Last_Tutorial

Last_Tutorial - 14 'qn lebxz - (236343) zeiaeyigd zxez...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 14 'qn lebxz - (236343) zeiaeyigd zxez (2009 aia` '` crenn) 1 dl`y xear (( x i = a ) ∨ ( x j = b )) dxevdn zeiweqt ly AND `ed 2 CNF = weqt :dxcbd . i,j ∈ { 1 ,...,n }-e a,b ∈ { 1 , 2 , 3 } . ϕ = (( x 1 = 1) ∨ ( x 2 = 1)) ∧ (( x 3 = 2) ∨ ( x 1 = 3)) :dnbecl .zeiweqtd lk i`pz z` zwtqn `id m` 2 CNF = weqt zwtqn α ∈ { 1 , 2 , 3 } n dnyd .eze` zwtqny dnyd zniiw m` witq `ed 2 CNF = weqt xear (( x i 6 = a ) ∨ ( x j 6 = b )) dxevdn zeiweqt ly AND `ed 2 CNF 6 = weqt :dxcbd . i,j ∈ { 1 ,...,n }-e a,b ∈ { 1 , 2 , 3 } . ϕ = (( x 1 6 = 1) ∨ ( x 2 6 = 1)) ∧ (( x 3 6 = 2) ∨ ( x 1 6 = 3)) :dnbecl . 2 CNF = xear zewitqd zxcbdl dnbec zewitqd zxcbd . NPC-a e` P-a od m`d ze`ad zetyd xear eraw , P 6 = NP-y dgpda . 3 COL ∈ NPC-e 2 SAT ∈ P ik reci :fnx 2 SAT = = { ϕ = : witq 2 CNF = weqt ϕ = } .1 2 SAT 6 = = { ϕ 6 = : witq 2 CNF 6 = weqt ϕ 6 = } .2 oexzt .` . 2 CNF = ∈ P ik ziciin raep dpnn , 2 CNF = ≤ p 2 SAT zinepilet divwecx d`xp oneqiy 2 SAT weqt dpap , ϕ oneqiy 2 CNF = weqt ozpida :jk xcbez divwecxd sqe`e x 1 i ,x 2 i ,x 3 i mipzyn dyely eidi ϕ-a riteny x i dpzyn lkl :`ad ote`a ϕ lk ik al miyp . x 1 i ∨ x 2 i ∧ x 1 i ∨ x 3 i ∧ x 2 i ∨ x 3 i : ϕ-a didi `ad zeiweqtd oian ccea dpzynl xzeid lkl 1 zpzep efd zeiweqtd zyly z` zwtqny dnyd mdipy ly dlilyd z` dlikny ziweqtd f` ,1 lawn mipzyn bef m` ik) dyelyd...
View Full Document

This note was uploaded on 03/12/2011 for the course CS 236343 taught by Professor Bensasson during the Winter '11 term at Technion.

Page1 / 3

Last_Tutorial - 14 'qn lebxz - (236343) zeiaeyigd zxez...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online