$System
(Built-in Mathematica Symbol) $System is a string describing the type of computer system on which Mathematica is being run.
GeoTIFF
(Mathematica Import/Export Format) GIS extension of the TIFF format. Used for archiving and exchanging aerial photography or terrain data. Binary format. Contains rasters or digital elevation models (DEM). ...
JPEG2000
(Mathematica Import/Export Format) MIME type: image/jp2 JPEG2000 raster image and compression format. Used for photographic images. JPEG is an acronym for Joint Photographic Experts Group. Binary file format. ...
Module
(Built-in Mathematica Symbol) Module[{x, y, ...}, expr] specifies that occurrences of the symbols x, y, ... in expr should be treated as local. Module[{x = x_0, ...}, expr] defines initial values for x, ...
Cylinder[{{x_1, y_1, z_1}, {x_2, y_2, z_2}}, r] represents a cylinder of radius r around the line from (x_1, y_1, z_1) to (x_2, y_2, z_2). Cylinder[{{x_1, y_1, z_1}, {x_2, ...
DifferenceRootReduce[expr, n] attempts to reduce expr to a single DifferenceRoot object as a function of n.
Discriminant[poly, var] computes the discriminant of the polynomial poly with respect to the variable var.Discriminant[poly, var, Modulus -> p] computes the discriminant ...
PadeApproximant[expr, {x, x_0, {m, n}}] gives the Padé approximant to expr about the point x = x_0, with numerator order m and denominator order n.PadeApproximant[expr, {x, ...
QPochhammer[a, q, n] gives the q-Pochhammer symbol (a; q) n.QPochhammer[a, q] gives the q-Pochhammer symbol (a; q) \[Infinity].QPochhammer[q] gives the q-Pochhammer symbol ...
Rectangle[{x_min, y_min}, {x_max, y_max}] is a two-dimensional graphics primitive that represents a filled rectangle, oriented parallel to the axes. Rectangle[{x_min, y_min}] ...