! " $ % & ' ( ' # " # & ' " " # ' ) ( " ' & " ' & # & ' " # & & ( * $ " ' " + , ' " # # $ . " ' ) $ # " ) & " ( $ " ' ' " # ' " # ) 33345 % 7 ! ' ) ! " 6 # / ' 0( 1 # 2 ' $ → 1 & =8 # #9#:; ! #+ & & ' ( + * ( ( )= "! ( + + = ( * ( ))) = ( ) + ) = ( )+ = ( ( )) = ( ) − (( − + ( )= =9= # & ( = ) )+ )+ ( )+ = − + − + ( )− & " ( & = − # + + # ) = ( )+ ' ( " " " #+ < # # ) = + = + ( )= + ( ( )( ( )( − + < ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 9 ' 3 ! $ * # + ' + ' 7 " # + = # & # ( ' ! → ? ' $ " + @ 6 " & ' % = − # ( ( )) = ( ) − ( & − = − # = # + = & ! & − ( A # & =− ( 1) + ' ( A , λ = −λ# ' & ( ( )) = ( + ( = ( )−( & 1) ) ( + ( ( ( )= & = # + ' # = ( * 7 ) ( ) + ( )) = ( − ) − = ( )− ( − = ( ( ( * ) ( )) − # ' # ρ ( ρ =− # & ( )= ρ- & ρ( ' # = −− & # ( ( )) = ( ρ ) = ρ − = +( − ( ))) = ( ) − + =− − ' # = ρ# + # ρ =− ( # ρ , # ( ! ( ρ ))) = ( ) − & & ' ( )) = ( ) − # < + # = # # − =− '! − A ' λ= # + & & # ( )) = + # = B # =λ ) & ' ( ' & ( ( − ) + ( )) # = = #+ = − # − = − − + & ' + # λ= # & # ' & ( ( − )) − ) ( + #) = − = & = ' ) # < ! + # " & < #+) ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> . + 9 4555 % " $ ' # " 5 ! $ " 9 CC9 ( 7 $=% #&#'#() " > $→$ > = &⋅ # # " $ # ' + = ( = ' # ' = ( * ! # # + ( ( )) = ( ( ) ( )) = + 1) ( ( ) = ( ( )) < ' ( )# # ( ) = ( ( )) " ( )< # # ( ) = ( ( )) # < ( & ( )> # ' #+ ? ( ! ) # #+ # # = ( " # # ( ) = ( ( )) > ! & ( > ( & # ( ( )) = ( ) ( ) = ( ( )) # = ' # = #+ & # > # = #) & #) + > # # A & , ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> % & ' # + & " ' " & ( # " + ! ' # ! + 5 CD 7 + , - +# # # + − − ? =. > & ≥ + ( # 33555 % * # ' #+ & + # & =.# ' >.# //// ='''' /0& * "! = = # 9= 7 & ( )= ( )+ ≤ # ( 9) = ( ) + ( ) + < * #+ ( 9) = # ' ≥ # = # #:# ( , = # #:# − ( A 9999 = 9999 9 = ≥ ( 9) ≤ ( CCCC ) = 9999 # CD9 − − ( CC ) = ( E ⋅ CD ) )+ ( ) 9 = #+ =22 ( 9 ⋅ 99 ? ) = ( CC ) = ( CC ) + ( ) + ( − = # #9#:#9999# CD = 99 ? ≥ (( = # 9= CD9 = 9⋅22 =22 # 99 ? = = ( + ) & + ' ( ) = (( − ) + ) = (( − ) ) + ( ) + ≥ ( − ) ( ) + ( ) = ( )# ! & # ! = − # * - ( & # & = ( )= # "! ' & = ( )≤ )≤ CD )≥E ( 22 ( 1) ≥ CD )# # ( CC ) # 99 ? 99 E < = 22 ( E E CD =22 ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> < " ' , 7 ( < !