Аннотация:Dynamics of a massive point contiguous a rotating wire or surface under dry friction force action is considered.
Existence, stability and bifurcations of sets of non-isolated relative equilibria of the point if it is located
- on a sphere uniformly rotating about an inclined fixed axis;
- on a thin circular hoop rotating about an inclined fixed axis;
- on a paraboloidal bowl uniformly rotating about its axis
are studied. The results are represented in the form of bifurcation diagrams.