	z	(	z	z2		<		p		p		f(		2		Q		<			p			Q	z	z2		(	Q	(		<		2	[	G	<	<	<	<		2	<	<	G	pz	G	[	=	Q	=	2	G	(		[	=							(				[	z	z	p	2

=QGo=Q(e
	(	(	=			=	f	p				Q	2	Q		p		(	e		p	Q	[		<	(	2	<	G		2		e	z	[(	2Q			e	[		
		(		p							e		Q	p	(		f(		[2		(		<		QG		p[		[Q		z[		fG		zQ		fe	z	p[	e	Q	G	G	G	e	Q	z	2	p	e	z	G	Q	2	Q	(	pG		zp	2	Q						2			(		