Description

   unordered(x,y) returns the value 1 (true) if x, y, or both are a
   NaN and returns the value 0 (false) otherwise.


                          Entry-Point Names

   Generic
   Function   Data Type   OpenVMS                Tru64 UNIX
   Name       Required

   unordered  S_FLOAT     math$unordered_s       unorderedf
              T_FLOAT     math$unordered_t       unordered
              X_FLOAT     math$unordered_x       unorderedl
              F_FLOAT     math$unordered_f
              G_FLOAT     math$unordered_g