< " # + " ) ) & ( 1 2 353 % $ ! E 5 C 7 , + > # = " 8 & + # # + #:;# + , & ' " ' # + F & & ( ' = #+ & ' − ' & > #+ ) ( = # #:# # , ≤ − ≤ 9 − ≤:≤ ≥ ( * A & # & #& + − − ( A > + # & − > #+ & ! + , − − − ≥ > ( A # ≥ + # − >:> − + ≥:≥ #+ ' # ! + ! #+ − ≥ + ( # # ! + − & ( > # , # + > # & ( ≤ − ( # + " + − # ≤ − − ≤ ( & A ( ! + = + > = ! & < ( 1 ' # & # < 9 <:< > # ≥ & & ' # = < ( & # " > − + ≥ ≥ #+ & ( * ≤ ( * ≥ # + #+) # A ( + ' , , # + # # ≥ # ( > # + − ! , # > # & * > # & ' = ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 2 " # 9 5 333455 % ! CC2 7 ! ( * ( )) = ( ( )) + ( ) # + = = # + = ( )= ( # & = # & ! " #+ * ' " = # # # # +( − +( − = ) ) & ) )= = + = & + ' ' = ( * (( # − − + ( * = # # ' ( ) ) ∈8 # # #:# − ; ( ( A #+ + = − ) + # , #+ ) )) = ( ( )) + (( " " " & # & & ( " " # = − )= ( # ! < " ) = & # = #+ " " & # "! ) & ' # ( 4 ( ( " + # & ' − # < ( . ( < ' = ( @ # ' # , = ' + & " " ∀ # ∈ ( )) = ( ( )) + ( ) = ( ( )) # + " , → 1 )= ( ( = ! & # # # )) = ( ( )) + ( ( )( ) + # , + #& + ) = ( )+ # 1) < # + " & # + & $ G & ( ( + )= ( + # & + # ( A & ' ( ( + ( )) = ( = + ) = # = + + + , ' # ) = (( + ( )= ( ( " ( )( + # = + , + + + ' + + + #+ ) + )=( + + ) + ( ) )+ ( + ) = ( )+ ( ) " " # " " & # # # & & ' + ! " ) + + # + + & #+ = ( )+ + ( ( )) + ( ) # = " + # )= ' # # & & " ' # )) = ( ( )) + ( & # # ( )# + " ( + ' + )= + = ( ' # = ' + # # # #:# − ( & ' , # # , = + # = ( & >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> & ! ' " " " " < " " # # ) + # " " & < ' , " " " ! ( * " ' * 33354 % # # ' ! 6 ' ( E CCD 7 D → " , + =& = #&#'#( * " " 1) = < ( ( )) = ( + # + − # & # ( )) − − ( ) = ( )− " − # + − ≥ = − − # ' + = + # = # #:# ( = #+ + + # ' # # + = + = + ≥ # = & # = & ' ! #+ ( ' ' ' ' ' # ' ( * ( + ( )) = ( & + # = + ( ' & # # ' # # < = # ( & + − ≥ 8 ; ' . ≥ + = # #:# − # " = + ) + ! ≥ # # ! + = = # #:# ( * "! ) + . ≥ − # + = ( . − # ! ' ( * & # # − #+ ≥ # − + ( )( = > # ' )= + ' = ( + )= ' #+) + < ( )# ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> C ' 1 ! ! + ! < ! ' " $ & & ' ' # # # ) # ' $ " 7 # " ) # & ( " " # ' + ! ' & " ( H ' " # , ! " ' # ! " I ! ) " ) & ' # # ' C D# ' ! ( 9 5 33 % ! & & 7 1 ! % #+ # & #(# ! #()# % # & #(# ! #()# < & <(< < <(# < & <(< < <(# , = + ≥ &2. * + ! + # + ' # & # − ( % ' ( + ' − # < ( ' ( A ' # + & # # − = # & # ' − = + − = # ( ' < ' # = & − = ' = # ) # & # ) + # = #+ < ( 1 ( 9) = 9 + (C) = C + 2 − ( 9E ) = 9E + 1) = ( * (E ) = C ( # ( ( E2 ) = E2 + 9E − (2) = 2 + ? − ( )= # #+ ( ?D ) = ( ( ( & E2 # E # ?D ) = ?D + C − = 9C # ?D ) ) + = 9DD 9C # + E2 − = ?E # =C # + + E − = ?D # = C# + ? − = 9E # (C ) = C =C # ?E ) = ?E + C − = 9? ( (C ) = C + # + = + # + = 2# ?+C− = 9C ) = 9C + ?D − = 9D2 # + + # + # ( ?) = ? + 9 − − = E2 # > # ∪ & ( ?) = = ?# + #+ + + ( & − = ?# ! > #:# & ( 9E) = ( ( 9E) ) = ( E2 ) + C ' # !# ∪ # & # & ' ' # + = + − + ( 1) & + #) + < # + = # ' ) + + ' & ! + #& & + ) + > = ( # ' + = ( =9( & ' = 9 & #+ + ≥ & # ' #:# + & #+ ) * # & = #+ & ( . & ( 9C ) + = 9D # & + & ? =9DD( ? # >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> ? 33455 % ! ' ' 5 #+ CD # $ ! ! ! 7 ! 3 # = + /04 # * & < " " + ' # + & ( # = ' # # 1) " & ( )+ ( ( CD = ' & & ( ! ( + CD = { + CD #+ * ) } = { CD ∈ ∈ # ! ∈ + CD # + CD ∈ < & # & + #+ + ' ( + CD ∩ =∅( ∈ #+ # # )) = ( ( ) ∪ ( )) = ( ( )) ∪ ( ( )) # ∪ ∩ =∅# ∈ ( + ! = + CD ∈ + CD ( 1) # ∩ =∅ + #+ # CDD# CDC(((#9C 9} ( = + CD # ( ( )) = ( ( + + " ! !# CD # ! & + CD = # # # + * = + CD = ' ' ! ! " =8 # # #:# CD2; # ) )# + CD = + CD ( * " 1 }( ∈ # # * , ( ))) = ( ) # + ( ) ={ ( ) # & + CD = + CD ( # & ' ∉1# # ∈ #+ + ' + & ( * ∈ ( % ' " ' * & = ( = − CD ≥ CD ( = ≥ CD # # = = & CD = + CD # & ∈ + & = ( A ( < + ' & + #+ # < ' ( ∈ #+ # = ' = − CD = ∈ # ( & + # + # + & # ( A ( #+) < " ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> % & ' + 2 CCE ( 3% & " # #+ $ ) " ! ) & # ) 5 ! #& ' $ & ' $ # " 7 → 5 = ( ≤ = ( # .< < < # * ≠ # = #&#(#6 7 , 8 $ 6 7 , ' & # " , = ( & =8 # # #:# − = # & ! + & # & ! # * ) − ≥J ! K # ' ! ' ! ' $ !# = & ( ≥ = ( ∪ ((( ∪ ' = { # #9#(((# ' & ( 1 " ∪ # ( A # ∪ " " # # # #: + # # ≤ ( % ' < & = =8 ;# + ; ≤ # = # #) + − }={ # ∈» 7 + ≠( 9 ≤ & # < & + − + }( < & = ' $ = #+ ∈ # = ( A & ∈ # # # # ≥ + ( 1) & = #+ + ( # = #& ≥ = # " # − ≥J & K≥J & & # ' + + ( = # ' K≥ # + ≤ ( . # # #9#:# − # + ' ># #& =8 ;( * & & ( * # ( , − & ) # !