Nicolaescu, Liviu Introduction to the theory of mechanisms. (Romanian. English summary) Zbl 1326.51018 Gaz. Mat., Ser. A 27(106), No. 1, 1-20 (2009). Summary: Given a region in the plane, we study the problem of finding a plane mechanism that one of its edges desing the given region. This can be done in many cases. MSC: 51N05 Descriptive geometry 52C25 Rigidity and flexibility of structures (aspects of discrete geometry) 70B15 Kinematics of mechanisms and robots Keywords:plane regions; mechanisms PDFBibTeX XMLCite \textit{L. Nicolaescu}, Gaz. Mat., Ser. A 27(106), No. 1, 1--20 (2009; Zbl 1326.51018)