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slide-1
SLIDE 1

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❯✐❖✱ ❏❛♥✉❛r② ✶✼t❤✱ ✷✵✶✼

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-2
SLIDE 2

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋r❛♠❡✇♦r❦

❆ ♣❛✐r (①,✐) ∈ ❳ ×◆ ✐s ❝❛❧❧❡❞ ❛ st❛t✐♦♥✳ ❆♥ ❡✈❛❧✉❛t✐♦♥ ♣r♦✜❧❡ ✐s ❞❡♥♦t❡❞ ❯✳ ■t ❝♦❧❧❡❝ts ❛❧❧ ✐♥❞✐✈✐❞✉❛❧ ❡✈❛❧✉❛t✐♦♥s ♦♥ ❳ ×◆✳ ■❢ ❳ ✐s ✜♥✐t❡✱ ❯ ❝❛♥ ❜❡ ❞❡s❝r✐❜❡❞ ❜② ❛ ♠❛tr✐① |❳|×|◆| ✇✐t❤ ❣❡♥❡r✐❝ ❡❧❡♠❡♥t ❯ (①,✐)✳ ❯① ≡ ❯ (①,·) ✐s t❤❡ r♦✇ ✈❡❝t♦r ❛♥❞ ❯✐ ≡ ❯ (·,✐) ✐s t❤❡ ❝♦❧✉♠♥ ✈❡❝t♦r✳ ▲❡t U ≡ {❯ |❯ : ❳ ×◆ → R}✳ ❆ ❞♦♠❛✐♥ ✐s ❛ s✉❜s❡t D ⊆ U ✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ✐s ❛ ♠❛♣ ❋ : D → R✳ ■t ❛ss✐❣♥s s♦❝✐❛❧ ♣r❡❢❡r❡♥❝❡s ❘❯ t♦ ❡❛❝❤ ❉ ∈ D✱ ✐✳❡✳ ❘❯ = ❋ (❯)✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-3
SLIDE 3

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋r❛♠❡✇♦r❦

❆ ♣❛✐r (①,✐) ∈ ❳ ×◆ ✐s ❝❛❧❧❡❞ ❛ st❛t✐♦♥✳ ❆♥ ❡✈❛❧✉❛t✐♦♥ ♣r♦✜❧❡ ✐s ❞❡♥♦t❡❞ ❯✳ ■t ❝♦❧❧❡❝ts ❛❧❧ ✐♥❞✐✈✐❞✉❛❧ ❡✈❛❧✉❛t✐♦♥s ♦♥ ❳ ×◆✳ ■❢ ❳ ✐s ✜♥✐t❡✱ ❯ ❝❛♥ ❜❡ ❞❡s❝r✐❜❡❞ ❜② ❛ ♠❛tr✐① |❳|×|◆| ✇✐t❤ ❣❡♥❡r✐❝ ❡❧❡♠❡♥t ❯ (①,✐)✳ ❯① ≡ ❯ (①,·) ✐s t❤❡ r♦✇ ✈❡❝t♦r ❛♥❞ ❯✐ ≡ ❯ (·,✐) ✐s t❤❡ ❝♦❧✉♠♥ ✈❡❝t♦r✳ ▲❡t U ≡ {❯ |❯ : ❳ ×◆ → R}✳ ❆ ❞♦♠❛✐♥ ✐s ❛ s✉❜s❡t D ⊆ U ✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ✐s ❛ ♠❛♣ ❋ : D → R✳ ■t ❛ss✐❣♥s s♦❝✐❛❧ ♣r❡❢❡r❡♥❝❡s ❘❯ t♦ ❡❛❝❤ ❉ ∈ D✱ ✐✳❡✳ ❘❯ = ❋ (❯)✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-4
SLIDE 4

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋r❛♠❡✇♦r❦

❆ ♣❛✐r (①,✐) ∈ ❳ ×◆ ✐s ❝❛❧❧❡❞ ❛ st❛t✐♦♥✳ ❆♥ ❡✈❛❧✉❛t✐♦♥ ♣r♦✜❧❡ ✐s ❞❡♥♦t❡❞ ❯✳ ■t ❝♦❧❧❡❝ts ❛❧❧ ✐♥❞✐✈✐❞✉❛❧ ❡✈❛❧✉❛t✐♦♥s ♦♥ ❳ ×◆✳ ■❢ ❳ ✐s ✜♥✐t❡✱ ❯ ❝❛♥ ❜❡ ❞❡s❝r✐❜❡❞ ❜② ❛ ♠❛tr✐① |❳|×|◆| ✇✐t❤ ❣❡♥❡r✐❝ ❡❧❡♠❡♥t ❯ (①,✐)✳ ❯① ≡ ❯ (①,·) ✐s t❤❡ r♦✇ ✈❡❝t♦r ❛♥❞ ❯✐ ≡ ❯ (·,✐) ✐s t❤❡ ❝♦❧✉♠♥ ✈❡❝t♦r✳ ▲❡t U ≡ {❯ |❯ : ❳ ×◆ → R}✳ ❆ ❞♦♠❛✐♥ ✐s ❛ s✉❜s❡t D ⊆ U ✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ✐s ❛ ♠❛♣ ❋ : D → R✳ ■t ❛ss✐❣♥s s♦❝✐❛❧ ♣r❡❢❡r❡♥❝❡s ❘❯ t♦ ❡❛❝❤ ❉ ∈ D✱ ✐✳❡✳ ❘❯ = ❋ (❯)✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-5
SLIDE 5

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋r❛♠❡✇♦r❦

❆ ♣❛✐r (①,✐) ∈ ❳ ×◆ ✐s ❝❛❧❧❡❞ ❛ st❛t✐♦♥✳ ❆♥ ❡✈❛❧✉❛t✐♦♥ ♣r♦✜❧❡ ✐s ❞❡♥♦t❡❞ ❯✳ ■t ❝♦❧❧❡❝ts ❛❧❧ ✐♥❞✐✈✐❞✉❛❧ ❡✈❛❧✉❛t✐♦♥s ♦♥ ❳ ×◆✳ ■❢ ❳ ✐s ✜♥✐t❡✱ ❯ ❝❛♥ ❜❡ ❞❡s❝r✐❜❡❞ ❜② ❛ ♠❛tr✐① |❳|×|◆| ✇✐t❤ ❣❡♥❡r✐❝ ❡❧❡♠❡♥t ❯ (①,✐)✳ ❯① ≡ ❯ (①,·) ✐s t❤❡ r♦✇ ✈❡❝t♦r ❛♥❞ ❯✐ ≡ ❯ (·,✐) ✐s t❤❡ ❝♦❧✉♠♥ ✈❡❝t♦r✳ ▲❡t U ≡ {❯ |❯ : ❳ ×◆ → R}✳ ❆ ❞♦♠❛✐♥ ✐s ❛ s✉❜s❡t D ⊆ U ✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ✐s ❛ ♠❛♣ ❋ : D → R✳ ■t ❛ss✐❣♥s s♦❝✐❛❧ ♣r❡❢❡r❡♥❝❡s ❘❯ t♦ ❡❛❝❤ ❉ ∈ D✱ ✐✳❡✳ ❘❯ = ❋ (❯)✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-6
SLIDE 6

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋r❛♠❡✇♦r❦

❆ ♣❛✐r (①,✐) ∈ ❳ ×◆ ✐s ❝❛❧❧❡❞ ❛ st❛t✐♦♥✳ ❆♥ ❡✈❛❧✉❛t✐♦♥ ♣r♦✜❧❡ ✐s ❞❡♥♦t❡❞ ❯✳ ■t ❝♦❧❧❡❝ts ❛❧❧ ✐♥❞✐✈✐❞✉❛❧ ❡✈❛❧✉❛t✐♦♥s ♦♥ ❳ ×◆✳ ■❢ ❳ ✐s ✜♥✐t❡✱ ❯ ❝❛♥ ❜❡ ❞❡s❝r✐❜❡❞ ❜② ❛ ♠❛tr✐① |❳|×|◆| ✇✐t❤ ❣❡♥❡r✐❝ ❡❧❡♠❡♥t ❯ (①,✐)✳ ❯① ≡ ❯ (①,·) ✐s t❤❡ r♦✇ ✈❡❝t♦r ❛♥❞ ❯✐ ≡ ❯ (·,✐) ✐s t❤❡ ❝♦❧✉♠♥ ✈❡❝t♦r✳ ▲❡t U ≡ {❯ |❯ : ❳ ×◆ → R}✳ ❆ ❞♦♠❛✐♥ ✐s ❛ s✉❜s❡t D ⊆ U ✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ✐s ❛ ♠❛♣ ❋ : D → R✳ ■t ❛ss✐❣♥s s♦❝✐❛❧ ♣r❡❢❡r❡♥❝❡s ❘❯ t♦ ❡❛❝❤ ❉ ∈ D✱ ✐✳❡✳ ❘❯ = ❋ (❯)✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-7
SLIDE 7

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋r❛♠❡✇♦r❦

❆ ♣❛✐r (①,✐) ∈ ❳ ×◆ ✐s ❝❛❧❧❡❞ ❛ st❛t✐♦♥✳ ❆♥ ❡✈❛❧✉❛t✐♦♥ ♣r♦✜❧❡ ✐s ❞❡♥♦t❡❞ ❯✳ ■t ❝♦❧❧❡❝ts ❛❧❧ ✐♥❞✐✈✐❞✉❛❧ ❡✈❛❧✉❛t✐♦♥s ♦♥ ❳ ×◆✳ ■❢ ❳ ✐s ✜♥✐t❡✱ ❯ ❝❛♥ ❜❡ ❞❡s❝r✐❜❡❞ ❜② ❛ ♠❛tr✐① |❳|×|◆| ✇✐t❤ ❣❡♥❡r✐❝ ❡❧❡♠❡♥t ❯ (①,✐)✳ ❯① ≡ ❯ (①,·) ✐s t❤❡ r♦✇ ✈❡❝t♦r ❛♥❞ ❯✐ ≡ ❯ (·,✐) ✐s t❤❡ ❝♦❧✉♠♥ ✈❡❝t♦r✳ ▲❡t U ≡ {❯ |❯ : ❳ ×◆ → R}✳ ❆ ❞♦♠❛✐♥ ✐s ❛ s✉❜s❡t D ⊆ U ✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ✐s ❛ ♠❛♣ ❋ : D → R✳ ■t ❛ss✐❣♥s s♦❝✐❛❧ ♣r❡❢❡r❡♥❝❡s ❘❯ t♦ ❡❛❝❤ ❉ ∈ D✱ ✐✳❡✳ ❘❯ = ❋ (❯)✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-8
SLIDE 8

