--x decreases the value of x by 1, returning the new value of x.

++x increases the value of x by 1, returning the new value of x.

SpheroidalS2Prime[n, m, \[Gamma], z] gives the derivative with respect to z of the radial spheroidal function S_n^m, (2)(\[Gamma], z) of the second kind.

Mathematica has many powerful features which enable you to solve many kinds of equations.

Discriminant[poly, var] computes the discriminant of the polynomial poly with respect to the variable var.Discriminant[poly, var, Modulus -> p] computes the discriminant ...

FrameTicks is an option for 2D graphics functions that specifies tick marks for the edges of a frame.

RuntimeOptions is an option for Compile that specifies runtime settings for the compiled function it creates.

Any combination of equations or inequalities can be thought of as implicitly defining a region in some kind of space. The fundamental function of Reduce is to turn this type ...

PathGraph[{v_1, v_2, ...}] yields a path with vertices v_i and edges between v_i and v i +\[ThinSpace]1 .PathGraph[{e_1, e_2, ...}] yields a path with edges ...

ArrayPlot[array] generates a plot in which the values in an array are shown in a discrete array of squares.