Document Type

Conference Proceeding

Publication Date

12-1-2009

Publication Title

Proceedings of the 21st Annual Canadian Conference on Computational Geometry, CCCG 2009

Abstract

Constraint-based CAD software, used by engineers to design sophisticated mechanical systems, relies on a wide range of geometrical constraints. In this paper we focus on one special case: angular constraints in 3D. We give a complete combinatorial characterization for generic minimal rigidity in two new models: line- plane-and-angle and body-and-angle structures. As an immediate consequence, we obtain efficient algorithms for analyzing angular rigidity.

First Page

67

Last Page

70

Comments

Archived as published.

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