< − ≥[ ≤ A " + # J = K= ]> − ≥ + # ≥ # + ≠ #& & = { # #9#(((# " − + # − # + ≥ = # > = ( A = # − = − ≥[ & ! + ) # ] = ( − # ' # = { # #9#(((# + − " }( 7 − # − # ( A # < ) ( 4 = !" }∪ ≠ = & # + ∪ ((( ∪ − # + " ( ' ∪ ≥ K≥ = # & J ( )= & = #+ & − ( ' ( * # ' ∪ > & " ' # − # = − ( #+ − = + − − ≥ " !" + − ( A & = J = K= = & I + ≥ = #+ " > & #+ & ! " & # " + − ) = ? " − + ( # + − ) −( # − ) ( A # , ) < A " & < + − = & + ( + # ) − # & ( ) ! ' & > = ( & 6 # $& ! & & > = # " = = ' #+) " # ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> G # ! ' $ ' # " + ' * E " 33354 % ! → 91 < + =&# 5 = CC9 7 + ∈# , ∈: ' = & + =9# 9 = "! ≥ ( A # & + =E# E = 9 +9=D# = & G L = # " < (# ≥ + = # + = + # # " & ' + 7 < + # ' , ∑ # = & ' ( ' & < E + ( ' " ( − " ' G ( # ) = + A − # # , ' G - & & = + ) < − + = − = ' , − & ) , # ' #& # + + ' − − # < = − = ) ! & & ∑ − # = = = 9− = ( * ) + ∑ + +∑ + = = ) = − = + − = +∑ = = = * − ( + = #+ & ' ∑ + + + + # − = + − = − = − = #+& − = + +9 ( − = ( + ) + )+ − # − ( & + ' G ( * & < ( & ( + ≤ + & ( * ' < + − + ( A −9 + −E + ((( = + # , # # !< # # − # ' & # ≥ # !< # ' ( A & ) − + + G + # " G * ( # ∑ 9− G & #+ ( A < ' !# ( * # + − ) + 1 < < ( * = 9# & ( @ ) # ( #: & # # 7 # =∑ = 2 # ' = ( A ! # =∑ # + − = = # & ( & 8 # # ' # # #9#:;( ' 7 < G # & # = # !( # # G ( ! # & ! ( # < =∑ # M = M ' #+) + < M− + = ' ! " = ! # ( * =∑ = = # , ( M # + # + # + & ' ( ) ( . < ' G , # G # # & #+) " & # = ( =∑ = # )+ + + = # = # + + # + = ( # # + = ∑ = ( ≥ #+) # + , # = & # # ( )+ + & # = M− + # # & ∑ & & )= ( ( + +∑ = # #+ & # # + − =∑ = )) = ( ( ))( ( + + + −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λ( H λ = λ =λ9( 1) = ((λ ) A & # ( )) = = λ ( λ =λ # + = (λ ) = ( ( λ )) = λ ( ( )) 9 ' # ! & ( ( )) = ( ( )) = # ( (λ )) = # & # ' (λ ) = λ ( ) ( = #+ − − C # = − # − ( )=λ & (λ ) = λ ( ) ( # & ( λ ) = ( λ ( λ ) ) = λ ( λ ) = λλ =λ# ( )( 1 !# ( ) = ( λ ) = ( ( )) = ( ( )) λ 1 & # ( ) = (λ − λ = + ' = − # ( ) = (λ = (λ λ + * − ( ) = ( ( )) ' ' λ & # # ' ' # & & # ' β ≥α ( − & )- ' α−β≤ ( . ' α ≥ (α − β ) ( & λ # # # ' # & + " # β( A # + α( ( * # − − ' & λ − λ ' ) = ( * − − & α( − ( ! − − & & ) = ( λ (λ )) = ( ( ( λ ))) ) ( ( )) = ( ( )) ( ( )) = ( ( )) ( + " ' ) = ( ( )) − ( # = λ# ' ' ' ( A =λ( 1) # # ( ( )) = ( λ ( ( ))) = λ ( ( )) = λ ( ( )) # ( ( )) * & CCD = λ = ( ( )) λ CCD CCD # & = ( A = ( ( )) ( =λ> ( $ # ( $ = #) # ( ) = ( ( )) = ( ( )) =# # & # ( ( )) ( λ ( )) ' CCD =λ< A = = ( )= + ( ( ( ))) = ( ) ( ( )= ( ) ( )( ( )) =( ( ) ( )) # * ' & " ( )= ( * ⋅ < & ) = ( ) ⋅ ( ) ⋅ ((( ⋅ ( ) ( ⋅ ((( ⋅ + # " ' ! # " # & ( ( ) ) ⋅ ( ( ) ) ⋅ ((( ⋅ ( ( ) ) = ⋅ . ⋅ ((( ⋅ ( ' #+ ' # " & # & #+ " & " , & " ! # ! ) + ) # + CCD ' ' ' !