บทความนี้ต้องการการจัดหน้า หรือ ให้ คุณสามารถปรับปรุงแก้ไขบทความนี้ได้ และนำป้ายออก พิจารณาใช้เพื่อชี้ชัดข้อบกพร่อง |
หน้านี้ประกอบด้วยกลุ่มความซับซ้อนที่สำคัญทั้งหมดในด้านของทฤษฎีความซับซ้อนในการคำนวณ
กลุ่มที่ประกอบด้วยฟังก์ชันที่นับจำนวนคำตอบของเอ็นพี | |
กลุ่มที่ยากที่สุดใน #P | |
The arithmetic hierarchy | |
that have approximation algorithms with constant approximation ratio | |
สามารถตรวจสอบด้วยเกม ได้ | |
Solvable in polynomial time by randomized algorithms (answer is probably right) | |
Solvable in polynomial time on a (answer is probably right) | |
สามารถตรวจคำตอบของตัวอย่างที่ตอบว่า "ไม่ใช่" ได้อย่างมีประสิทธิภาพ | |
กลุ่มที่ยากที่สุดในโค-เอ็นพี | |
Solvable by a deterministic machine in space O(f(n)). | |
Solvable by a deterministic machine in time O(f(n)). | |
Solvable in exponential time with linear exponent | |
The union of the classes in the | |
ปัญหาที่แก้ได้โดยใช้พื้นที่ในการคำนวณเป็น | |
Solvable in exponential space | |
The analogue of NP for | |
The analogue of P for function problems | |
FPNP | The analogue of PNP for function problems; the home of the |
Fixed-parameter tractable | |
Solvable in polynomial time by an | |
Solvable in logarithmic (small) space | |
Solvable in polynomial time by a | |
Solvable efficiently (in polylogarithmic time) on parallel computers | |
Solvable by a non-deterministic machine in exponential time with linear exponent | |
Solvable by a non-deterministic machine in exponential space with linear exponent | |
Same as NEXPTIME | |
Solvable by a non-deterministic machine in exponential space | |
Solvable by a non-deterministic machine in exponential time | |
"YES" answers checkable in logarithmic space | |
Complement of . | |
NP | คำตอบ "ใช่" ของปัญหาสามารถตรวจสอบได้ในเวลาที่เป็นฟังก์ชันพหุนามกับขนาดของอินพุต |
NP-complete | The hardest or most expressive problems in NP |
Analogue to PNP for ; another name for FPNP | |
The hardest problems in FPNP | |
Either NP-complete or harder | |
Solvable by a non-deterministic machine in space O(f(n)). | |
Solvable by a non-deterministic machine in time O(f(n)). | |
P | หาคำตอบของปัญหาได้ภายในเวลาที่เป็นฟังก์ชันพหุนามกับขนาดของอินพุต |
ปัญหาที่ยากที่สุดในพีในแง่ของการแก้ปัญหาด้วยการคำนวณแบบขนาน | |
กลุ่มของปัญหาที่มองในรูปของคนตรวจสอบที่อ่านบทพิสูจน์แบบสุ่ม | |
ลำดับชั้นของพหุนาม (polynomial hierarchy) | |
PNP | Solvable in polynomial time with an for a problem in NP; also known as Δ2P |
Probabilistically Polynomial (answer is right with probability slightly more than ½) | |
Solvable by recursively building up arithmetic functions. | |
กลุ่มของปัญหาที่หาคำตอบได้โดยใช้เนื้อที่ไม่เกินฟังก์ชันพหุนามกับขนาดของอินพุต | |
กลุ่มปัญหาที่ยากที่สุดในพีเสปซ | |
Solvable in a finite amount of time. | |
Problems to which we can answer "YES" in a finite amount of time, but a "NO" answer might never come. | |
Solvable in logarithmic space by randomized algorithms (NO answer is probably right, YES is certainly right) | |
Solvable in polynomial time by randomized algorithms (NO answer is probably right, YES is certainly right) | |
Solvable in logarithmic space and polynomial time by randomized algorithms (NO answer is probably right, YES is certainly right) | |
Problems log-space reducible to determining if a path exist between given vertices in an undirected graph. In October 2004 it was discovered that this class is in fact equal to . | |
Unambiguous Non-Deterministic Polytime functions. | |
Solvable by randomized algorithms (answer is always right, average running time is polynomial) |
แหล่งข้อมูลอื่น
- Complexity Zoo 2006-11-28 ที่ เวย์แบ็กแมชชีน - list of over 400 complexity classes and their properties
