specified altitude altitude.

DynamicViscosity (Standard Atmosphere Package Symbol)

DynamicViscosity[altitude] gives the coefficient of dynamic viscosity at the specified altitude altitude.

GravityAcceleration (Standard Atmosphere Package Symbol)

GravityAcceleration[altitude] gives the 45-degree-latitude acceleration of gravity at the specified altitude altitude.

KinematicViscosity (Standard Atmosphere Package Symbol)

KinematicViscosity[altitude] gives the kinematic viscosity at the specified altitude altitude.

KineticTemperature (Standard Atmosphere Package Symbol)

KineticTemperature[altitude] gives the kinetic temperature at the specified altitude altitude.

MeanDensity (Standard Atmosphere Package Symbol)

MeanDensity[altitude] gives the mean density of air at the specified altitude altitude.

MeanFreePath (Standard Atmosphere Package Symbol)

MeanFreePath[altitude] gives the mean free path at the specified altitude altitude.