gusucode.com > symbolic工具箱matlab源码程序 > symbolic/@sym/zeta.m
function Z = zeta(n,X) %ZETA Symbolic Riemann zeta function. % ZETA(z) = symsum(1/k^z,k,1,inf). % ZETA(n,z) = n-th derivative of ZETA(z) % Copyright 2013 The MathWorks, Inc. if nargin == 1 X = n; n = sym(0); end Z = privBinaryOp(n, X, 'symobj::vectorizeSpecfunc', 'symobj::zeta', 'infinity'); end