// atan().
// General includes.
-#include "cl_sysdep.h"
+#include "base/cl_sysdep.h"
// Specification.
-#include "cl_real.h"
+#include "cln/real.h"
// Implementation.
+namespace cln {
+
const cl_R atan (const cl_R& x)
{
// Methode:
// arctan(x) = arctan(X=1,Y=x).
return atan(1,x);
}
+
+} // namespace cln