LAPACK  3.5.0
LAPACK: Linear Algebra PACKage
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dlapy2.f File Reference

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Functions/Subroutines

DOUBLE PRECISION function dlapy2 (X, Y)
 DLAPY2 returns sqrt(x2+y2).

Function/Subroutine Documentation

DOUBLE PRECISION function dlapy2 ( double precision  X,
double precision  Y 
)

DLAPY2 returns sqrt(x2+y2).

Download DLAPY2 + dependencies [TGZ] [ZIP] [TXT]
Purpose:
 DLAPY2 returns sqrt(x**2+y**2), taking care not to cause unnecessary
 overflow.
Parameters
[in]X
          X is DOUBLE PRECISION
[in]Y
          Y is DOUBLE PRECISION
          X and Y specify the values x and y.
Author
Univ. of Tennessee
Univ. of California Berkeley
Univ. of Colorado Denver
NAG Ltd.
Date
September 2012

Definition at line 64 of file dlapy2.f.

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