OONumerics User :

From: Evgenii Rudnyi (rudnyi_at_[hidden])
Date: 2005-12-05 07:39:58


> Hi,
> I was looking for a library for calculating matrix exponential in a
> C++ program. Google is not coming up with anything good. Can anybody
> suggest any library that can do it?

I am not sure about C++ but you can look at:

R. B. Sidje, "Expokit: A software package for computing matrix
exponentials," ACM Transactions On Mathematical Software, vol. 24, pp.
130-156, 1998.

and

M. Hochbruck and C. Lubich, "On Krylov subspace approximations to the
matrix exponential operator," SIAM Journal On Numerical Analysis, vol.
34, pp. 1911-1925, 1997.

As far as I remember, both codes are in Fortran.

Best wishes,

Evgenii

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