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bthkhwamnitxngkarkarcdhna cdhmwdhmu islingkphayin hruxekbkwadenuxha ihmikhunphaphdikhun khunsamarthprbprungaekikhbthkhwamniid aelanapayxxk phicarnaichpaykhxkhwamxunephuxchichdkhxbkphrxng hnaniprakxbdwyklumkhwamsbsxnthisakhythnghmdindankhxngthvsdikhwamsbsxninkarkhanwn klumthiprakxbdwyfngkchnthinbcanwnkhatxbkhxngexnphiklumthiyakthisudin PThe arithmetic hierarchythat have approximation algorithms with constant approximation ratiosamarthtrwcsxbdwyekm idSolvable in polynomial time by randomized algorithms answer is probably right Solvable in polynomial time on a answer is probably right samarthtrwckhatxbkhxngtwxyangthitxbwa imich idxyangmiprasiththiphaphklumthiyakthisudinokh exnphiSolvable by a deterministic machine in space O f n Solvable by a deterministic machine in time O f n Solvable in exponential time with linear exponentThe union of the classes in thepyhathiaekidodyichphunthiinkarkhanwnepn 2O n displaystyle 2 O n Solvable in exponential spaceThe analogue of NP forThe analogue of P for function problemsFPNP The analogue of PNP for function problems the home of theFixed parameter tractableSolvable in polynomial time by anSolvable in logarithmic small spaceSolvable in polynomial time by aSolvable efficiently in polylogarithmic time on parallel computersSolvable by a non deterministic machine in exponential time with linear exponentSolvable by a non deterministic machine in exponential space with linear exponentSame as NEXPTIMESolvable by a non deterministic machine in exponential spaceSolvable by a non deterministic machine in exponential time YES answers checkable in logarithmic spaceComplement of NP khatxb ich khxngpyhasamarthtrwcsxbidinewlathiepnfngkchnphhunamkbkhnadkhxngxinphutNP complete The hardest or most expressive problems in NPAnalogue to PNP for another name for FPNPThe hardest problems in FPNPEither NP complete or harderSolvable by a non deterministic machine in space O f n Solvable by a non deterministic machine in time O f n P hakhatxbkhxngpyhaidphayinewlathiepnfngkchnphhunamkbkhnadkhxngxinphutpyhathiyakthisudinphiinaengkhxngkaraekpyhadwykarkhanwnaebbkhnanklumkhxngpyhathimxnginrupkhxngkhntrwcsxbthixanbthphisucnaebbsumladbchnkhxngphhunam polynomial hierarchy PNP Solvable in polynomial time with an for a problem in NP also known as D2PProbabilistically Polynomial answer is right with probability slightly more than Solvable by recursively building up arithmetic functions klumkhxngpyhathihakhatxbidodyichenuxthiimekinfngkchnphhunamkbkhnadkhxngxinphutklumpyhathiyakthisudinphiespsSolvable in a finite amount of time Problems to which we can answer YES in a finite amount of time but a NO answer might never come Solvable in logarithmic space by randomized algorithms NO answer is probably right YES is certainly right Solvable in polynomial time by randomized algorithms NO answer is probably right YES is certainly right Solvable in logarithmic space and polynomial time by randomized algorithms NO answer is probably right YES is certainly right Problems log space reducible to determining if a path exist between given vertices in an undirected graph In October 2004 it was discovered that this class is in fact equal to Unambiguous Non Deterministic Polytime functions Solvable by randomized algorithms answer is always right average running time is polynomial aehlngkhxmulxunComplexity Zoo 2006 11 28 thi ewyaebkaemchchin list of over 400 complexity classes and their propertiesbthkhwamniyngepnokhrng khunsamarthchwywikiphiediyidodykarephimetimkhxmul hmayehtu khxaenanaihcdhmwdhmuokhrngihekhakbenuxhakhxngbthkhwam duephimthi wikiphiediy okhrngkarcdhmwdhmuokhrngthiyngimsmburn dkhk