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OpenDarwin 7.2.1 - man page for sqrt (opendarwin section 3)

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SQRT(3) 			   BSD Library Functions Manual 			  SQRT(3)

NAME
     sqrt -- square root function

SYNOPSIS
     #include <math.h>

     double
     sqrt(double x);

DESCRIPTION
     The sqrt() function compute the non-negative square root of x.

SPECIAL VALUES
     sqrt(-0) returns -0.

     sqrt(x) returns a NaN and generates a domain error for x < 0.

SEE ALSO
     math(3), matherr(3)

STANDARDS
     The sqrt() function conforms to ISO/IEC 9899:1999(E).

BSD					 January 27, 2003				      BSD
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