wxWidgets/interface/math.h

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/////////////////////////////////////////////////////////////////////////////
// Name: math.h
// Purpose: interface of global functions
// Author: wxWidgets team
// RCS-ID: $Id$
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
/** @ingroup group_funcmacro_math */
//@{
/**
Returns a non-zero value if @a x is neither infinite nor NaN (not a
number), returns 0 otherwise.
@header{wx/math.h}
*/
int wxFinite(double x);
/**
Returns a non-zero value if x is NaN (not a number), returns 0 otherwise.
@header{wx/math.h}
*/
bool wxIsNaN(double x);
//@}