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉✐s❝✉ss✐♦♥

❲❡ ❛❧r❡❛❞② ❞✐s❝✉ss❡❞ t❤❡ r❡❧❛t✐♦♥s❤✐♣ ❜❡t✇❡❡♥ ❇❙✲❙❲❋ ❛♥❞ ❆rr♦✇✐❛♥ ❙❲❋✿

t❤❡ ❆rr♦✇✐❛♥ ❙❲❋ ❞❡✜♥❡s ❛ ❇❙✲❙❲❋ ❢♦r ❡❛❝❤ ♣♦ss✐❜❧❡ s♦❝✐❡t②✳

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ✐s ❡✈❡♥ ♠♦r❡ ❣❡♥❡r❛❧✿

t❤❡ ❙❲❋▲ ❢r❛♠❡✇♦r❦ ✐♥❝❧✉❞❡s ✐♥❢♦r♠❛t✐♦♥ ❛❜♦✉t ❛ s♣❡❝✐✜❝ r❡♣r❡s❡♥t❛t✐♦♥ ♦❢ ♣r❡❢❡r❡♥❝❡s✱ ✐✳❡✳ ❯❀ ✐❢ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ❞✐sr❡❣❛r❞❡❞ ❛♥❞ ♦♥❧② ♣r❡❢❡r❡♥❝❡s ❛r❡ t❛❦❡♥ ✐♥t♦ ❛❝❝♦✉♥t✱ t❤❡♥ t❤❡ ❙❲❋▲ ✐s ✏❡q✉✐✈❛❧❡♥t✑ t♦ ❛♥ ❆rr♦✇✐❛♥ ❙❲❋❀ ✐❢ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ♥♦t ❞✐sr❡❣❛r❞❡❞✱ ♠♦r❡ ✇❡❧❢❛r❡ ❝r✐t❡r✐❛ ❜❡❝♦♠❡ ❛✈❛✐❧❛❜❧❡✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-9
SLIDE 9

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉✐s❝✉ss✐♦♥

❲❡ ❛❧r❡❛❞② ❞✐s❝✉ss❡❞ t❤❡ r❡❧❛t✐♦♥s❤✐♣ ❜❡t✇❡❡♥ ❇❙✲❙❲❋ ❛♥❞ ❆rr♦✇✐❛♥ ❙❲❋✿

t❤❡ ❆rr♦✇✐❛♥ ❙❲❋ ❞❡✜♥❡s ❛ ❇❙✲❙❲❋ ❢♦r ❡❛❝❤ ♣♦ss✐❜❧❡ s♦❝✐❡t②✳

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ✐s ❡✈❡♥ ♠♦r❡ ❣❡♥❡r❛❧✿

t❤❡ ❙❲❋▲ ❢r❛♠❡✇♦r❦ ✐♥❝❧✉❞❡s ✐♥❢♦r♠❛t✐♦♥ ❛❜♦✉t ❛ s♣❡❝✐✜❝ r❡♣r❡s❡♥t❛t✐♦♥ ♦❢ ♣r❡❢❡r❡♥❝❡s✱ ✐✳❡✳ ❯❀ ✐❢ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ❞✐sr❡❣❛r❞❡❞ ❛♥❞ ♦♥❧② ♣r❡❢❡r❡♥❝❡s ❛r❡ t❛❦❡♥ ✐♥t♦ ❛❝❝♦✉♥t✱ t❤❡♥ t❤❡ ❙❲❋▲ ✐s ✏❡q✉✐✈❛❧❡♥t✑ t♦ ❛♥ ❆rr♦✇✐❛♥ ❙❲❋❀ ✐❢ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ♥♦t ❞✐sr❡❣❛r❞❡❞✱ ♠♦r❡ ✇❡❧❢❛r❡ ❝r✐t❡r✐❛ ❜❡❝♦♠❡ ❛✈❛✐❧❛❜❧❡✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-10
SLIDE 10

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❍♦✇ ♠✉❝❤ ✐♥❢♦r♠❛t✐♦♥❄

❍♦✇ t♦ ♠❡❛s✉r❡ ✉t✐❧✐t② ✐♥❢♦r♠❛t✐♦♥❄ ❚❤❡r❡ ❛r❡ t✇♦ ❞✐♠❡♥s✐♦♥s✿ ✐♥tr❛♣❡rs♦♥❛❧ ❛♥❞ ✐♥t❡r♣❡rs♦♥❛❧✳ ■♥tr❛♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (②,✐) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ②,✐) = ✸❄

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-11
SLIDE 11

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❍♦✇ ♠✉❝❤ ✐♥❢♦r♠❛t✐♦♥❄

❍♦✇ t♦ ♠❡❛s✉r❡ ✉t✐❧✐t② ✐♥❢♦r♠❛t✐♦♥❄ ❚❤❡r❡ ❛r❡ t✇♦ ❞✐♠❡♥s✐♦♥s✿ ✐♥tr❛♣❡rs♦♥❛❧ ❛♥❞ ✐♥t❡r♣❡rs♦♥❛❧✳ ■♥tr❛♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (②,✐) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ②,✐) = ✸❄

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-12
SLIDE 12

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❍♦✇ ♠✉❝❤ ✐♥❢♦r♠❛t✐♦♥❄

❍♦✇ t♦ ♠❡❛s✉r❡ ✉t✐❧✐t② ✐♥❢♦r♠❛t✐♦♥❄ ❚❤❡r❡ ❛r❡ t✇♦ ❞✐♠❡♥s✐♦♥s✿ ✐♥tr❛♣❡rs♦♥❛❧ ❛♥❞ ✐♥t❡r♣❡rs♦♥❛❧✳ ■♥tr❛♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (②,✐) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ②,✐) = ✸❄

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-13
SLIDE 13

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❖r❞✐♥❛❧✱ ❝❛r❞✐♥❛❧✱ ❛♥❞ ✳✳✳

❆ss✉♠❡ t❤❡ ♦♥❧② t❤✐♥❣ ✇❡ ❧❡❛r♥ ✐s t❤❛t ✐ ♣r❡❢❡rs ① t♦ ② ✭♦r ¯ ① t♦ ¯ ②✮✳ ❚❤❡♥ t❤❡ ♦♥❧② t❤✐♥❣ t❤❛t ♠❛tt❡rs ❛r❡ t❤❡ ♦r❞✐♥❛❧ ♣r❡❢❡r❡♥❝❡s ❘✐ ♦❢ ✐✳ ■♥ ♦t❤❡r ✇♦r❞s✱ ❛♥② str✐❝t❧② ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥ φ ♦❢ ❯✐✱ ✐✳❡✳ ¯ ❯✐ = φ✐ (❯✐)✱ ❣✐✈❡s ✉s t❤❡ s❛♠❡ ✐♥❢♦r♠❛t✐♦♥✳ ❚❤✐s ✉t✐❧✐t② ✐s ♦r❞✐♥❛❧✳ ❆ss✉♠❡ ✇❡ ❛❧s♦ ❧❡❛r♥ t❤❛t t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ① t♦ ¯ ① ✐s ❛s ❧❛r❣❡ ❛s t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ② t♦ ¯ ②✳ ❚❤❡♥✱ t❤❡ s♣❡❝✐✜❝ ❯✐ ♠❛tt❡rs✳ ■♥ ❢❛❝t✱ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ♣r❡s❡r✈❡❞ ✉♥❞❡r ❛ s♠❛❧❧❡r s❡t ♦❢ tr❛♥s❢♦r♠❛t✐♦♥s φ✐✿ ✐t ♥❡❡❞s t♦ ❜❡ ♣♦s✐t✐✈❡ ❛✣♥❡ ✭φ✐ (❯✐) = ❛✐ +❜✐❯✐ ✇✐t❤ ❜✐ > ✵✮✳ ❚❤❡♥✱ t❤✐s ✉t✐❧✐t② ✐s ❝❛r❞✐♥❛❧✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 14

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❖r❞✐♥❛❧✱ ❝❛r❞✐♥❛❧✱ ❛♥❞ ✳✳✳

❆ss✉♠❡ t❤❡ ♦♥❧② t❤✐♥❣ ✇❡ ❧❡❛r♥ ✐s t❤❛t ✐ ♣r❡❢❡rs ① t♦ ② ✭♦r ¯ ① t♦ ¯ ②✮✳ ❚❤❡♥ t❤❡ ♦♥❧② t❤✐♥❣ t❤❛t ♠❛tt❡rs ❛r❡ t❤❡ ♦r❞✐♥❛❧ ♣r❡❢❡r❡♥❝❡s ❘✐ ♦❢ ✐✳ ■♥ ♦t❤❡r ✇♦r❞s✱ ❛♥② str✐❝t❧② ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥ φ ♦❢ ❯✐✱ ✐✳❡✳ ¯ ❯✐ = φ✐ (❯✐)✱ ❣✐✈❡s ✉s t❤❡ s❛♠❡ ✐♥❢♦r♠❛t✐♦♥✳ ❚❤✐s ✉t✐❧✐t② ✐s ♦r❞✐♥❛❧✳ ❆ss✉♠❡ ✇❡ ❛❧s♦ ❧❡❛r♥ t❤❛t t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ① t♦ ¯ ① ✐s ❛s ❧❛r❣❡ ❛s t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ② t♦ ¯ ②✳ ❚❤❡♥✱ t❤❡ s♣❡❝✐✜❝ ❯✐ ♠❛tt❡rs✳ ■♥ ❢❛❝t✱ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ♣r❡s❡r✈❡❞ ✉♥❞❡r ❛ s♠❛❧❧❡r s❡t ♦❢ tr❛♥s❢♦r♠❛t✐♦♥s φ✐✿ ✐t ♥❡❡❞s t♦ ❜❡ ♣♦s✐t✐✈❡ ❛✣♥❡ ✭φ✐ (❯✐) = ❛✐ +❜✐❯✐ ✇✐t❤ ❜✐ > ✵✮✳ ❚❤❡♥✱ t❤✐s ✉t✐❧✐t② ✐s ❝❛r❞✐♥❛❧✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 15

