Hello Evan,

deal.II is a finite element library and does only support the basic linear algebra operations for matrices. Perhabs you want to use MATLAB or some other mathematics package, which already has support for such stuff like matrix exponentials.

Best Regards,
Markus



Am 23.03.11 19:50, schrieb pleramorphyllactic:
Hi all,

Hope this isn't too simple of a question. I have a coupled system of Linear ODEs, and want to solve in deal.ii. So,
say I have

x' = Ax,

where x is a state vector and A is a matrix. The simple way (that occurs to me) is doing matrix exponentiation, so finding: x = exp(At) * x_{0} . Is matrix exponentiation supported? ... and/or if not, does anyone have an easy/fast way you might approach this issue?

Thanks a ton,
Evan


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