snrm2.f

Section: LAPACK (3)
Updated: Tue Nov 14 2017
Page Index
 

NAME

snrm2.f  

SYNOPSIS


 

Functions/Subroutines


real function snrm2 (N, X, INCX)
SNRM2  

Function/Subroutine Documentation

 

real function snrm2 (integer N, real, dimension(*) X, integer INCX)

SNRM2

Purpose: 

 SNRM2 returns the euclidean norm of a vector via the function
 name, so that

    SNRM2 := sqrt( x'*x ).


 

Parameters:

N 

          N is INTEGER
         number of elements in input vector(s)


X 

          X is REAL array, dimension ( 1 + ( N - 1 )*abs( INCX ) )


INCX 

          INCX is INTEGER
         storage spacing between elements of SX


 

Author:

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date:

November 2017

Further Details: 

  -- This version written on 25-October-1982.
     Modified on 14-October-1993 to inline the call to SLASSQ.
     Sven Hammarling, Nag Ltd.


 

Definition at line 76 of file snrm2.f.  

Author

Generated automatically by Doxygen for LAPACK from the source code.

 

Index

NAME
SYNOPSIS
Functions/Subroutines
Function/Subroutine Documentation
real function snrm2 (integer N, real, dimension(*) X, integer INCX)
Author