naginterfaces.library.blast.zamin_​val

naginterfaces.library.blast.zamin_val(x)[source]

zamin_val computes, with respect to absolute value, the smallest component of a complex vector, along with the index of that component.

For full information please refer to the NAG Library document for f16jt

https://www.nag.com/numeric/nl/nagdoc_27.1/flhtml/f16/f16jtf.html

Parameters
xcomplex, array-like, shape

The -element vector .

If , must be stored in , for .

If , is not referenced.

Returns
kint

Note: this argument represents an array index; the value returned will be base-1.

, the index, from the set , of the smallest component of with respect to absolute value. If on input then is returned as .

rfloat

, the smallest component of with respect to absolute value. If on input then is returned as .

Raises
NagValueError
(errno )

On entry, error in parameter .

Constraint: .

Notes

zamin_val computes, with respect to absolute value, the smallest component, , of an -element complex vector , and determines the smallest index, , such that

References

Basic Linear Algebra Subprograms Technical (BLAST) Forum, 2001, Basic Linear Algebra Subprograms Technical (BLAST) Forum Standard, University of Tennessee, Knoxville, Tennessee, https://www.netlib.org/blas/blast-forum/blas-report.pdf