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❖r❞✐♥❛❧✱ ❝❛r❞✐♥❛❧✱ ❛♥❞ ✳✳✳

❆ss✉♠❡ t❤❡ ♦♥❧② t❤✐♥❣ ✇❡ ❧❡❛r♥ ✐s t❤❛t ✐ ♣r❡❢❡rs ① t♦ ② ✭♦r ¯ ① t♦ ¯ ②✮✳ ❚❤❡♥ t❤❡ ♦♥❧② t❤✐♥❣ t❤❛t ♠❛tt❡rs ❛r❡ t❤❡ ♦r❞✐♥❛❧ ♣r❡❢❡r❡♥❝❡s ❘✐ ♦❢ ✐✳ ■♥ ♦t❤❡r ✇♦r❞s✱ ❛♥② str✐❝t❧② ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥ φ ♦❢ ❯✐✱ ✐✳❡✳ ¯ ❯✐ = φ✐ (❯✐)✱ ❣✐✈❡s ✉s t❤❡ s❛♠❡ ✐♥❢♦r♠❛t✐♦♥✳ ❚❤✐s ✉t✐❧✐t② ✐s ♦r❞✐♥❛❧✳ ❆ss✉♠❡ ✇❡ ❛❧s♦ ❧❡❛r♥ t❤❛t t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ① t♦ ¯ ① ✐s ❛s ❧❛r❣❡ ❛s t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ② t♦ ¯ ②✳ ❚❤❡♥✱ t❤❡ s♣❡❝✐✜❝ ❯✐ ♠❛tt❡rs✳ ■♥ ❢❛❝t✱ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ♣r❡s❡r✈❡❞ ✉♥❞❡r ❛ s♠❛❧❧❡r s❡t ♦❢ tr❛♥s❢♦r♠❛t✐♦♥s φ✐✿ ✐t ♥❡❡❞s t♦ ❜❡ ♣♦s✐t✐✈❡ ❛✣♥❡ ✭φ✐ (❯✐) = ❛✐ +❜✐❯✐ ✇✐t❤ ❜✐ > ✵✮✳ ❚❤❡♥✱ t❤✐s ✉t✐❧✐t② ✐s ❝❛r❞✐♥❛❧✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 16

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❖r❞✐♥❛❧✱ ❝❛r❞✐♥❛❧✱ ❛♥❞ ✳✳✳

❆ss✉♠❡ t❤❡ ♦♥❧② t❤✐♥❣ ✇❡ ❧❡❛r♥ ✐s t❤❛t ✐ ♣r❡❢❡rs ① t♦ ② ✭♦r ¯ ① t♦ ¯ ②✮✳ ❚❤❡♥ t❤❡ ♦♥❧② t❤✐♥❣ t❤❛t ♠❛tt❡rs ❛r❡ t❤❡ ♦r❞✐♥❛❧ ♣r❡❢❡r❡♥❝❡s ❘✐ ♦❢ ✐✳ ■♥ ♦t❤❡r ✇♦r❞s✱ ❛♥② str✐❝t❧② ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥ φ ♦❢ ❯✐✱ ✐✳❡✳ ¯ ❯✐ = φ✐ (❯✐)✱ ❣✐✈❡s ✉s t❤❡ s❛♠❡ ✐♥❢♦r♠❛t✐♦♥✳ ❚❤✐s ✉t✐❧✐t② ✐s ♦r❞✐♥❛❧✳ ❆ss✉♠❡ ✇❡ ❛❧s♦ ❧❡❛r♥ t❤❛t t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ① t♦ ¯ ① ✐s ❛s ❧❛r❣❡ ❛s t❤❡ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ❢r♦♠ ② t♦ ¯ ②✳ ❚❤❡♥✱ t❤❡ s♣❡❝✐✜❝ ❯✐ ♠❛tt❡rs✳ ■♥ ❢❛❝t✱ t❤✐s ✐♥❢♦r♠❛t✐♦♥ ✐s ♣r❡s❡r✈❡❞ ✉♥❞❡r ❛ s♠❛❧❧❡r s❡t ♦❢ tr❛♥s❢♦r♠❛t✐♦♥s φ✐✿ ✐t ♥❡❡❞s t♦ ❜❡ ♣♦s✐t✐✈❡ ❛✣♥❡ ✭φ✐ (❯✐) = ❛✐ +❜✐❯✐ ✇✐t❤ ❜✐ > ✵✮✳ ❚❤❡♥✱ t❤✐s ✉t✐❧✐t② ✐s ❝❛r❞✐♥❛❧✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 17

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

✳✳✳r❛t✐♦ s❝❛❧❡

❆ss✉♠❡ ✇❡ ❛❧s♦ ❧❡❛r♥ t❤❛t t❤❡ ♣r♦♣♦rt✐♦♥❛❧ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ✐s ❧❛r❣❡r ✇❤❡♥ ❣♦✐♥❣ ❢r♦♠ ② t♦ ¯ ② t❤❛♥ ✇❤❡♥ ❣♦✐♥❣ ❢r♦♠ ① t♦ ¯ ①✳ ❚❤❡♥✱ ❛♥ ❡✈❡♥ s♠❛❧❧❡r s❡t ♦❢ tr❛s❢♦r♠❛t✐♦♥s ❛r❡ ❛❞♠✐tt❡❞✿ φ ♥❡❡❞s t♦ ❜❡ ❛ ♣♦s✐t✐✈❡ r❡s❝❛❧✐♥❣ ❢✉♥❝t✐♦♥ ✭φ✐ (❯✐) = ❜✐❯✐ ✇✐t❤ ❜✐ > ✵✮✳ ❚❤❡♥✱ t❤✐s ✉t✐❧✐t② ✐s r❛t✐♦✲s❝❛❧❡✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 18

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

✳✳✳r❛t✐♦ s❝❛❧❡

❆ss✉♠❡ ✇❡ ❛❧s♦ ❧❡❛r♥ t❤❛t t❤❡ ♣r♦♣♦rt✐♦♥❛❧ ❝❤❛♥❣❡ ✐♥ ✉t✐❧✐t② ✐s ❧❛r❣❡r ✇❤❡♥ ❣♦✐♥❣ ❢r♦♠ ② t♦ ¯ ② t❤❛♥ ✇❤❡♥ ❣♦✐♥❣ ❢r♦♠ ① t♦ ¯ ①✳ ❚❤❡♥✱ ❛♥ ❡✈❡♥ s♠❛❧❧❡r s❡t ♦❢ tr❛s❢♦r♠❛t✐♦♥s ❛r❡ ❛❞♠✐tt❡❞✿ φ ♥❡❡❞s t♦ ❜❡ ❛ ♣♦s✐t✐✈❡ r❡s❝❛❧✐♥❣ ❢✉♥❝t✐♦♥ ✭φ✐ (❯✐) = ❜✐❯✐ ✇✐t❤ ❜✐ > ✵✮✳ ❚❤❡♥✱ t❤✐s ✉t✐❧✐t② ✐s r❛t✐♦✲s❝❛❧❡✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 19

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

◆♦♥✲❝♦♠♣❛r❛❜❧❡✱ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✱ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜❧❡

■♥t❡r♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (①,❥) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ①,❥) = ✸❄

❚❤❡ ✜rst ❝❛s❡ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✳ ❆♥② tr❛♥s❢♦r♠❛t✐♦♥s φ✐,φ❥ ♣r❡s❡r✈❡ t❤✐s ♣r♦♣❡rt②✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ♥♦♥✲❝♦♠♣❛r❛❜❧❡✳ ❚❤❡ ♦♣♣♦s✐t❡ ❝❛s❡ ✐s t❤❛t ✇❡ ❧❡❛r♥ ❡①❛❝t❧② t❤❛t ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥ ❜♦t❤ ❛t ① ❛♥❞ ❛t ¯ ①✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ = φ ❥✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✳ ❆♥ ✐♥t❡r♠❡❞✐❛t❡ ❝❛s❡✱ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✱ ❜✉t ✇❡ ❧❡❛r♥ t❤❛t ♠♦✈✐♥❣ ❢r♦♠ ① t♦ ¯ ① ❜♦t❤ ✐♥❞✐✈✐❞✉❛❧s ❡♥❥♦② t❤❡ s❛♠❡ ✉t✐❧✐t② ❣❛✐♥✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ (∆❯✐) = φ ❥ (∆❯❥)✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ✉♥✐t ❝♦♠♣❛r❛❜❧❡ ✭♦r ❝♦♠♣❛r❛❜❧❡ ✐♥ t❡r♠s ♦❢ ❣❛✐♥s ❛♥❞ ❧♦ss❡s✮✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 20

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

◆♦♥✲❝♦♠♣❛r❛❜❧❡✱ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✱ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜❧❡

■♥t❡r♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (①,❥) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ①,❥) = ✸❄

