dlapy3 (3) - Linux Manuals

NAME

dlapy3.f -

SYNOPSIS

Functions/Subroutines

DOUBLE PRECISION function dlapy3 (X, Y, Z)
DLAPY3 returns sqrt(x2+y2+z2).

Function/Subroutine Documentation

DOUBLE PRECISION function dlapy3 (double precisionX, double precisionY, double precisionZ)

DLAPY3 returns sqrt(x2+y2+z2).

Purpose:

 DLAPY3 returns sqrt(x**2+y**2+z**2), taking care not to cause
 unnecessary overflow.

 

Parameters:

X

          X is DOUBLE PRECISION

Y

          Y is DOUBLE PRECISION

Z

          Z is DOUBLE PRECISION
          X, Y and Z specify the values x, y and z.

 

Author:

Univ. of Tennessee

Univ. of California Berkeley

Univ. of Colorado Denver

NAG Ltd.

Date:

September 2012

Definition at line 69 of file dlapy3.f.

Author

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