= "# ! $ • $ ) $ - $( , $ + = ⇔ '# =− • $% # & ' ' * (/ ! ' 1→ # # = . • $ % $ / $% = # $( $ ' % ' 2 ' ( * 1 0 $% ' $ "3 " !24'4 * / ' 5 2 • 2 $ 6 $ & # $ $ • . ! • $ $% ! # # # * . $( $ $ $ $ ! % * ( # 7 : :0 6 ;;" $ 7 8"9# $% 0::;:0<=8 $% 66 2 3 + ' $ / # $ $$ ( $ 3 + 3 $ ' $ ! / ! >* +( ? $ ' $ $ $ %/ ' $ ' +( / $% / ' # / ' () ) * % () ! ' $% ' . / ' () $ * 2) ( # ( $ / # $ ( # $ ! # # # $% & $ 2 ! ! ⊥ # ⊥ # @ ⊥ # = $ % # %$ + %/ = + =! # # # $ = = # ∧ = $ # # B * ! # # ( ! # # 5 = 1− = + A 1! + ! # # # $ ' / # # * # + # + + $ $ =! # # # $ $ C C ρ= ϕ =! # = ' = $ $ $ = $ ϕ * $ % * * %) ! $ ! * ρ = ρ ∈ D"E0π D B $ $ # $ ! ρ# * $ ϕ # / !ρ #ϕ # $ * * 0 A ϕ ϕ ρ ! # ρ + F F / # ϕ ρ =! +! ϕ ⋅ ⋅ +! +! ϕ⋅ + = + ϕ ⋅ +! ϕ⋅ + ϕ ϕ⋅ = ρ⋅ ρ + ⋅ ! ρ = ϕ HH ρ HH ! ϕ ρ ⋅ E ρ 1 − ϕ =" ρ 0 = ϕ⋅ ρ ⋅ !ϕ # ρ !ρ #ϕ # $ =" $ ρ ⊥ ρ ρ ϕ ! ρ = ϕ ϕ ϕ $ ! = ρ ϕ ϕ⋅ ⋅ ρ ⋅ ϕ ⋅ ρ ϕ⋅ +"= =− - =− ϕ⋅ • ρ ϕ ρ $ = ! =− ϕ⋅ $ + ! ϕ⋅ ϕ⋅ + ϕ⋅ ρ + ϕ ⋅ + ! = ! ϕ ⋅ ϕ ⋅ = ϕ !− ϕ ⋅ + ! = !− = !ρ ⋅ . ρ $ ( $ 7G ( $ ρ 1 !ρ + ρ #ϕ + ϕ # + = ρ! 1 − ρ! = ρ !ϕ + ϕ − ρ ρ ⋅ ϕ⋅ + = • $ ρ $$ ϕ ϕ =! ϕ $ $ =ρ =ρ ρ ! = ρ⋅ ϕ ⋅ =− ρ +ρ⋅ ' $ ϕ ⋅ ϕ⋅ + ϕ⋅ ϕ⋅ ϕ⋅ − ρ + ⋅ = ρ⋅ = ϕ⋅ ϕ ϕ⋅ ϕ⋅ =− ϕ⋅ ρ +ρ⋅ ϕ⋅ ! ϕ + ρ ⋅ 6 6 C $ =! # # # ( % ! G ! ! () ! = ! ⋅ + ! ⋅ + ! ⋅ *. ! = ρ! ⋅ - ( ρ $ # # $ $ $ $ * ! + ! ⋅ 7{ ! # ∈ C }! $ $$ ( 5 G G $ %$ 1 = 1− ∆ = 1− → " # H! ! ! + ! ! = $' #' ! + = − $ ! $ ! = ! 2) $ ' ' F ! = ! ⋅ + - H! ! = H! ! = ! ⋅ + ! ⋅ + ! ⋅ ! = ρ⋅ F I $ ρ +ρ⋅ ϕ⋅ ρ ! = ϕ + ρ ⋅ϕ ⋅ ϕ ∆ = 1 − →" + ! ⋅ + + ⋅ H! } ! +∆ − ∆ ! ⋅ ⋅ ! 7{ ! # ∈ H! ! ⋅ ! ⋅ + $ ' # $( $ H! ! = ! =ρ⋅ H! ! ⋅ + H! ! = ! = H! ! ! = ! 0 0 ! < - ! = H! ! H! = ! ⋅ + ! ⋅ + ! ⋅ ! H! ! =ρ⋅ + ρ ⋅ϕ ⋅ H! ! = !ρ − ρ ⋅ϕ 0 ⋅ ρ + ρ ⋅ϕ ⋅ ϕ ϕ + ρ ⋅ϕ ⋅ + !0 ρ ⋅ ϕ + ρ ⋅ ϕ ⋅ ρ ϕ ϕ − ρ ⋅ϕ ⋅ϕ ⋅ ρ + ⋅ + ⋅ ' $ ∆ () $ $ J ! * $ ∆ () $ ! = ! ⋅ E 0 ∆* ! #! # ! = ! ⋅ E H! ' H! ! = ! ⋅ ( @ ' # H! $ ! = ⋅ = ! − !" = = ( 1= *- H! × *- ! =" ! = × + !" " 6 ' ( @ $ ' $ $ $ ( = ' * ! − # ' !" = 1= × * ! = × + !" " ! − !" = - 1= !1 1 1+ " - ! = . ' 0 0 " # # ' K 0 0 + !" × !" × + ! " ' = $ + " 1= !" $ $ ' $ ' ! ! $ 0 ( # * ⋅ = ⋅ =0 ⋅ =0 ⋅ ! < ⋅ > "# ' ⋅ < "# ' !! # $ !! # ' > π π 0 0 L $ A ! = !ω ⋅ + ϕ # A % * ! = − ω !ω ⋅ + ϕ ! = − ω0 $# ω % ϕ !ω ⋅ + ϕ = −ω 0 ⋅ ! +ω0 - 5 < =" ' $ # () $ J ρ ! $ ! ϕ ρ= $ = ϕ =! # = - H! 2 H! 0 ⋅ ρ ! = ! ⋅ϕ ⋅ ⋅ϕ ⋅ ! = ϕ ϕ # ⋅ϕ 0 ⋅ − ' ' * ρ ( % ' ϕ ω =ϕ# ' ω =ϕ⋅ # ' = ϕ = ω = H! ' = ϕ⋅ ϕ = ϕ= ϕ= # $ ' − ω0 ⋅ * ρ = − ω0 ⋅ ρ =" ! % * ⊥ = ⇔ ="E # = ⇔ ⋅ =" $ ' $