DNRM2(1) | BLAS routine | DNRM2(1) |
NAME¶
DNRM2 - returns the euclidean norm of a vector via the function name, so that DNRM2 := sqrt( x'*x ) Further Details =============== -- This version written on 25-October-1982
SYNOPSIS¶
- DOUBLE PRECISION
- FUNCTION DNRM2(N,X,INCX)
INTEGER INCX,N DOUBLE PRECISION X(*)
PURPOSE¶
DNRM2 returns the euclidean norm of a vector via the function
name, so that
Modified on 14-October-1993 to inline the call to DLASSQ.
Sven Hammarling, Nag Ltd.
November 2008 | BLAS routine |