❚❤❡ ✜rst ❝❛s❡ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✳ ❆♥② tr❛♥s❢♦r♠❛t✐♦♥s φ✐,φ❥ ♣r❡s❡r✈❡ t❤✐s ♣r♦♣❡rt②✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ♥♦♥✲❝♦♠♣❛r❛❜❧❡✳ ❚❤❡ ♦♣♣♦s✐t❡ ❝❛s❡ ✐s t❤❛t ✇❡ ❧❡❛r♥ ❡①❛❝t❧② t❤❛t ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥ ❜♦t❤ ❛t ① ❛♥❞ ❛t ¯ ①✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ = φ ❥✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✳ ❆♥ ✐♥t❡r♠❡❞✐❛t❡ ❝❛s❡✱ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✱ ❜✉t ✇❡ ❧❡❛r♥ t❤❛t ♠♦✈✐♥❣ ❢r♦♠ ① t♦ ¯ ① ❜♦t❤ ✐♥❞✐✈✐❞✉❛❧s ❡♥❥♦② t❤❡ s❛♠❡ ✉t✐❧✐t② ❣❛✐♥✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ (∆❯✐) = φ ❥ (∆❯❥)✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ✉♥✐t ❝♦♠♣❛r❛❜❧❡ ✭♦r ❝♦♠♣❛r❛❜❧❡ ✐♥ t❡r♠s ♦❢ ❣❛✐♥s ❛♥❞ ❧♦ss❡s✮✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 21

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

◆♦♥✲❝♦♠♣❛r❛❜❧❡✱ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✱ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜❧❡

■♥t❡r♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (①,❥) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ①,❥) = ✸❄

❚❤❡ ✜rst ❝❛s❡ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✳ ❆♥② tr❛♥s❢♦r♠❛t✐♦♥s φ✐,φ❥ ♣r❡s❡r✈❡ t❤✐s ♣r♦♣❡rt②✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ♥♦♥✲❝♦♠♣❛r❛❜❧❡✳ ❚❤❡ ♦♣♣♦s✐t❡ ❝❛s❡ ✐s t❤❛t ✇❡ ❧❡❛r♥ ❡①❛❝t❧② t❤❛t ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥ ❜♦t❤ ❛t ① ❛♥❞ ❛t ¯ ①✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ = φ ❥✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✳ ❆♥ ✐♥t❡r♠❡❞✐❛t❡ ❝❛s❡✱ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✱ ❜✉t ✇❡ ❧❡❛r♥ t❤❛t ♠♦✈✐♥❣ ❢r♦♠ ① t♦ ¯ ① ❜♦t❤ ✐♥❞✐✈✐❞✉❛❧s ❡♥❥♦② t❤❡ s❛♠❡ ✉t✐❧✐t② ❣❛✐♥✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ (∆❯✐) = φ ❥ (∆❯❥)✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ✉♥✐t ❝♦♠♣❛r❛❜❧❡ ✭♦r ❝♦♠♣❛r❛❜❧❡ ✐♥ t❡r♠s ♦❢ ❣❛✐♥s ❛♥❞ ❧♦ss❡s✮✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 22

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

◆♦♥✲❝♦♠♣❛r❛❜❧❡✱ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✱ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜❧❡

■♥t❡r♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ♦❢ ✉t✐❧✐t✐❡s ❛s❦✿

✇❤❛t ❝❛♥ ✇❡ s❛② ✐❢ ❯ (①,✐) = ✹✱ ❯ (①,❥) = ✷❄ ✇❤❛t ❞♦ ✇❡ ❧❡❛r♥ ❢r♦♠ ❯ (¯ ①,✐) = ✺ ❛♥❞ ❯ (¯ ①,❥) = ✸❄

❚❤❡ ✜rst ❝❛s❡ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✳ ❆♥② tr❛♥s❢♦r♠❛t✐♦♥s φ✐,φ❥ ♣r❡s❡r✈❡ t❤✐s ♣r♦♣❡rt②✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ♥♦♥✲❝♦♠♣❛r❛❜❧❡✳ ❚❤❡ ♦♣♣♦s✐t❡ ❝❛s❡ ✐s t❤❛t ✇❡ ❧❡❛r♥ ❡①❛❝t❧② t❤❛t ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥ ❜♦t❤ ❛t ① ❛♥❞ ❛t ¯ ①✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ = φ ❥✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ❢✉❧❧② ❝♦♠♣❛r❛❜❧❡✳ ❆♥ ✐♥t❡r♠❡❞✐❛t❡ ❝❛s❡✱ ✐s t❤❛t ✇❡ ❞♦ ♥♦t ❧❡❛r♥ ✇❤❡t❤❡r ✐ ✐s ❜❡tt❡r✲♦✛ t❤❛♥ ❥✱ ❜✉t ✇❡ ❧❡❛r♥ t❤❛t ♠♦✈✐♥❣ ❢r♦♠ ① t♦ ¯ ① ❜♦t❤ ✐♥❞✐✈✐❞✉❛❧s ❡♥❥♦② t❤❡ s❛♠❡ ✉t✐❧✐t② ❣❛✐♥✳ ❚❤✐s ✐s ♣r❡s❡r✈❡❞ ♦♥❧② ✐❢ φ✐ (∆❯✐) = φ ❥ (∆❯❥)✳ ❚❤❡♥✱ t❤❡ ✉t✐❧✐t✐❡s ♦❢ ✐ ❛♥❞ ❥ ❛r❡ ✉♥✐t ❝♦♠♣❛r❛❜❧❡ ✭♦r ❝♦♠♣❛r❛❜❧❡ ✐♥ t❡r♠s ♦❢ ❣❛✐♥s ❛♥❞ ❧♦ss❡s✮✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 23

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■✮

❖r❞✐♥❛❧✐t② ❛♥❞ ♥♦♥✲❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ϕ✐ (❯✐)✳

❋ s❛t✐s✜❡s ♦r❞✐♥❛❧✐t② ❛♥❞ ♥♦♥✲❝♦♠♣❛r❛❜✐❧✐t② ✐❢ ❢♦r ❡❛❝❤ ♣❛✐r ❯,❱ ∈ U s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆ ❱✐ = ϕ✐ ◦❯✐✱ t❤❡♥ ❋ (❯) ≡ ❘❯ = ❘❱ ≡ ❋ (❱ )✳

❈♦✲♦r❞✐♥❛❧✐t② ✭❝♦♠♠♦♥ ♦r❞✐♥❛❧ s❝❛❧❡✮✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ϕ (❯✐)✳ ❈♦✲❝❛r❞✐♥❛❧✐t② ✭❝❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✮✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥ ❱✐ = ❛ +❜❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 24

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■✮

❖r❞✐♥❛❧✐t② ❛♥❞ ♥♦♥✲❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ϕ✐ (❯✐)✳

❋ s❛t✐s✜❡s ♦r❞✐♥❛❧✐t② ❛♥❞ ♥♦♥✲❝♦♠♣❛r❛❜✐❧✐t② ✐❢ ❢♦r ❡❛❝❤ ♣❛✐r ❯,❱ ∈ U s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆ ❱✐ = ϕ✐ ◦❯✐✱ t❤❡♥ ❋ (❯) ≡ ❘❯ = ❘❱ ≡ ❋ (❱ )✳

❈♦✲♦r❞✐♥❛❧✐t② ✭❝♦♠♠♦♥ ♦r❞✐♥❛❧ s❝❛❧❡✮✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ϕ (❯✐)✳ ❈♦✲❝❛r❞✐♥❛❧✐t② ✭❝❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✮✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥ ❱✐ = ❛ +❜❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 25

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■✮

❖r❞✐♥❛❧✐t② ❛♥❞ ♥♦♥✲❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ϕ✐ (❯✐)✳

❋ s❛t✐s✜❡s ♦r❞✐♥❛❧✐t② ❛♥❞ ♥♦♥✲❝♦♠♣❛r❛❜✐❧✐t② ✐❢ ❢♦r ❡❛❝❤ ♣❛✐r ❯,❱ ∈ U s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆ ❱✐ = ϕ✐ ◦❯✐✱ t❤❡♥ ❋ (❯) ≡ ❘❯ = ❘❱ ≡ ❋ (❱ )✳

❈♦✲♦r❞✐♥❛❧✐t② ✭❝♦♠♠♦♥ ♦r❞✐♥❛❧ s❝❛❧❡✮✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ ✐♥❝r❡❛s✐♥❣ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ϕ (❯✐)✳ ❈♦✲❝❛r❞✐♥❛❧✐t② ✭❝❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✮✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥ ❱✐ = ❛ +❜❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 26

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■■✮

❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ❛✐ +❜✐❯✐✳ ❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❛♥❞ ✐♥❞✐✈✐❞✉❛❧ ❝❤❛♥❣❡ ♦❢ ♦r✐❣✐♥ ❱✐ = ❛✐ +❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❱✐ = ❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ r❡s❝❛❧✐♥❣ ❱✐ = ❜✐❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 27

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■■✮

❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ❛✐ +❜✐❯✐✳ ❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❛♥❞ ✐♥❞✐✈✐❞✉❛❧ ❝❤❛♥❣❡ ♦❢ ♦r✐❣✐♥ ❱✐ = ❛✐ +❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❱✐ = ❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ r❡s❝❛❧✐♥❣ ❱✐ = ❜✐❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 28

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■■✮

❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ❛✐ +❜✐❯✐✳ ❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❛♥❞ ✐♥❞✐✈✐❞✉❛❧ ❝❤❛♥❣❡ ♦❢ ♦r✐❣✐♥ ❱✐ = ❛✐ +❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❱✐ = ❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ r❡s❝❛❧✐♥❣ ❱✐ = ❜✐❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 29

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❈♦♠❜✐♥✐♥❣ ✐♥t❡r✲ ❛♥❞ ✐♥tr❛✲♣❡rs♦♥❛❧ ❝♦♠♣❛r✐s♦♥s ✭■■✮

❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ ♣♦s✐t✐✈❡ ❛✣♥❡ tr❛♥s❢♦r♠❛t✐♦♥s ❱✐ = ❛✐ +❜✐❯✐✳ ❈❛r❞✐♥❛❧ s❝❛❧❡ ❛♥❞ ✉♥✐t ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❛♥❞ ✐♥❞✐✈✐❞✉❛❧ ❝❤❛♥❣❡ ♦❢ ♦r✐❣✐♥ ❱✐ = ❛✐ +❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ❢✉❧❧ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ❝♦♠♠♦♥ r❡s❝❛❧✐♥❣ ❱✐ = ❜❯✐✳ ❘❛t✐♦✲s❝❛❧❡ ❛♥❞ ♥♦ ❝♦♠♣❛r❛❜✐❧✐t②✳ ■♥✈❛r✐❛♥❝❡ t♦ ✐♥❞✐✈✐❞✉❛❧ r❡s❝❛❧✐♥❣ ❱✐ = ❜✐❯✐✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 30

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆ ❣r❛♣❤✐❝❛❧ r❡♣r❡s❡♥t❛t✐♦♥

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 31

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋♦r♠❛❧ ✇❡❧❢❛r✐s♠

▲❡t H (❳,D) ❜❡ t❤❡ ❡✈❛❧✉❛t✐♦♥ s♣❛❝❡✿ H (❳,D) ≡

  • r ∈ R|◆| |∃① ∈ ❳,∃❯ ∈ D such that ❯① = r

❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ♦r❞❡r✐♥❣ ✭❙❲❖✮ ❘∗ ✐s ❛ r❛♥❦✐♥❣ ♦❢ ♣r♦✜❧❡s ♦❢ ✉t✐❧✐t② ❧❡✈❡❧s✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ❋ s❛t✐s✜❡s ❢♦r♠❛❧ ✇❡❧❢❛r✐s♠ ✐❢ t❤❡r❡ ❡①✐sts ❛ ❙❲❖ ❘∗ s✉❝❤ t❤❛t✿ ∀✉,✈ ∈ H (❳,D),∀①,② ∈ ❳,∀❯ ∈ D, ✉ = ❯① ❛♥❞ ✈ = ❯② ⇒ ✉❘∗✈ ✐✛ ①❘❯②.

