DiscretePlot[expr, {n, n_max}] generates a plot of the values of expr when n runs from 1 to n_max.DiscretePlot[expr, {n, n_min, n_max}] generates a plot of the values of expr ...
HankelMatrix[n] gives the n*n Hankel matrix with first row and first column being successive integers.HankelMatrix[{c_1, c_2, ..., c_n}] gives the Hankel matrix whose first ...
InverseFourierTransform[expr, \[Omega], t] gives the symbolic inverse Fourier transform of expr. InverseFourierTransform[expr, {\[Omega]_1, \[Omega]_2, \ ...}, {t_1, t_2, ...
JacobiAmplitude[u, m] gives the amplitude am(u \[VerticalSeparator] m) for Jacobi elliptic functions.
JacobiCD[u, m] gives the Jacobi elliptic function cd(u | m).
JacobiDC[u, m] gives the Jacobi elliptic function dc(u | m).
JacobiNC[u, m] gives the Jacobi elliptic function nc(u | m).
JacobiNS[u, m] gives the Jacobi elliptic function ns(u | m).
KaryTree[n] gives a binary tree with n vertices.KaryTree[n, k] gives a k-ary tree with n vertices.
NumericQ[expr] gives True if expr is a numeric quantity, and False otherwise.