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/*
** -*- C -*-
**
** log.h
** Made by Bruno JOFRET <bruno.jofret@inria.fr>
**
** Started on Thu Mar 22 08:52:36 2007 jofret
** Last update Mon Oct 22 09:27:17 2007 bruno
**
** Copyright INRIA 2007
*/
#ifndef __LOG_H__
#define __LOG_H__
#include "floatComplex.h"
#include "doubleComplex.h"
/*
** Compute Logarithm for different types .
*/
/*
** \brief Float Logarithm function
** \param in : input value.
*/
float slogs(float in);
/*
** \brief Double Logarithm function
** \param in : input value.
*/
double dlogs(double in);
/*
** \brief Float Complex Logarithm function
** \param in : input value.
*/
floatComplex clogs(floatComplex in);
/*
** \brief Double Complex Logarithm function
** \param in : input value.
*/
doubleComplex zlogs(doubleComplex in);
/*
** \brief Float Matrix Logarithm function
** \param in : input array value.
** \param out : output array value.
** \param size : the size of in and out arrays.
*/
void sloga(float* in, int size, float* out);
/*
** \brief Double Matrix Logarithm function
** \param in : input array value.
** \param out : output array value.
** \param size : the size of in and out arrays.
*/
void dloga(double* in, int size, double* out);
/*
** \brief Float Complex Matrix Logarithm function
** \param in : input array value.
** \param out : output array value.
** \param size : the size of in and out arrays.
*/
void cloga(floatComplex* in, int size, floatComplex* out);
/*
** \brief Double Complex Matrix Logarithm function
** \param in : input array value.
** \param out : output array value.
** \param size : the size of in and out arrays.
*/
void zloga(doubleComplex* in, int size, doubleComplex* out);
#endif /* !__LOG_H__ */
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