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 32

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋♦r♠❛❧ ✇❡❧❢❛r✐s♠

▲❡t H (❳,D) ❜❡ t❤❡ ❡✈❛❧✉❛t✐♦♥ s♣❛❝❡✿ H (❳,D) ≡

  • r ∈ R|◆| |∃① ∈ ❳,∃❯ ∈ D such that ❯① = r

❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ♦r❞❡r✐♥❣ ✭❙❲❖✮ ❘∗ ✐s ❛ r❛♥❦✐♥❣ ♦❢ ♣r♦✜❧❡s ♦❢ ✉t✐❧✐t② ❧❡✈❡❧s✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ❋ s❛t✐s✜❡s ❢♦r♠❛❧ ✇❡❧❢❛r✐s♠ ✐❢ t❤❡r❡ ❡①✐sts ❛ ❙❲❖ ❘∗ s✉❝❤ t❤❛t✿ ∀✉,✈ ∈ H (❳,D),∀①,② ∈ ❳,∀❯ ∈ D, ✉ = ❯① ❛♥❞ ✈ = ❯② ⇒ ✉❘∗✈ ✐✛ ①❘❯②.

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 33

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋♦r♠❛❧ ✇❡❧❢❛r✐s♠

▲❡t H (❳,D) ❜❡ t❤❡ ❡✈❛❧✉❛t✐♦♥ s♣❛❝❡✿ H (❳,D) ≡

  • r ∈ R|◆| |∃① ∈ ❳,∃❯ ∈ D such that ❯① = r

❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ♦r❞❡r✐♥❣ ✭❙❲❖✮ ❘∗ ✐s ❛ r❛♥❦✐♥❣ ♦❢ ♣r♦✜❧❡s ♦❢ ✉t✐❧✐t② ❧❡✈❡❧s✳ ❆ s♦❝✐❛❧ ✇❡❧❢❛r❡ ❢✉♥❝t✐♦♥❛❧ ❋ s❛t✐s✜❡s ❢♦r♠❛❧ ✇❡❧❢❛r✐s♠ ✐❢ t❤❡r❡ ❡①✐sts ❛ ❙❲❖ ❘∗ s✉❝❤ t❤❛t✿ ∀✉,✈ ∈ H (❳,D),∀①,② ∈ ❳,∀❯ ∈ D, ✉ = ❯① ❛♥❞ ✈ = ❯② ⇒ ✉❘∗✈ ✐✛ ①❘❯②.

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 34

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋♦r♠❛❧ ✇❡❧❢❛r✐s♠✿ ❛ ❝❤❛r❛❝t❡r✐③❛t✐♦♥

P❛r❡t♦ ✐♥❞✐✛❡r❡♥❝❡✿ ∀❯ ∈ D,∀①,② ∈ ❳,①■❯② ✐❢ ❯① = ❯②. ❇✐♥❛r② ✐♥❞❡♣❡♥❞❡♥❝❡✿ ∀❱ ∈ D,∀①,② ∈ ❳,①❘❱ ② ✐❢ ∃❯ ∈ D s✉❝❤ t❤❛t ❱① = ❯①,❱② = ❯② ❛♥❞ ①❘❯② ❚❤❡♦r❡♠✿ ❲❤❡♥ D = U ✱ ❢♦r♠❛❧ ✇❡❧❢❛r✐s♠ ✐s ❡q✉✐✈❛❧❡♥t t♦ t❤❡ ❝♦♠❜✐♥❛t✐♦♥ ♦❢ P❛r❡t♦ ✐♥❞✐✛❡r❡♥❝❡ ❛♥❞ ❜✐♥❛r② ✐♥❞❡♣❡♥❞❡♥❝❡✳ ▼♦r❡♦✈❡r✱ H (❳,D) = R◆✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-35
SLIDE 35

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋♦r♠❛❧ ✇❡❧❢❛r✐s♠✿ ❛ ❝❤❛r❛❝t❡r✐③❛t✐♦♥

P❛r❡t♦ ✐♥❞✐✛❡r❡♥❝❡✿ ∀❯ ∈ D,∀①,② ∈ ❳,①■❯② ✐❢ ❯① = ❯②. ❇✐♥❛r② ✐♥❞❡♣❡♥❞❡♥❝❡✿ ∀❱ ∈ D,∀①,② ∈ ❳,①❘❱ ② ✐❢ ∃❯ ∈ D s✉❝❤ t❤❛t ❱① = ❯①,❱② = ❯② ❛♥❞ ①❘❯② ❚❤❡♦r❡♠✿ ❲❤❡♥ D = U ✱ ❢♦r♠❛❧ ✇❡❧❢❛r✐s♠ ✐s ❡q✉✐✈❛❧❡♥t t♦ t❤❡ ❝♦♠❜✐♥❛t✐♦♥ ♦❢ P❛r❡t♦ ✐♥❞✐✛❡r❡♥❝❡ ❛♥❞ ❜✐♥❛r② ✐♥❞❡♣❡♥❞❡♥❝❡✳ ▼♦r❡♦✈❡r✱ H (❳,D) = R◆✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-36
SLIDE 36

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❋♦r♠❛❧ ✇❡❧❢❛r✐s♠✿ ❛ ❝❤❛r❛❝t❡r✐③❛t✐♦♥

P❛r❡t♦ ✐♥❞✐✛❡r❡♥❝❡✿ ∀❯ ∈ D,∀①,② ∈ ❳,①■❯② ✐❢ ❯① = ❯②. ❇✐♥❛r② ✐♥❞❡♣❡♥❞❡♥❝❡✿ ∀❱ ∈ D,∀①,② ∈ ❳,①❘❱ ② ✐❢ ∃❯ ∈ D s✉❝❤ t❤❛t ❱① = ❯①,❱② = ❯② ❛♥❞ ①❘❯② ❚❤❡♦r❡♠✿ ❲❤❡♥ D = U ✱ ❢♦r♠❛❧ ✇❡❧❢❛r✐s♠ ✐s ❡q✉✐✈❛❧❡♥t t♦ t❤❡ ❝♦♠❜✐♥❛t✐♦♥ ♦❢ P❛r❡t♦ ✐♥❞✐✛❡r❡♥❝❡ ❛♥❞ ❜✐♥❛r② ✐♥❞❡♣❡♥❞❡♥❝❡✳ ▼♦r❡♦✈❡r✱ H (❳,D) = R◆✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-37
SLIDE 37

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉❡✜♥✐t✐♦♥s

❚❤❡ ✭♣✉r❡✮ ✉t✐❧✐t❛r✐❛♥ ❙❲❖ ❘∗ ❤♦❧❞s t❤❛t ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ✐❢ ❛♥❞ ♦♥❧② ✐❢

✐∈◆

✉✐ ≥ ∑

✐∈◆

✈✐. ❚❤❡ ✏❛ss♦❝✐❛t❡❞✑ ✉t✐❧✐t❛r✐❛♥ ❙❲❋▲ ❋ r❡q✉✐r❡s t❤❛t ❢♦r ❡❛❝❤ ♣❛✐r ①,② ∈ ❳ ❛♥❞ ❡❛❝❤ ❯ ∈ D✱ ①❘❯② ✐❢ ❛♥❞ ♦♥❧② ✐❢

✐∈◆

❯ (①,✐) ≥ ∑

✐∈◆

❯ (②,✐).

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-38
SLIDE 38

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉❡✜♥✐t✐♦♥s

❚❤❡ ✭♣✉r❡✮ ✉t✐❧✐t❛r✐❛♥ ❙❲❖ ❘∗ ❤♦❧❞s t❤❛t ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ✐❢ ❛♥❞ ♦♥❧② ✐❢

✐∈◆

✉✐ ≥ ∑

✐∈◆

✈✐. ❚❤❡ ✏❛ss♦❝✐❛t❡❞✑ ✉t✐❧✐t❛r✐❛♥ ❙❲❋▲ ❋ r❡q✉✐r❡s t❤❛t ❢♦r ❡❛❝❤ ♣❛✐r ①,② ∈ ❳ ❛♥❞ ❡❛❝❤ ❯ ∈ D✱ ①❘❯② ✐❢ ❛♥❞ ♦♥❧② ✐❢

✐∈◆

❯ (①,✐) ≥ ∑

✐∈◆

❯ (②,✐).

