Return the square root of x.

Synopsis

Declared in <bdldfp_decimalimputil.h>

static
DecimalImpUtil::ValueType32
sqrt(ValueType32 x);

Description

Special value handling: * If x is quiet NaN, quiet NaN is returned. * If x is signaling NaN, quiet NaN is returned and the value of the macro EDOM is stored into errno. * If x is less than ‐0, quiet NaN is returned and the value of the macro EDOM is stored into errno. * If x is +/‐infinity or +/‐0, it is returned unmodified.

Return Value

the square root of x

Parameters

Name

Description

x

value whose square root is returned

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