% % JPOLY Special polynomials, matrices, and functions. % % Polynomials % laguerre - Generalized Laguerre polynomials. [co-authored with F. Rekibi] % hermpoly - Hermite polynomials. [co-authored with F. Rekibi] % bellpoly - Complete Bell polynomials. % % Special functions % dawson - The Dawson function. [By P.J. Acklam] % dawsonderiv - Derivatives of the Dawson function. % % Special 2 x 2 matrices % imat - 2x2 identify matrix. % jmat - 2x2 rotation matrix through specified angle. % kmat - 2x2 phase shift matrix through specified angle. % tmat - 2x2 complex grouping matrix. % % Special 3 x 3 matrices % jmat3 - 3x3 rotation matrix through specified angle. % % Special N x N matrices % amat - Mean-taking matrix. % fmat - Unitary Fourier transform matrix. % hmat - Hilbert transform matrix. % % Signal processing kernel functions [see Lilly and Lettvin (2004)] % ck - The "C" kernel (difference of two Dirichlet kernels). % dk - The Dirichlet kernel. % fk - The Fejer kernel. % hk - The "H" kernel (product of two Dirichlet kernels). % ________________________________________________________ % This is part of JLAB --- type 'help jlab' for more information % (C) 2007 J.M. Lilly --- type 'help jlab_license' for details help jpoly