Description

   j0() and j1()  return the value of the Bessel function of the
   first kind of orders 0 and 1, respectively.

   jn() returns the value of the Bessel function of the first kind
   of order n.

   y0() and y1()  return the value of the Bessel function of the
   second kind of orders 0 and 1, respectively.

   yn() returns the value of the Bessel function of the second kind
   of order n.

   The value of x must be positive for the y family of Bessel
   functions. The value of n specifies some integer value.


                          Entry-Point Names

   Generic
   Function   Data Type   OpenVMS        Tru64 UNIX
   Name       Required

   j0         S_FLOAT     math$j0_s      j0f
              T_FLOAT     math$j0_t      j0
              X_FLOAT     math$j0_x      j0l
              F_FLOAT     math$j0_f
              G_FLOAT     math$j0_g

   j1         S_FLOAT     math$j1_s      j1f
              T_FLOAT     math$j1_t      j1
              X_FLOAT     math$j1_x      j1l
              F_FLOAT     math$j1_f
              G_FLOAT     math$j1_g

   jn         S_FLOAT     math$jn_s      jnf
              T_FLOAT     math$jn_t      jn
              X_FLOAT     math$jn_x      jnl
              F_FLOAT     math$jn_f
              G_FLOAT     math$jn_g

   y0         S_FLOAT     math$y0_s      y0f
              T_FLOAT     math$y0_t      y0
              X_FLOAT     math$y0_x      y0l
              F_FLOAT     math$y0_f
              G_FLOAT     math$y0_g

   y1         S_FLOAT     math$y1_s      y1f
              T_FLOAT     math$y1_t      y1
              X_FLOAT     math$y1_x      y1l
              F_FLOAT     math$y1_f
              G_FLOAT     math$y1_g

   yn         S_FLOAT     math$yn_s      ynf
              T_FLOAT     math$yn_t      yn
              X_FLOAT     math$yn_x      ynl
              F_FLOAT     math$yn_f
              G_FLOAT     math$yn_g