EntityQ248931· pop 13· linked from 115 articlesPoincaré–Bendixson theoremSign in to savetheoremConnectionsdynamical systemEntityconnected spaceEntityattractorEntitymathematicsEntityInternational Standard Book NumberEntityProvidenceEntityHenri PoincaréEntitydigital object identifierEntityempty setEntitytorusEntityJSTOROrganizationElsevierEntityopen setEntitycompact spaceEntityAmerican Mathematical SocietyEntitycritical pointEntityIvar Otto BendixsonEntitylimit cycleEntityNorman LevinsonEntityrotation numberEntityCategoriesTheorems in dynamical systems