Sorry!! Due to a mistake by me I've reported an unexisting bug. I'm sorry... (I'm not a mathematician but a medical doctor...) I feel ashamed...
Best regards! VT -- Dr. Volker Thieme Rochlitzstraße 65 Leipzig 04229 Germany volker.thieme_(at)_mac.com Anfang der weitergeleiteten E-Mail: > Von: vtl <[email protected]> > Datum: 1. Januar 2010 15:35:00 MEZ > An: [email protected] > Betreff: Error in gsl_blas doc > > Hi All! > > Happy New Year! > > Thank you for making GSL! > > But: There is a minor bug in > http://www.gnu.org/software/gsl/manual/html_node/Level-1-GSL-BLAS-Interface.html: > > <QUOTE> > — Function: int gsl_blas_srotg (float a[], float b[], float c[], float s[]) > — Function: int gsl_blas_drotg (double a[], double b[], double c[], double > s[]) > These functions compute a Givens rotation (c,s) which zeroes the vector (a,b), > > [ c s ] [ a ] = [ r ] > [ -s c ] [ b ] [ 0 ] > > The variables a and b are overwritten by the routine. > </QUOTE> > > should be: > > — Function: int gsl_blas_srotg (gsl_vector_float *X, gsl_vector_float *Y, > float c, float s) > — Function: int gsl_blas_drotg (gsl_vector *X, gsl_vector *Y, double c, > double s) > These functions compute a Givens rotation (c,s) which zeroes the vector (X,Y), > > [ c s ] [ X ] = [ r ] > [ -s c ] [ Y ] [ 0 ] > > The variables c and s are overwritten by the routine. > > Kind regards! > > VT > > -- > Dr. Volker Thieme > Rochlitzstraße 65 > Leipzig > 04229 > Germany > > volker.thieme_(at)_mac.com > > > _______________________________________________ Bug-gsl mailing list [email protected] http://lists.gnu.org/mailman/listinfo/bug-gsl
