diff options
Diffstat (limited to '2.3-1/src/c/elementaryFunctions/pow/cpows.c')
-rw-r--r-- | 2.3-1/src/c/elementaryFunctions/pow/cpows.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/2.3-1/src/c/elementaryFunctions/pow/cpows.c b/2.3-1/src/c/elementaryFunctions/pow/cpows.c new file mode 100644 index 00000000..5848c4b5 --- /dev/null +++ b/2.3-1/src/c/elementaryFunctions/pow/cpows.c @@ -0,0 +1,28 @@ +/* + * Scilab ( http://www.scilab.org/ ) - This file is part of Scilab + * Copyright (C) 2006-2008 - INRIA - Bruno JOFRET + * + * This file must be used under the terms of the CeCILL. + * This source file is licensed as described in the file COPYING, which + * you should have received as part of this distribution. The terms + * are also available at + * http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + * + */ + +#include "pow.h" +#include "exp.h" +#include "log.h" + +floatComplex cpows(floatComplex z, floatComplex power) { + /*Cas z=0 */ + if ( (creals(z)==0) && (cimags(z)==0) ){ + /* Cas 0^0 */ + if ( (creals(power)==0) && (cimags(power)==0) ) return FloatComplex(1,0); + /* Cas 0^x, x!=0 */ + return FloatComplex(0,0); + } + + /* Cas z!=0 */ + return cexps(cmuls(clogs(z), power)); +} |