CXML

LAPACK version 3.0

dlapy2(3)

PURPOSE

DLAPY2 - return sqrt(x**2+y**2), taking care not to cause unnecessary overflow

SYNTAX

DOUBLE PRECISION FUNCTION DLAPY2( X, Y ) DOUBLE PRECISION X, Y

DESCRIPTION

DLAPY2 returns sqrt(x**2+y**2), taking care not to cause unnecessary overflow.

ARGUMENTS

X (input) DOUBLE PRECISION Y (input) DOUBLE PRECISION X and Y specify the values x and y.

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