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-39
SLIDE 39

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❲❡❛❦ P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ ≫ ✈ t❤❡♥ ✉P∗✈✳ ❋✐rst✱ ❞❡✜♥❡ ❛ ♣❡r♠✉t❛t✐♦♥ π ❛♥❞ ❧❡t Π ❜❡ t❤❡ s❡t ♦❢ ❛❧❧ ♣❡r♠✉t❛t✐♦♥s✳ ❆♥♦♥♦②♠✐t②✯✳ ❋♦r ❡❛❝❤ π ∈ Π ❛♥❞ ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉■ ∗✈ ✐❢ ✈ = π✉✳ ■♥✈✯(❛✐ +❜✉✐)✳ ❋♦r ❡❛❝❤ (❛✐) ∈ R◆✱ ❢♦r ❡❛❝❤ ❜ ∈ R+✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (❛✶ +❜✉✶,...,❛♥ +❜✉♥)❘∗ (❛✶ +❜✈✶,...,❛♥ +❜✈♥).

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-40
SLIDE 40

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❲❡❛❦ P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ ≫ ✈ t❤❡♥ ✉P∗✈✳ ❋✐rst✱ ❞❡✜♥❡ ❛ ♣❡r♠✉t❛t✐♦♥ π ❛♥❞ ❧❡t Π ❜❡ t❤❡ s❡t ♦❢ ❛❧❧ ♣❡r♠✉t❛t✐♦♥s✳ ❆♥♦♥♦②♠✐t②✯✳ ❋♦r ❡❛❝❤ π ∈ Π ❛♥❞ ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉■ ∗✈ ✐❢ ✈ = π✉✳ ■♥✈✯(❛✐ +❜✉✐)✳ ❋♦r ❡❛❝❤ (❛✐) ∈ R◆✱ ❢♦r ❡❛❝❤ ❜ ∈ R+✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (❛✶ +❜✉✶,...,❛♥ +❜✉♥)❘∗ (❛✶ +❜✈✶,...,❛♥ +❜✈♥).

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-41
SLIDE 41

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❲❡❛❦ P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ ≫ ✈ t❤❡♥ ✉P∗✈✳ ❋✐rst✱ ❞❡✜♥❡ ❛ ♣❡r♠✉t❛t✐♦♥ π ❛♥❞ ❧❡t Π ❜❡ t❤❡ s❡t ♦❢ ❛❧❧ ♣❡r♠✉t❛t✐♦♥s✳ ❆♥♦♥♦②♠✐t②✯✳ ❋♦r ❡❛❝❤ π ∈ Π ❛♥❞ ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉■ ∗✈ ✐❢ ✈ = π✉✳ ■♥✈✯(❛✐ +❜✉✐)✳ ❋♦r ❡❛❝❤ (❛✐) ∈ R◆✱ ❢♦r ❡❛❝❤ ❜ ∈ R+✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (❛✶ +❜✉✶,...,❛♥ +❜✉♥)❘∗ (❛✶ +❜✈✶,...,❛♥ +❜✈♥).

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-42
SLIDE 42

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❲❡❛❦ P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ ≫ ✈ t❤❡♥ ✉P∗✈✳ ❋✐rst✱ ❞❡✜♥❡ ❛ ♣❡r♠✉t❛t✐♦♥ π ❛♥❞ ❧❡t Π ❜❡ t❤❡ s❡t ♦❢ ❛❧❧ ♣❡r♠✉t❛t✐♦♥s✳ ❆♥♦♥♦②♠✐t②✯✳ ❋♦r ❡❛❝❤ π ∈ Π ❛♥❞ ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉■ ∗✈ ✐❢ ✈ = π✉✳ ■♥✈✯(❛✐ +❜✉✐)✳ ❋♦r ❡❛❝❤ (❛✐) ∈ R◆✱ ❢♦r ❡❛❝❤ ❜ ∈ R+✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (❛✶ +❜✉✶,...,❛♥ +❜✉♥)❘∗ (❛✶ +❜✈✶,...,❛♥ +❜✈♥).

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-43
SLIDE 43

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❚❤❡♦r❡♠✿ ✉t✐❧✐t❛r✐❛♥✐s♠

❚❤❡♦r❡♠ ✹✳✹ ✭❞✬❆s♣r❡♠♦♥t ❛♥❞ ●❡✈❡rs✱ ✷✵✵✷✮✳ ❆ ❙❲❖ ❘∗✐s ♣✉r❡ ✉t✐❧✐t❛r✐❛♥ ✐✛ ✐t s❛t✐s✜❡s ✇❡❛❦ P❛r❡t♦✯✱ ❆♥♦♥♦②♠✐t②✯✱ ❛♥❞ ■♥✈✯(❛✐ +❜✉✐)✳ Pr♦♦❢✳ ❚✇♦ ♣❛rts✳

◆❡❝❡ss✐t②✳ ❆ ✉t✐❧✐t❛r✐❛♥ ❙❲❖ ❘∗ s❛t✐s✜❡s ✇❡❛❦ P❛r❡t♦✯✱ ❆♥♦♥♦②♠✐t②✯✱ ❛♥❞ ■♥✈✯(❛✐ +❜✉✐)✳ ❙✉✣❝✐❡♥❝②✳ ❆ ❙❲❖ ❘∗ t❤❛t s❛t✐s✜❡s ✇❡❛❦ P❛r❡t♦✯✱ ❆♥♦♥♦②♠✐t②✯✱ ❛♥❞ ■♥✈✯(❛✐ +❜✉✐) ✐s ✉t✐❧✐t❛r✐❛♥✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-44
SLIDE 44

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❚❤❡♦r❡♠✿ ✉t✐❧✐t❛r✐❛♥✐s♠

❚❤❡♦r❡♠ ✹✳✹ ✭❞✬❆s♣r❡♠♦♥t ❛♥❞ ●❡✈❡rs✱ ✷✵✵✷✮✳ ❆ ❙❲❖ ❘∗✐s ♣✉r❡ ✉t✐❧✐t❛r✐❛♥ ✐✛ ✐t s❛t✐s✜❡s ✇❡❛❦ P❛r❡t♦✯✱ ❆♥♦♥♦②♠✐t②✯✱ ❛♥❞ ■♥✈✯(❛✐ +❜✉✐)✳ Pr♦♦❢✳ ❚✇♦ ♣❛rts✳

◆❡❝❡ss✐t②✳ ❆ ✉t✐❧✐t❛r✐❛♥ ❙❲❖ ❘∗ s❛t✐s✜❡s ✇❡❛❦ P❛r❡t♦✯✱ ❆♥♦♥♦②♠✐t②✯✱ ❛♥❞ ■♥✈✯(❛✐ +❜✉✐)✳ ❙✉✣❝✐❡♥❝②✳ ❆ ❙❲❖ ❘∗ t❤❛t s❛t✐s✜❡s ✇❡❛❦ P❛r❡t♦✯✱ ❆♥♦♥♦②♠✐t②✯✱ ❛♥❞ ■♥✈✯(❛✐ +❜✉✐) ✐s ✉t✐❧✐t❛r✐❛♥✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-45
SLIDE 45

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

▲❡t ❛ ♣❛✐r ✉,✈ ∈ R|◆| ❜❡ s✉❝❤ t❤❛t ∑✐∈◆ ✉✐ = ∑✐∈◆ ✈✐. ❇② ❆♥♦♥②♠✐t②✯✱ ♣❡r♠✉t❡ ✉ ❛♥❞ ✈ ✐♥ ✐♥❝r❡❛s✐♥❣ ♦r❞❡r✳ ❈❧❡❛r❧②✱ π✉■ ∗✉ ❛♥❞ ¯ π✈■ ∗✈✳ ❙✉❜tr❛❝t ❢r♦♠ ❡❛❝❤ r❛✇ ♦❢ π✉ ❛♥❞ ¯ π✈ t❤❡ s♠❛❧❧❡st ♥✉♠❜❡r✳ ❇② ■♥✈✯(❛✐ +❜✉✐)✱ t❤❡ ♥❡✇ ✉t✐❧✐t② ✈❡❝t♦rs ❛r❡ r❛♥❦ ❛s t❤❡ st❛rt✐♥❣ ♦♥❡s✳ ❘❡♣❡❛t ♣❡r♠✉t❛t✐♦♥ ❛♥❞ s✉❜tr❛❝t✐♦♥ ❛t ♠♦st |◆| t✐♠❡s✱ ②♦✉ ❣❡t t✇♦ ✈❡❝t♦rs ♦❢ ③❡r♦s✱ ✇❤✐❝❤ ❛r❡ ❡q✉❛❧❧② ❣♦♦❞✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

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SLIDE 46

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

▲❡t ❛ ♣❛✐r ✉,✈ ∈ R|◆| ❜❡ s✉❝❤ t❤❛t ∑✐∈◆ ✉✐ = ∑✐∈◆ ✈✐. ❇② ❆♥♦♥②♠✐t②✯✱ ♣❡r♠✉t❡ ✉ ❛♥❞ ✈ ✐♥ ✐♥❝r❡❛s✐♥❣ ♦r❞❡r✳ ❈❧❡❛r❧②✱ π✉■ ∗✉ ❛♥❞ ¯ π✈■ ∗✈✳ ❙✉❜tr❛❝t ❢r♦♠ ❡❛❝❤ r❛✇ ♦❢ π✉ ❛♥❞ ¯ π✈ t❤❡ s♠❛❧❧❡st ♥✉♠❜❡r✳ ❇② ■♥✈✯(❛✐ +❜✉✐)✱ t❤❡ ♥❡✇ ✉t✐❧✐t② ✈❡❝t♦rs ❛r❡ r❛♥❦ ❛s t❤❡ st❛rt✐♥❣ ♦♥❡s✳ ❘❡♣❡❛t ♣❡r♠✉t❛t✐♦♥ ❛♥❞ s✉❜tr❛❝t✐♦♥ ❛t ♠♦st |◆| t✐♠❡s✱ ②♦✉ ❣❡t t✇♦ ✈❡❝t♦rs ♦❢ ③❡r♦s✱ ✇❤✐❝❤ ❛r❡ ❡q✉❛❧❧② ❣♦♦❞✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-47
SLIDE 47

