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Sign Intrinsic

     Sign(A, B)
     

Sign: INTEGER or REAL function, the exact type being the result of cross-promoting the types of all the arguments.

A: INTEGER or REAL; scalar; INTENT(IN).

B: INTEGER or REAL; scalar; INTENT(IN).

Intrinsic groups: (standard FORTRAN 77).

Description:

Returns ABS(A)*s, where s is +1 if B.GE.0, -1 otherwise.

See Abs Intrinsic, for the function that returns the magnitude of a value.