src/real/elem/cl_R_plusp.cc

   1 // plusp().
   2
   3 // General includes.
   4 #include "cl_sysdep.h"
   5
   6 // Specification.
   7 #include "cl_real.h"
   8
   9
  10 // Implementation.
  11
  12 cl_boolean plusp (const cl_R& x)
  13 {
  14         if (minusp(x))
  15                 return cl_false; // x<0 -> nein
  16         elif (zerop(x))
  17                 return cl_false; // x=0 -> nein
  18         else
  19                 return cl_true; // sonst ist x>0.
  20 }