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

▲❡t ❛ ♣❛✐r ✉,✈ ∈ R|◆| ❜❡ s✉❝❤ t❤❛t ∑✐∈◆ ✉✐ = ∑✐∈◆ ✈✐. ❇② ❆♥♦♥②♠✐t②✯✱ ♣❡r♠✉t❡ ✉ ❛♥❞ ✈ ✐♥ ✐♥❝r❡❛s✐♥❣ ♦r❞❡r✳ ❈❧❡❛r❧②✱ π✉■ ∗✉ ❛♥❞ ¯ π✈■ ∗✈✳ ❙✉❜tr❛❝t ❢r♦♠ ❡❛❝❤ r❛✇ ♦❢ π✉ ❛♥❞ ¯ π✈ t❤❡ s♠❛❧❧❡st ♥✉♠❜❡r✳ ❇② ■♥✈✯(❛✐ +❜✉✐)✱ t❤❡ ♥❡✇ ✉t✐❧✐t② ✈❡❝t♦rs ❛r❡ r❛♥❦ ❛s t❤❡ st❛rt✐♥❣ ♦♥❡s✳ ❘❡♣❡❛t ♣❡r♠✉t❛t✐♦♥ ❛♥❞ s✉❜tr❛❝t✐♦♥ ❛t ♠♦st |◆| t✐♠❡s✱ ②♦✉ ❣❡t t✇♦ ✈❡❝t♦rs ♦❢ ③❡r♦s✱ ✇❤✐❝❤ ❛r❡ ❡q✉❛❧❧② ❣♦♦❞✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-48
SLIDE 48

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

▲❡t ❛ ♣❛✐r ✉,✈ ∈ R|◆| ❜❡ s✉❝❤ t❤❛t ∑✐∈◆ ✉✐ = ∑✐∈◆ ✈✐. ❇② ❆♥♦♥②♠✐t②✯✱ ♣❡r♠✉t❡ ✉ ❛♥❞ ✈ ✐♥ ✐♥❝r❡❛s✐♥❣ ♦r❞❡r✳ ❈❧❡❛r❧②✱ π✉■ ∗✉ ❛♥❞ ¯ π✈■ ∗✈✳ ❙✉❜tr❛❝t ❢r♦♠ ❡❛❝❤ r❛✇ ♦❢ π✉ ❛♥❞ ¯ π✈ t❤❡ s♠❛❧❧❡st ♥✉♠❜❡r✳ ❇② ■♥✈✯(❛✐ +❜✉✐)✱ t❤❡ ♥❡✇ ✉t✐❧✐t② ✈❡❝t♦rs ❛r❡ r❛♥❦ ❛s t❤❡ st❛rt✐♥❣ ♦♥❡s✳ ❘❡♣❡❛t ♣❡r♠✉t❛t✐♦♥ ❛♥❞ s✉❜tr❛❝t✐♦♥ ❛t ♠♦st |◆| t✐♠❡s✱ ②♦✉ ❣❡t t✇♦ ✈❡❝t♦rs ♦❢ ③❡r♦s✱ ✇❤✐❝❤ ❛r❡ ❡q✉❛❧❧② ❣♦♦❞✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-49
SLIDE 49

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

❆ss✉♠❡ ♥♦✇ t❤❛t t❤❛t ∑✐∈◆ ✉✐ > ∑✐∈◆ ✈✐. ❉❡✜♥❡ δ ≡ ∑✐∈◆ ✉✐−∑✐∈◆ ✈✐

|◆|

❛♥❞ t❤❡ ✉t✐❧✐t② ✈❡❝t♦r ✇ s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆✱ ✇✐ = ✉✐ −δ✳ ❙✐♥❝❡ ✉ ≫ ✇✱ ✇❡❛❦ P❛r❡t♦✯ ✐♠♣❧✐❡s t❤❛t ✉P∗✇✳ ❙✐♥❝❡ ∑✐∈◆ ✇✐ = ∑✐∈◆ ✈✐✱ ✇■ ∗✈✳ ❇② tr❛♥s✐t✐✈✐t②✱ ✉P∗✈✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-50
SLIDE 50

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

❆ss✉♠❡ ♥♦✇ t❤❛t t❤❛t ∑✐∈◆ ✉✐ > ∑✐∈◆ ✈✐. ❉❡✜♥❡ δ ≡ ∑✐∈◆ ✉✐−∑✐∈◆ ✈✐

|◆|

❛♥❞ t❤❡ ✉t✐❧✐t② ✈❡❝t♦r ✇ s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆✱ ✇✐ = ✉✐ −δ✳ ❙✐♥❝❡ ✉ ≫ ✇✱ ✇❡❛❦ P❛r❡t♦✯ ✐♠♣❧✐❡s t❤❛t ✉P∗✇✳ ❙✐♥❝❡ ∑✐∈◆ ✇✐ = ∑✐∈◆ ✈✐✱ ✇■ ∗✈✳ ❇② tr❛♥s✐t✐✈✐t②✱ ✉P∗✈✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-51
SLIDE 51

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

❆ss✉♠❡ ♥♦✇ t❤❛t t❤❛t ∑✐∈◆ ✉✐ > ∑✐∈◆ ✈✐. ❉❡✜♥❡ δ ≡ ∑✐∈◆ ✉✐−∑✐∈◆ ✈✐

|◆|

❛♥❞ t❤❡ ✉t✐❧✐t② ✈❡❝t♦r ✇ s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆✱ ✇✐ = ✉✐ −δ✳ ❙✐♥❝❡ ✉ ≫ ✇✱ ✇❡❛❦ P❛r❡t♦✯ ✐♠♣❧✐❡s t❤❛t ✉P∗✇✳ ❙✐♥❝❡ ∑✐∈◆ ✇✐ = ∑✐∈◆ ✈✐✱ ✇■ ∗✈✳ ❇② tr❛♥s✐t✐✈✐t②✱ ✉P∗✈✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-52
SLIDE 52

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

Pr♦♦❢✿ s✉✣❝✐❡♥❝②

❆ss✉♠❡ ♥♦✇ t❤❛t t❤❛t ∑✐∈◆ ✉✐ > ∑✐∈◆ ✈✐. ❉❡✜♥❡ δ ≡ ∑✐∈◆ ✉✐−∑✐∈◆ ✈✐

|◆|

❛♥❞ t❤❡ ✉t✐❧✐t② ✈❡❝t♦r ✇ s✉❝❤ t❤❛t ❢♦r ❡❛❝❤ ✐ ∈ ◆✱ ✇✐ = ✉✐ −δ✳ ❙✐♥❝❡ ✉ ≫ ✇✱ ✇❡❛❦ P❛r❡t♦✯ ✐♠♣❧✐❡s t❤❛t ✉P∗✇✳ ❙✐♥❝❡ ∑✐∈◆ ✇✐ = ∑✐∈◆ ✈✐✱ ✇■ ∗✈✳ ❇② tr❛♥s✐t✐✈✐t②✱ ✉P∗✈✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-53
SLIDE 53

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉❡✜♥✐t✐♦♥s

❚❤❡ ❧❡①✐♠✐♥ ❙❲❖ ❘∗ ❤♦❧❞s t❤❛t ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ✐❢ ❛♥❞ ♦♥❧② ✐❢ ✉ ≥❧❡① ✈. ≥❧❡① ❝♦♠♣❛r❡s ✈❡❝t♦rs ❜② t❤❡ s♠❛❧❧❡st ❡❧❡♠❡♥ts❀ ✐❢ ❡q✉❛❧✱ ❜② t❤❡ s❡❝♦♥❞ s♠❛❧❧❡sts❀ ❡t❝✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-54
SLIDE 54

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❉❡✜♥✐t✐♦♥s

❚❤❡ ❧❡①✐♠✐♥ ❙❲❖ ❘∗ ❤♦❧❞s t❤❛t ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ✐❢ ❛♥❞ ♦♥❧② ✐❢ ✉ ≥❧❡① ✈. ≥❧❡① ❝♦♠♣❛r❡s ✈❡❝t♦rs ❜② t❤❡ s♠❛❧❧❡st ❡❧❡♠❡♥ts❀ ✐❢ ❡q✉❛❧✱ ❜② t❤❡ s❡❝♦♥❞ s♠❛❧❧❡sts❀ ❡t❝✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-55
SLIDE 55

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❙tr✐❝t P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ > ✈ t❤❡♥ ✉P∗✈✳ ▼✐♥✐♠❛❧ ■♥❞✐✈✐❞✉❛❧ ❙②♠♠❡tr②✯✳ ❋♦r ❛♥② ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉■ ∗✈ s✉❝❤ t❤❛t ✉✐ > ✈✐✱ ✉❥ < ✈❥ ❛♥❞ ✉❦ = ✈❦ ❢♦r ❛❧❧ ❦ = ✐,❥✳ ▼✐♥✐♠❛❧ ❡q✉✐t②✯✳ ❋♦r s♦♠❡ ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉,✈ ∈ R◆✱ s✉❝❤ t❤❛t ✉❦ = ✈❦ ❢♦r ❡❛❝❤ ❦ = ✐,❥✱ ✈✐ < ✉✐ < ✉❥ < ✈❥✱ ❛♥❞ ✉❘∗✈✳ ■♥✈✯(φ (✉✐))✳ ❋♦r ❡❛❝❤ r❡❛❧✲✈❛❧✉❡❞ ❛♥❞ ✐♥❝r❡❛s✐♥❣ ❢✉♥❝t✐♦♥ φ✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (φ (✉✶),...,φ (✉♥))❘∗ (φ (✈✶),...,φ (✈♥)). ❙❡♣❛r❛❜✐❧✐t②✯✳ ❋♦r ❡❛❝❤ ✉,✈,✉′,✈′ ∈ R◆✱ ✉❘∗✈ ⇔ ✉′❘∗✈′✱ ✐❢ t❤❡r❡ ❡①✐sts ▼ ⊂ ◆ s✉❝❤ t❤❛t ✉✐ = ✈✐ ❛♥❞ ✉′

✐ = ✈′ ✐ ❢♦r ❡❛❝❤

✐ ∈ ▼✱ ✇❤❡r❡❛s ✉✐ = ✉′

✐ ❛♥❞ ✈✐ = ✈′ ✐ ❢♦r ❡❛❝❤ ✐ ∈ ◆\▼✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-56
SLIDE 56

