gusucode.com > symbolic工具箱matlab源码程序 > symbolic/@double/zeta.m
function Z = zeta(varargin) %ZETA Symbolic Riemann zeta function. % ZETA(z) = symsum(1/k^z,k,1,inf). % ZETA(n,z) = n-th derivative of ZETA(z) % Copyright 2012 The MathWorks, Inc. narginchk(1,2); Z = sym.useSymForNumeric(@zeta, varargin{:});