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How can i estimate error from using ODE45?

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Elin Ljungström on 23 May 2020

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Answered: Vishnu Kuruppath on 26 May 2020

I've used odeset to set RelTol = 1e-13 for ode45, but how can I make sure that the solution actually is that accurate?

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Vishnu Kuruppath on 26 May 2020

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https://ch.mathworks.com/matlabcentral/answers/531163-how-can-i-estimate-error-from-using-ode45#answer_439088

Hi Elin,

Please go through the following link to see answer to a similar query related to ODE solvers.

https://www.mathworks.com/matlabcentral/answers/17494-how-do-ode-solvers-compute-error

Thanks,

Vishnu

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