slapy3
NAME
SLAPY3 - return sqrt(x**2+y**2+z**2), taking care not to cause unnecessary overflow
SYNOPSIS
REAL FUNCTION
SLAPY3( X, Y, Z )
REAL
X, Y, Z
PURPOSE
SLAPY3 returns sqrt(x**2+y**2+z**2), taking care not to cause unnecessary overflow.
ARGUMENTS
X (input) REAL
Y (input) REAL
Z (input) REAL
X, Y and Z specify the values x, y and z.
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