On the smoothness of conjugation of circle diffeomorphisms with rigid rotations

• Datum: 2008
• Hauptverfasser: Teplins’kyi, O. Yu., Теплінський, О. Ю.
• Format: Artikel
• Sprache: Ukrainisch; Englisch
• Veröffentlicht: Institute of Mathematics, NAS of Ukraine 2008
• Online Zugang: https://umj.imath.kiev.ua/index.php/umj/article/view/3155
• Назва журналу: Ukrains’kyi Matematychnyi Zhurnal

We prove that any C3+β -smooth orientation-preserving circle diffeomorphism with rotation number from the Diophantine class Dδ , 0 < β < δ < 1, is C 2+β-δ -smoothly conjugate to the rigid rotati...