[Numpy-discussion] identity

2009-08-12 Thread Lars Bittrich
Hi, a colleague made me aware of a speed issue with numpy.identity. Since he was using numpy.diag(numpy.ones(N)) before, he expected identity to be at least as fast as diag. But that is not the case. We found that there was a discussion on the list (July, 20th; "My identity" by Keith Goodman).

Re: [Numpy-discussion] numpy.linalg.qr bug on 64-bit platforms

2007-03-07 Thread Lars Bittrich
On Monday 05 March 2007 08:01, Steffen Loeck wrote: > Has there been any progress in solving this problem? I get the same error > message and have no idea how to solve it. I do not understand those code parts very well but I think the values passed to the lapack routines must be integer and not l