# # " CCD = & & < + & A + CCD = ' 9 = = & + + # = 9# = 9 ' & # + ! # CCD ≥ , = ( & ⋅9⋅E=9 ( & ' = ' # + 9= # ( * =9# 9 =E# " − & ' + =? # & ! − # ! CCD + E =9 # + ( . = ( # # ⋅99⋅9 ( = ' # ! =# ( # # & = ( # CCD = 9⋅9⋅E= 8 # # 9#:;# ( " ( ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> * ' , " " ' & ( * " # " " " + 5 , ( ? # < 3335 % ! CC 7 + ! = @ , +→+ ( ) ( ( )) = + # * " " ( )= + + #+ ) = ( ) ⋅ ( ) ⋅ ((( ⋅ ( ) # ) ( ) ⋅ ( ) ⋅ ((( ⋅ ( ) ⋅ ⋅:⋅ " #+ & + # , + # ! " ! + " , # , = = # ( ! * ! ( 1 & ( A " #+ = M = M M ⋅ M ⋅ ((( ⋅ M M M ⋅ M ⋅ ((( ⋅ M M ( & #+ ) , " !# # , # ! & ' # ) ) # $ #+ = ( B " < 1 " ' ) " ⋅ ⋅:⋅ + ! " ) ) ⋅ ((( ⋅ ⋅ ((( ⋅ = = # & ' ⋅ ⋅ ( )= ( ( ) ( = 7 ! 7 = ⋅ M = ⋅ M = + )⋅ )⋅ )⋅ )⋅ ( ( ( ( = ( ( ( ( ⋅ ⋅ ( ( ) ⋅ ((( ⋅ ) ⋅ ((( ⋅ ) ⋅ ((( ⋅ ) ⋅ ((( ⋅ ( ( ( ( ⋅ ((( ⋅ ⋅ M ⋅ M ⋅ ((( ⋅ M M ) ⋅ ((( ⋅ ⋅ M ⋅ M ⋅ ((( ⋅ M M ) ) ⋅ ( M ) ⋅ ( M ) ⋅ ((( ⋅ ( M M ) ) ⋅ ( M ) ⋅ ( M ) ⋅ ((( ⋅ ( M M ) ) ⋅ ( M ) ⋅ ( M ) ⋅ ((( ⋅ ( M M ) = ( ) # ) ( M ) ⋅ ( M ) ⋅ ((( ⋅ ( M M ) ( ) = " " # ( A , , , < ( * & # = = & " # ( ( )) = ( ) ⋅ ( ( )) = ( ) ⋅ A " ( ( ( ( = = + ( M ) ⋅ ( M ) ⋅ ((( ⋅ ( M ) ⋅ ( M ) ⋅ ((( ⋅ M ) ⋅ ((( ⋅ ( M M ) ) M M = ( ( )) = " M )⋅ ( ( ( ( ( M ) ⋅ ( M ) ⋅ ((( ⋅ ( M M ) ) M ) ) ⋅ ( ( M ) ) ⋅ ((( ⋅ ( ( M ) ) ⋅ ( ( M ) ) ⋅ ((( ⋅ ( ( " " ! # " = λ= ' " ! , $ =λ ( 1 #+ = = = # & # < ( 9 , ' & )#) = # = # + & & ) #+ ) < #+' = = & & = ) # = = & < & # #& ' " M ⋅ M ⋅ ((( ⋅ M M = M ⋅ M ⋅ ((( ⋅ M M M & ' λ= )) = M M )) M M ( * " " ) M M ) M ' ( A & ( ( #+ ( )( = # " = ( G # ) & ' # # = = & # = − # # 9#:# + = = #+ − # & ( ( − )) = ( )= ( ( )) = # − +) " = − ( () − ) = # ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> > 1 " # ' $ # + & # # + " " ( % ' " " + ( . ! &+ = < =&.. & # , # , & ( 4 < , < = #+ ' = #+ # ( * , & + # < + < ≤ N # + " " < , # + # , 7 #+ & < = ≤&.. = & ! + + " 7 # ∈# <& # " 6 =% #&#'#() # @ " 333455 % → = & = #, ' # ' 2 < !< + #& ( A # < ? + < + < ! & , < < + #+) 1) ≤ # ) # + = + # + # , ( < !