Marco

Last seen: 2 months ago | Active since 2024

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Best computer specifications for fast Matlab numerical simulations/integrations?
I have an old and slow PC, and it's time to consider buying a new one. I need it for writing simulations involving heavy numeric...

3 months ago | 2 answers | 0

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Question

When does an ODE integrator reach the best numerical accuracy?
I'm using an ODE Matlab integrator (Bulirsch-Stoer) that is (supposedly, I never used it before) quite good for solving ODEs wit...

4 months ago | 1 answer | 0

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Question

Numerical precision in subtracting two almost identical variables?
As far as I understand it, Matlab uses 16 digits of precision. However, I have a program that subtracts two variables and very o...

10 months ago | 1 answer | 0

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Answered
Inconsistent solutions for numerical integration of non-linear differential equations?
But if every integration method gives different results, and different divergences, then they will also give different Lyapunov ...

11 months ago | 0

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Inconsistent solutions for numerical integration of non-linear differential equations?
I want to study the dynamics of the drive damped pendulum, given by the ode: , with constants and the rhs term the driving fo...

11 months ago | 2 answers | 0

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