gusucode.com > qit_matlab_0.10.0工具箱源码程序 > qit/utils/R_z.m
function R = R_z(t) % R_Z SU(2) z-rotation. % U = R_z(theta) % % Returns the one-qubit rotation about the z axis by the angle theta, % e^(-i \sigma_z theta/2). % Ville Bergholm 2006-2009 R = [exp(-i*t/2), 0 ; 0, exp(i*t/2)];