%% Set and Update ODE Options
% Create an options structure that contains values for RelTol and AbsTol.

options = odeset('RelTol',1e-8,'AbsTol',1e-10);

%
% Update the value of AbsTol in the existing options structure.

options = odeset(options,'AbsTol',1e-9)

% Copyright 2012 The MathWorks, Inc.