2 papers
math.CO2016
Global rigidity of 2-dimensional direction-length frameworks
Katie Clinch, Bill Jackson, Peter Keevash
A 2-dimensional direction-length framework is a collection of points in the plane which are linked by pairwise constraints that fix the direction or length of the line segments joi…
math.MG2014
Stress matrices and global rigidity of frameworks on surfaces
Bill Jackson, Anthony Nixon
In 2005, Bob Connelly showed that a generic framework in $\bR^d$ is globally rigid if it has a stress matrix of maximum possible rank, and that this sufficient condition for generi…