DiracDelta[x] represents the Dirac delta function \[Delta](x). DiracDelta[x_1, x_2, ...] represents the multidimensional Dirac delta function \[Delta](x_1, x_2, ...).
BernsteinBasis[d, n, x] represents the n\[Null]^th Bernstein basis function of degree d at x.
GeoDistance[{lat_1, long_1}, {lat_2, long_2}] gives the geodesic distance in meters between latitude-longitude positions on the Earth.GeoDistance[pos_1, pos_2] gives the ...
GeoPositionENU[{east, north, up}, p] represents a point with local Cartesian coordinates {east, north, up} in a reference system specified by the position p.
RegionFunction is an option for plotting functions that specifies the region to include in the plot drawn.
PolyLog
(Built-in Mathematica Symbol) PolyLog[n, z] gives the polylogarithm function Li_n (z).PolyLog[n, p, z] gives the Nielsen generalized polylogarithm function S n, p (z).
Lighting is an option for Graphics3D and related functions that specifies what simulated lighting to use in coloring 3D surfaces.
InverseFourierCosTransform[expr, \[Omega], t] gives the symbolic inverse Fourier cosine transform of expr. InverseFourierCosTransform[expr, {\[Omega]_1, \[Omega]_2, \ ...}, ...
InverseFourierSinTransform[expr, \[Omega], t] gives the symbolic inverse Fourier sine transform of expr. InverseFourierSinTransform[expr, {\[Omega]_1, \[Omega]_2, \ ...}, ...
InverseFourierTransform[expr, \[Omega], t] gives the symbolic inverse Fourier transform of expr. InverseFourierTransform[expr, {\[Omega]_1, \[Omega]_2, \ ...}, {t_1, t_2, ...