January 01, 2008 article Completeness in the Polynomial-Time Hierarchy A Compendium ∗ OpenAlex Authors 0 Author list not loaded yet. Cited by 1 stored of 103 Search Sort Most cited Newest Oldest Patent citations Title Any typearticle review book-chapter conference-paper preprint dissertation book dataset other Any fieldAgricultural and Biological Sciences Arts and Humanities Biochemistry, Genetics and Molecular Biology Business, Management and Accounting Chemical Engineering Chemistry Computer Science Decision Sciences Dentistry Earth and Planetary Sciences Economics, Econometrics and Finance Energy Engineering Environmental Science Health Professions Immunology and Microbiology Materials Science Mathematics Medicine Neuroscience Nursing Pharmacology, Toxicology and Pharmaceutics Physics and Astronomy Psychology Social Sciences Veterinary Open access The trouble with the second quantifier 2021 4OR article Computer Science Complexity and Algorithms in Graphs Open access 27 citations 1 result References 0