## Rigidity of certain polyhedra in $$\mathbf R^3$$.(English)Zbl 0968.52018

The local/global rigidity of certain classes of (convex or not) polyhedra in $$R^3$$ modeled on the sphere or projective plane is investigated.
Reviewer: M.Turinici (Iaşi)

### MSC:

 52C25 Rigidity and flexibility of structures (aspects of discrete geometry) 53A05 Surfaces in Euclidean and related spaces 52A15 Convex sets in $$3$$ dimensions (including convex surfaces)

### Keywords:

local rigidity; global rigidity; polyhedron; Gauss map; convex
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