[Numpy-discussion] Does float16 exist?

Darren Dale darren.dale@cornell....
Mon Jan 7 15:13:04 CST 2008

On Monday 07 January 2008 03:09:33 pm Travis E. Oliphant wrote:
> Darren Dale wrote:
> > One of my collaborators would like to use 16bit float arrays. According
> > to http://www.scipy.org/Tentative_NumPy_Tutorial, and references to
> > float16 in numpy.core.numerictypes, it appears that this should be
> > possible, but the following doesnt work:
> No, it's only possible, if the C-implementation NumPy was compiled with
> has 16-bits for its float scalar.
> Only float, double, and long double are implemented.  These translate to
> various bit-widths on different platforms.  numerictypes is overly
> aggressive at guessing what they might translate to.

Thanks for the clarification, Travis.


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