* * * * * * *                               *   real    *                               * * * * * * *        "real part"        SYNTAX: X = real(Z)        Z is an expression whose value is an integer, a rational,        a real or complex number.        X is assigned the value of the real part of Z = X + Y * i.        Example 1: (correct)                real(3.6 + 6 * i)