LAPACK  3.5.0
LAPACK: Linear Algebra PACKage
 All Classes Files Functions Variables Typedefs Macros
snrm2.f File Reference

Go to the source code of this file.

Functions/Subroutines

REAL function snrm2 (N, X, INCX)
 SNRM2 More...
 

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 ).
Author
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.
Date
November 2011
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 55 of file snrm2.f.

Here is the caller graph for this function: