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author | jofret | 2009-04-28 06:53:00 +0000 |
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committer | jofret | 2009-04-28 06:53:00 +0000 |
commit | b56c1d5508edf80f36c9a48e8806641f5cdf2cd8 (patch) | |
tree | 921ff5c8b47befe9b797cffa57bea9c940a7224c /src/c/elementaryFunctions/pow/cpows.c | |
parent | 127ac18608c72acfed9d59599252ad62cb562ee5 (diff) | |
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Moving source code
Diffstat (limited to 'src/c/elementaryFunctions/pow/cpows.c')
-rw-r--r-- | src/c/elementaryFunctions/pow/cpows.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/c/elementaryFunctions/pow/cpows.c b/src/c/elementaryFunctions/pow/cpows.c new file mode 100644 index 00000000..5848c4b5 --- /dev/null +++ b/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)); +} |