HaarWavelet[] represents a Haar wavelet.
HalfNormalDistribution[\[Theta]] represents a half-normal distribution with scale inversely proportional to parameter \[Theta].
HamiltonianGraphQ[g] yields True if the graph g is Hamiltonian, and False otherwise.
HammingDistance[u, v] gives the Hamming distance between strings or vectors u and v.
HankelH1[n, z] gives the Hankel function of the first kind H_n^(1)(z).
HankelH2[n, z] gives the Hankel function of the second kind H_n^(2)(z).
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 ...
HaradaNortonGroupHN[] represents the sporadic simple Harada\[Dash]Norton group HN.
HararyGraph[k, n] generates the minimal k-connected graph on n vertices H k, n.
HarmonicMeanFilter[image, r] filters image by replacing every value by the harmonic mean of the values in its range r neighborhood. HarmonicMeanFilter[data, r] applies ...