www.gusucode.com > optim 案例源码 matlab代码程序 > optim/RootStartingFromanIntervalExample.m
%% Root Starting From an Interval % Find the zero of cosine between |1| and |2|. % Copyright 2015 The MathWorks, Inc. %% fun = @cos; % function x0 = [1 2]; % initial interval x = fzero(fun,x0) %% % Note that |cos(1)| and |cos(2)| differ in sign.