< < ? = #+ & − # − !< < − , " ≤ " # < ( 9= ) + < ( A # ? & < ' # ' #+ & < ( A !< ( & # #+ " # & , ! " # # #+ , + & + < < −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− # 2 +' =' & + −& # A = # = 2 /00# & < < 6 = 9# # - ' 9= ( = E− = 9# ' & ( ) " + = # + 9 =9# ' ( + #+ & < " ' 9 " # # + < ' ' " ( 1) ' ' # − < ' (? " + ( A )= + 9) = 9 ( = + , + + − + = )− ( ) = ( ( )− + + ( ) = 9( ( ( )( + ) − ( )) + ( ) = 6 < + # − ( ) + #+ < # " ( )# + ) − ( )) + ( ) = 9 ⋅ < < & − < ? + = + ' + # + # ( + # # ' " # < ' & " ) + # A " + ( ' ' ? +9# < + & − ' ( * < # (? = ? + + < < ' # ) ( * ( & =C− = ( , # # =2− =E# + & + ) # $& ) ' & ' " 9− , < * E = ?⋅ + = = ?⋅ +9 =9 9 − + "! = # 9 ! & − 9 = ?−9= # & ( 1 # #+ # 9 = ?⋅9+ = = ' < = ?⋅ +9 =9 E − & $& & # < ? + ( 1 # ! # ? +9 = + # − + ' & # & 6 ' A # = & $& , ' #+ ' & ( A − − < ( " 1 !# & ! ' , " & = ( ) + < + + # < # ) + , − + , < + + + 9 + ? =9 # , ( , , , < # ' ? − E= # #+ + & 9 +9 +9 =C # < , " ( & + + ? # ) + ≥ # < CD2 & & , ( * , ( CDD + # ( % ' ' < & " # +C ' , + 9+ + + = E− =9 " + + CDD ' # 9# E# + # ) + < " + A + L " & & ! & ? " " " #+ , , , # < ' , #+ & # # D# 2# ? + + ) < # # ) + , + , #& & , & # < ( . # + " # + CDD , ) + & # $& ( ( ' , ' # < ? +9# + ) < , 6 " CDD( , & CDD( . ) + E & E , − =9 & , # CDD + >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> D B C . ' $ & < #+ < " ' # , & # & , + 2 3355 % ! 5 CD 7 * # .# = + # & + #. = ' + # + = # # # # # # ' 2# /0 & ( # )= + ( = #+ & ' # ( # )= ( # )= * I (# + )= ( $ = + ( # )) = ( # ) + # #+ 9 ( ' ( & # )= + 9( = # + + # + )+ + = ⋅ +9( " ) * = + + =( + 9# # )= ( # )= # ( 1 # ' ( * + = + ( )= ( # ( # # )) = ( ( 9# ) = ( # # )= & C # )+ = ⋅ +9= + 9+ = +9 − 9( ( + )+9( # ( 9# ) = ) ( 9# )= ( + H − 9( = # + + 9 +9 ( 9# ) ) = # " # ( 9# ) + 9 = +? −2+9= ( + ) +9 −9( & ( ?# ) = ( 9# ) = * +9 −9 = −9( & ( ?# ) = +9 , ( + = #+ + ) # ( ?# −9# 9# ) = ( 9# ( ?# ) ) = ( ?# ) +9 −9 = − 9+ 9 ! & #+) −9 = # −9# + +9 # ( ( ?# CD? CD )= −9# ( >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>> 4 D 5 ) % 5 7==PPP( ( = ) = () +) 7== ( )( # 9 7== ( ' ( ( = ( ! 6 # ) $= () # Revista Escolar de la Olimpíada Iberoamericana de Matemática http://www.campus-oei.org/oim/revistaoim/ Edita: