Language Reference

FMSUB(A, X, Y)

Floating-point Multiply and Subtract

Returns the result of a floating-point multiply-subtract.

Parameters

A

must be of type REAL(8). If compiled on a PowerPC platform with -qarch set for PowerPC compilation, A may alternatively be of type REAL(4).

X

must be of the same type and kind type parameter as A.

Y

must be of the same type and kind type parameter as A.

Result Type and Attributes

Same as A, X, and Y.

Results

The result has a value equal to A*X - Y.