!"# $ % & " '( #" ' &'#) "' ( "' & "' #& &'#& "& ( * # $" " ' + , " ' - ' # " ) # " & $$) " ( .$ " " ' ' # ! "' # '# " ))/'0(1# 2 33345 % ! 6 ' $ 7 → →→ → = == =+ ++ + 1 & =8##9#:; ! #+&<"(*+ &#" #"'# ( ) ( ) ( ) ( ) ( ) + = = + ( *"!& ( ) ( ) + = + ( ' = ) = )#+−# ( ) ( ) ( ) ( ) ( ) ( ) + = + = − + + = − + + = + ( ( ) ( ) ( ) ( ) ( ) ( ) ( ) + = = − + = − + − + = − + ( =9=#& & (< "( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 9 3 % ! 6 ? ' $"' ( *&$"' ' #+'++'7 ! " → →→ → # + ++ += == =− −− − @=#&## ( ) ( ) ( ) = − ( 9 &+'=# −=−# =# + ! & +' # &=−) &− (A#<,λ&λ=#&)=λ #&=−λ#&& &λ=#+=# !=−(1) #)=−#& ( ) ( ) ( ) ( ) ( ) = − = − − = − + # &+''&−+=##−=− (A)&#'# ( ) ( ) ( ) + = − ( '=#+!=(* =−#7 ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( + = + − + = + − − = − − − = − '(#' '&#)=# ( ) ( ) ( ) ( ) ( ) ( ) + = + = − ( 1) #+'#<ρ&ρ=−#& ( ) ( ) ( ) ( ) ( ) ρ ρ = = + = − - ( ) ρ = ( B & '! '# '# −'#&=−−=−−=ρ#+ (*&## ( ) ( ) ( ) ρ ρ − = = = # ρ = − ( A , ρ # & < "#+)( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> . +'#" 9 4555 % 5 ! CC9( "$$"7 ? $ = == =%#&#'#()" $ → →→ → $ > >> >> >> ># = == = & ⋅ ⋅⋅ ⋅## $ " '+'#=#>#># =( ' &# )=#) =# =(*+!##+&# #&#+# ( ) ( ) ( ) = # ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) = = = # +'#=( 1)&> (# ( ) ( ) ( ) ( ) ( ) ( ) = > = # ( ) < # !("#&< (# ( ) ( ) ( ) ( ) ( ) ( ) = < = # ( ) > # ' ( = ( A " '#+!)& ? ##+,( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> % & ' # + & + "' # ( "' #! #+&"'# &> +&#≥+(+ 33555%!5CD7 * + , -+### + ++ +− −− −− −− −= == =.# E &= == =.#'> >> >.#////= == ='''' /0& * "!&=#9=7 ( ) ( ) = = + # ( ) ≤ ≤ # ( ) = - ( ) ( ) ( ) 9 < = + + = # ( ) 9 = ( * "! &# & '#+&'#≥#!+ ==##:#('=( *=−# ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) # = − + = − + + ≥ − + ≥ − + = ! , + = =##:#−)(A#9=#+ ( ) ( ) 9999 9999 9 CCCC 9999 = ≤ = # &9=9==##9#:#9999# &CD9=9⋅22=22#CD=CD9−−=2222(1) # ( ) ( ) ( ) ( ) ( ) 99? 9 99? CC CC CC = ⋅ = = + + ≥ # ( ) ( ) ( ) 99? CC E CD E CD ≥ = ⋅ ≥ # ( ) 99? 99E CD 22 E E ≤ < = ( CD=22( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> < " , ( '7<!< " # + )) & " (1 $ 2353%!5C7 2 , + ++ +> >> > # = == = " 8#+#+#:;# + & , & ' '# + "F &&( ' '=#+&&>#>−# '− # !# &,>#+,( *&)(#≥#+& , =##:##<<9<:<#+ #≤−≤9−≤:≤−−(A≥'# ≥(*&>+#&−! + #−≥+( A#−>#+&! + # ! #+!+ &#&, (−≥#&−! + # + >−# + ( , + +#+) ( '&#>#># , #(*& >( A # ≥+# & ≥+># & ( ≤( *" & <( 1 # ≤−( A >−>:># + " & ≥−+≥−+≥:≥+−# ≤−−≤( A '#'( = # & ! ' #+=+>==( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> " # 9 333455 % ! 5CC27 !1→ →→ → ( ) ( ) ( ) ( ) ( ) + = + # # ∀ ∈ *+==#&=+#=(@ =#& ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) = + = + = # #"&'(. !""#<"'# , "# + ,'& "## ! '=( * < " + & # < " ' # & ( 4 &# & '#=##"' ("!#' =#+"=(* −#)=−# ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) # = + − = + − = + − = + − = ) & + − " ) ( * ) & =+# ∈8###:#−;( &"#=##&)+! "&,'(A#&# "#+,#+ #+# ( ) ( ) ( ) ( ) ( ) ( ) ( ) = + = + = + = + = + # ( ) = ( D 1) # < + " '# =( &#&'+# ( ) ( ) + = + # +&$&+"#& ( ) ( ) ( ) ( ) ( ) ( ) ( ) + = + = + = + ( G#&#&', + " # " ! " + (A# =+#=++ ' &# + # + + '(#=#=#'+#+ ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) ( ) # + = + + + = + + + = + + + = + + + = + + + = + = + + ) & " " " # + )+ ( # " &# , " # & '# &'=+# '+&###:#−(#=+# ',#,&=( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> & ! " '""<# " ")#"&," " # + " < " " ! #'(* ' "' # ( * ' E 33354%!6CCD7 C " → →→ → , + ++ += == =& = == =#&#'#( *""<=−#&#'# ( ) ( ) ( ) ( ) ( ) ( ) ( ) + = + − − = − = ( 1) # " # >−# + # −−≥=−−# # ≥−# ! + + − '( *"! &#'#+≥#!+ += =##:#( ) ) + =#+−#+≥+−≥# ++==##:#−## + + += =##:#( * " + = + ≥# =( . =+# ' & = ' ( .!8 ; ' #!#+ #< ≥#& = #='## ( ' # =+( .''''# ''(*+< # & ( ) ( ) ( ) ( ) ( ) + = + = + = + = # &&''#+) ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ' 1 ! + !! <'"' # !$'& +( & ! & '# "# " # ')## ")'&"(H $ "7 ' #" #, ! "# + ' # ! ! "# ! # "))'( I&' 9 33 % ! 5 CD# & & '7 1 ! ! ! %#&#(##()#%#&#(##()# < << <&< << <(< << << << <(# < << <&< << <(< << << << <(# , = == =+ ++ +≥ ≥≥ ≥ &2. *+!+#'(% '# +( '&# '#+−(A#' &##<'&−=−=# −(#+#+−=