F06JJF (DZNRM2) computes the Euclidean norm of a complex vector.
F06JJF (DZNRM2) returns the Euclidean norm
of the
n-element complex vector
x scattered with stride
INCX, via the function name.
Lawson C L, Hanson R J, Kincaid D R and Krogh F T (1979) Basic linear algebra supbrograms for Fortran usage
ACM Trans. Math. Software 5 308–325
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