how to stop ode45 when one of states reach certain value

Mohamed Aburakhis asked: 2023-10-23 MATLAB , Mathematics , Numerical Integration and Differential Equations

Learn how to effectively stop the ODE45 solver in MATLAB when a specific state reaches a defined value. This resource provides practical solutions and examples.

Expert Answer

John Michell answered . 2025-07-15 10:19:55

Opt = odeset('Events', @myEvent);
[T, Y] = ode45(@YourFun, T, Y0, Opt);

function [value, isterminal, direction] = myEvent(T, Y)
value = (Y(3) == 0.1);
isterminal = 1; % Stop the integration
direction = 0;

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