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❙tr✐❝t P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ > ✈ t❤❡♥ ✉P∗✈✳ ▼✐♥✐♠❛❧ ■♥❞✐✈✐❞✉❛❧ ❙②♠♠❡tr②✯✳ ❋♦r ❛♥② ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉■ ∗✈ s✉❝❤ t❤❛t ✉✐ > ✈✐✱ ✉❥ < ✈❥ ❛♥❞ ✉❦ = ✈❦ ❢♦r ❛❧❧ ❦ = ✐,❥✳ ▼✐♥✐♠❛❧ ❡q✉✐t②✯✳ ❋♦r s♦♠❡ ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉,✈ ∈ R◆✱ s✉❝❤ t❤❛t ✉❦ = ✈❦ ❢♦r ❡❛❝❤ ❦ = ✐,❥✱ ✈✐ < ✉✐ < ✉❥ < ✈❥✱ ❛♥❞ ✉❘∗✈✳ ■♥✈✯(φ (✉✐))✳ ❋♦r ❡❛❝❤ r❡❛❧✲✈❛❧✉❡❞ ❛♥❞ ✐♥❝r❡❛s✐♥❣ ❢✉♥❝t✐♦♥ φ✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (φ (✉✶),...,φ (✉♥))❘∗ (φ (✈✶),...,φ (✈♥)). ❙❡♣❛r❛❜✐❧✐t②✯✳ ❋♦r ❡❛❝❤ ✉,✈,✉′,✈′ ∈ R◆✱ ✉❘∗✈ ⇔ ✉′❘∗✈′✱ ✐❢ t❤❡r❡ ❡①✐sts ▼ ⊂ ◆ s✉❝❤ t❤❛t ✉✐ = ✈✐ ❛♥❞ ✉′

✐ = ✈′ ✐ ❢♦r ❡❛❝❤

✐ ∈ ▼✱ ✇❤❡r❡❛s ✉✐ = ✉′

✐ ❛♥❞ ✈✐ = ✈′ ✐ ❢♦r ❡❛❝❤ ✐ ∈ ◆\▼✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-57
SLIDE 57

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❙tr✐❝t P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ > ✈ t❤❡♥ ✉P∗✈✳ ▼✐♥✐♠❛❧ ■♥❞✐✈✐❞✉❛❧ ❙②♠♠❡tr②✯✳ ❋♦r ❛♥② ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉■ ∗✈ s✉❝❤ t❤❛t ✉✐ > ✈✐✱ ✉❥ < ✈❥ ❛♥❞ ✉❦ = ✈❦ ❢♦r ❛❧❧ ❦ = ✐,❥✳ ▼✐♥✐♠❛❧ ❡q✉✐t②✯✳ ❋♦r s♦♠❡ ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉,✈ ∈ R◆✱ s✉❝❤ t❤❛t ✉❦ = ✈❦ ❢♦r ❡❛❝❤ ❦ = ✐,❥✱ ✈✐ < ✉✐ < ✉❥ < ✈❥✱ ❛♥❞ ✉❘∗✈✳ ■♥✈✯(φ (✉✐))✳ ❋♦r ❡❛❝❤ r❡❛❧✲✈❛❧✉❡❞ ❛♥❞ ✐♥❝r❡❛s✐♥❣ ❢✉♥❝t✐♦♥ φ✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (φ (✉✶),...,φ (✉♥))❘∗ (φ (✈✶),...,φ (✈♥)). ❙❡♣❛r❛❜✐❧✐t②✯✳ ❋♦r ❡❛❝❤ ✉,✈,✉′,✈′ ∈ R◆✱ ✉❘∗✈ ⇔ ✉′❘∗✈′✱ ✐❢ t❤❡r❡ ❡①✐sts ▼ ⊂ ◆ s✉❝❤ t❤❛t ✉✐ = ✈✐ ❛♥❞ ✉′

✐ = ✈′ ✐ ❢♦r ❡❛❝❤

✐ ∈ ▼✱ ✇❤❡r❡❛s ✉✐ = ✉′

✐ ❛♥❞ ✈✐ = ✈′ ✐ ❢♦r ❡❛❝❤ ✐ ∈ ◆\▼✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-58
SLIDE 58

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❙tr✐❝t P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ > ✈ t❤❡♥ ✉P∗✈✳ ▼✐♥✐♠❛❧ ■♥❞✐✈✐❞✉❛❧ ❙②♠♠❡tr②✯✳ ❋♦r ❛♥② ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉■ ∗✈ s✉❝❤ t❤❛t ✉✐ > ✈✐✱ ✉❥ < ✈❥ ❛♥❞ ✉❦ = ✈❦ ❢♦r ❛❧❧ ❦ = ✐,❥✳ ▼✐♥✐♠❛❧ ❡q✉✐t②✯✳ ❋♦r s♦♠❡ ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉,✈ ∈ R◆✱ s✉❝❤ t❤❛t ✉❦ = ✈❦ ❢♦r ❡❛❝❤ ❦ = ✐,❥✱ ✈✐ < ✉✐ < ✉❥ < ✈❥✱ ❛♥❞ ✉❘∗✈✳ ■♥✈✯(φ (✉✐))✳ ❋♦r ❡❛❝❤ r❡❛❧✲✈❛❧✉❡❞ ❛♥❞ ✐♥❝r❡❛s✐♥❣ ❢✉♥❝t✐♦♥ φ✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (φ (✉✶),...,φ (✉♥))❘∗ (φ (✈✶),...,φ (✈♥)). ❙❡♣❛r❛❜✐❧✐t②✯✳ ❋♦r ❡❛❝❤ ✉,✈,✉′,✈′ ∈ R◆✱ ✉❘∗✈ ⇔ ✉′❘∗✈′✱ ✐❢ t❤❡r❡ ❡①✐sts ▼ ⊂ ◆ s✉❝❤ t❤❛t ✉✐ = ✈✐ ❛♥❞ ✉′

✐ = ✈′ ✐ ❢♦r ❡❛❝❤

✐ ∈ ▼✱ ✇❤❡r❡❛s ✉✐ = ✉′

✐ ❛♥❞ ✈✐ = ✈′ ✐ ❢♦r ❡❛❝❤ ✐ ∈ ◆\▼✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-59
SLIDE 59

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❆①✐♦♠s

❙tr✐❝t P❛r❡t♦✯✳ ❋♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✐❢ ✉ > ✈ t❤❡♥ ✉P∗✈✳ ▼✐♥✐♠❛❧ ■♥❞✐✈✐❞✉❛❧ ❙②♠♠❡tr②✯✳ ❋♦r ❛♥② ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉■ ∗✈ s✉❝❤ t❤❛t ✉✐ > ✈✐✱ ✉❥ < ✈❥ ❛♥❞ ✉❦ = ✈❦ ❢♦r ❛❧❧ ❦ = ✐,❥✳ ▼✐♥✐♠❛❧ ❡q✉✐t②✯✳ ❋♦r s♦♠❡ ♣❛✐r ✐,❥ ∈ ◆✱ t❤❡r❡ ❡①✐sts ✉,✈ ∈ R◆✱ s✉❝❤ t❤❛t ✉❦ = ✈❦ ❢♦r ❡❛❝❤ ❦ = ✐,❥✱ ✈✐ < ✉✐ < ✉❥ < ✈❥✱ ❛♥❞ ✉❘∗✈✳ ■♥✈✯(φ (✉✐))✳ ❋♦r ❡❛❝❤ r❡❛❧✲✈❛❧✉❡❞ ❛♥❞ ✐♥❝r❡❛s✐♥❣ ❢✉♥❝t✐♦♥ φ✱ ❢♦r ❡❛❝❤ ♣❛✐r ✉,✈ ∈ R◆✱ ✉❘∗✈ ⇔ (φ (✉✶),...,φ (✉♥))❘∗ (φ (✈✶),...,φ (✈♥)). ❙❡♣❛r❛❜✐❧✐t②✯✳ ❋♦r ❡❛❝❤ ✉,✈,✉′,✈′ ∈ R◆✱ ✉❘∗✈ ⇔ ✉′❘∗✈′✱ ✐❢ t❤❡r❡ ❡①✐sts ▼ ⊂ ◆ s✉❝❤ t❤❛t ✉✐ = ✈✐ ❛♥❞ ✉′

✐ = ✈′ ✐ ❢♦r ❡❛❝❤

✐ ∈ ▼✱ ✇❤❡r❡❛s ✉✐ = ✉′

✐ ❛♥❞ ✈✐ = ✈′ ✐ ❢♦r ❡❛❝❤ ✐ ∈ ◆\▼✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②

slide-60
SLIDE 60

❚❤❡ ❙❲❋▲ ❛♣♣r♦❛❝❤ ❲❡❧❢❛r✐s♠ ❯t✐❧✐t❛r✐❛♥✐s♠ ▲❡①✐♠✐♥

❚❤❡♦r❡♠✿ ❧❡①✐♠✐♥

❚❤❡♦r❡♠ ✹✳✶✻ ✭❞✬❆s♣r❡♠♦♥t ❛♥❞ ●❡✈❡rs✱ ✷✵✵✷✮✳ ❆ ❙❲❖ ❘∗s❛t✐s❢②✐♥❣ ❙tr✐❝t P❛r❡t♦✯✱ ▼✐♥✐♠❛❧ ■♥❞✐✈✐❞✉❛❧ ❙②♠♠❡tr②✯✱ ▼✐♥✐♠❛❧ ❡q✉✐t②✯✱ ❛♥❞ ■♥✈✯(φ (✉✐)) ✐s ❧❡①✐♠✐♥✳

P✳ ●✳ P✐❛❝q✉❛❞✐♦ ❉✐str✐❜✉t✐✈❡ ❏✉st✐❝❡ ❛♥❞ ❊❝♦♥♦♠✐❝ ■♥❡q✉❛❧✐t②