EntityQ7662204· pop 6· linked from 8 articlesSynchronizing wordSign in to savemathematical conjectureConnectionstime complexityEntitycomputer scienceEntityInternational Standard Book NumberEntitydigital object identifierEntityQ118398Entitybig O notationEntitydirected graphEntityNP-completeEntitydegreeEntityregular graphEntitystate diagramEntitydeterministic finite automataEntityMathematical ReviewsEntityupper and lower boundsEntitystrongly connected componentEntitylist of unsolved problems in computer scienceEntityDavid EppsteinEntityRoad coloring problemEntityRoy AdlerEntitycyclic orderEntityCategoriesFinite-state machinesUnsolved problems in computer science