Article ID Journal Published Year Pages File Type
4599017 Linear Algebra and its Applications 2015 19 Pages PDF
Abstract

We present a new semidefinite Farkas lemma involving a side constraint on the rank. This lemma is then used to refine and elaborate on a recent characterization, by Connelly and Gortler [7], of dimensional rigidity of bar frameworks.

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Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
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On Farkas lemma and dimensional rigidity of bar frameworks
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