sinh() computes the hyperbolic sine of x.

    sinh(x) is defined as (exp(x)-exp(-x))/2.

                           Entry-Point Names

    Generic                               Compaq
    Function   Data Type   OpenVMS        Tru64 UNIX
    Name       Required    Alpha          Alpha

    sinh       S_FLOAT     math$sinh_s    sinhf
               T_FLOAT     math$sinh_t    sinh
               X_FLOAT     math$sinh_x    sinhl
               F_FLOAT     math$sinh_f
               G_FLOAT     math$sinh_g