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Returns the complex dot product of two vectors, conjugating the first.

**COMPLEX FUNCTION CDOTC(***N***,** *X***,*** INCX***,** *Y***,*** INCY***)**

**INTEGER** *INCX***,** *INCY***,** *N*

**COMPLEX*** X***(*),*** Y***(*)**

DOUBLE COMPLEX FUNCTION ZDOTC(N,X,INCX,Y,INCY)INTEGERINCX,INCY,NCOMPLEX*16X(*),Y(*)

The **CDOTC** or
**ZDOTC** function returns the complex dot product of two vectors,
conjugating the first.

For values of *N* <=
0, a value of 0 is returned.
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