Аннотация:
Measure contraction property is one of the possible generalizations of Ricci
curvature bound to more general metric measure spaces. In this paper, we discover
necessary and sufficient conditions for a three dimensional contact subriemannian
manifold to satisfy this property.
Поступила в редакцию: 27.03.2012 Исправленный вариант: 27.01.2014