[SciPy-User] Matrix Exponentials For Very Large Sparse Matrices

Charles R Harris charlesr.harris@gmail....
Fri Jan 22 20:18:16 CST 2010


On Fri, Jan 22, 2010 at 6:24 PM, Dylan Gorman <dgorman@berkeley.edu> wrote:

> Dear Chuck and Joshua,
>
> It's a problem in quantum simulation. I'm trying to solve d(rho)/dt =
> L*rho for a sparse matrix L. L should be symmetric, and in principle I
> just need to compute (e^L*t)*(rho(0)) or something--not e^(L*t)
> explicitly.
>
>
Does L approximate a differential operator or is it an expansion in some
other basis set?

<snip>

Chuck
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://mail.scipy.org/pipermail/scipy-user/attachments/20100122/9a66c149/attachment.html 


More information about the SciPy-User mailing list