FourierTrigSeries[expr, t, n] gives the n\[Null]^th-order Fourier trigonometric series expansion of expr in t.FourierTrigSeries[expr, {t_1, t_2, ...}, {n_1, n_2, ...}] gives ...
GraphPlot[{v i 1 -> v j 1, v i 2 -> v j 2, ...}] generates a plot of the graph in which vertex v_ik is connected to vertex v_jk.GraphPlot[{{v i 1 -> v j 1, lbl_1}, ...}] ...
HypergeometricU[a, b, z] is the confluent hypergeometric function U(a, b, z).
ImageScaled[{x, y}] gives the position of a graphical object in terms of coordinates scaled to run from 0 to 1 across the whole image region in each direction. ...
Infinity or \[Infinity] is a symbol that represents a positive infinite quantity.
LatticeReduce[{v_1, v_2, ...}] gives a reduced basis for the set of vectors v_i.
Mouseover[expr, over] represents an object that displays as over when the mouse pointer is over it, and as expr otherwise.
ParallelArray[f, n] generates in parallel a list of length n, with elements f[i], evaluated.ParallelArray[f, {n_1, n_2, ...}] generates in parallel an n_1*n_2*... array of ...
Radon
(Built-in Mathematica Symbol) Radon[image] gives an image representing the discrete Radon transform of image.Radon[image, {w, h}] specifies the width w and the height h of the resulting image.Radon[image, ...
RandomSample[{e_1, e_2, ...}, n] gives a pseudorandom sample of n of the e_i.RandomSample[{w_1, w_2, ...} -> {e_1, e_2, ...}, n] gives a pseudorandom sample of n of the e_i ...