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## Re: [Help-gsl] linear algebra for float

**From**: |
Brian Gough |

**Subject**: |
Re: [Help-gsl] linear algebra for float |

**Date**: |
Wed, 13 Aug 2008 11:18:07 +0100 |

**User-agent**: |
Wanderlust/2.14.0 (Africa) Emacs/22.2 Mule/5.0 (SAKAKI) |

At Mon, 11 Aug 2008 18:55:04 +0200,
Carlos Medrano wrote:
>* I would like to use linear algebra functions, for instance*
>* gsl_linalg_cholesky_decomp*
>* *
>* The problem is that I am using float numbers (gsl_matrix_float*
>* etc). It seems that these functions only accept double*
>* (gsl_matrix). Are there some linear algebra functions specific for*
>* float? *
Only the standard BLAS functions, gsl_blas_sgemm etc. For other
functions we only support double.
>* If not, which is the best way to manage this situation? Just*
>* copy to a double matrix and then copy back the result?*
Yes, or work in double precision.
--
Brian Gough
GNU Scientific Library -
http://www.gnu.org/software/gsl/