On Tue, 30 May 2006, Simon Burton wrote:
> Consider these two operations:
>
> >>> a=numpy.empty( 1024 )
> >>> b=numpy.empty( 1024 )
> >>> a[1:] = b[:-1]
> >>> a[1:] = a[:-1]
> >>>
>
> It seems that in the second operation
> we need to copy the view a[:-1]
> but in the first operation we don't need
Hi Andrew,
first thanks a lot for your effort - I am certain it
will be very much appreciated!
On Thu, 8 Jun 2006, Andrew Straw wrote:
> I've put together some .debs for numpy-0.9.8. There are binaries
> compiled for amd64 and i386 architectures of Ubuntu Dapper, and I
> suspect these will build
On Thu, 8 Jun 2006, Andrew Straw wrote:
> Arnd Baecker wrote:
> > What worries me is
> > a) the Build conflicts: atlas3-base
> >
> I hoped to investigate further and post afterwards, but my preliminary
> findings that led to this decision are:
>
> 1) building w
On Thu, 15 Jun 2006, Damien Miller wrote:
> David M. Cooke wrote:
> > Can you update to the latest svn? We may have fixed it already: valgrind is
> > showing up nothing for me.
>
> Ok, but dumb question: how do I check out the SVN trunk? Sourceforge
> lists details for CVS only... (unless I'm miss
Hi,
On Wed, 28 Jun 2006, Jon Wright wrote:
>
> >>This strikes me as a little bit odd. Why not just provide the
> >>best-performing
> >>function to both SciPy and NumPy? Would NumPy be more difficult to install
> >>if the SciPy algorithm for inv() was incorporated?
> >>
> >>
> Having spent a few
Hi,
I am wondering a bit about the the behaviour of logspace:
Definition: numpy.logspace(start, stop, num=50, endpoint=True, base=10.0)
Reading this I would assume that
numpy.logspace(10**-12, 0.0, 100)
gives 100 values, from start=10**-12 to stop=0.0,
equispaced on a logarithmic scale.
But t
Hi Travis,
On Thu, 6 Jul 2006, Travis Oliphant wrote:
> Steffen Loeck wrote:
> > Hi all,
> >
> > i made some speed tests using the sin-function and the %-operation to
> > compare
> > Numeric, numpy 0.9.8 and numpy 0.9.9.2732.
> > As result the latest numpy version seems to be very slow in compar
On Thu, 6 Jul 2006, Travis Oliphant wrote:
> Arnd Baecker wrote:
> > Hi
> >>> i made some speed tests using the sin-function and the %-operation to
> >>> compare
> >>> Numeric, numpy 0.9.8 and numpy 0.9.9.2732.
> >>> As result the la
Hi Alan,
sorry, for answering so late - your message slipped through ...
On Fri, 30 Jun 2006, Alan Isaac wrote:
> On Fri, 30 Jun 2006, T) Arnd Baecker wrote:
> > I am wondering a bit about the the behaviour of logspace:
>
> http://www.mathworks.com/access/helpdesk/help/techdoc/re
On Wed, 19 Jul 2006, David Grant wrote:
> Is there any way to do line-by-line profiling in Python? The profiling
> results can tell me how much time is spent in all functions, but within a
> given function I can't get any idea of how much time was spent on each line.
> For example, in the exampl
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