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math.MG2023
Identifiability of Points and Rigidity of Hypergraphs under Algebraic Constraints
James Cruickshank, Fatemeh Mohammadi, Anthony Nixon +1
The identifiability problem arises naturally in a number of contexts in mathematics and computer science. Specific instances include local or global rigidity of graphs and unique c…
math.MG2013
On Spaces of Infinitesimal Motions and Henneberg Extensions
James Cruickshank
We investigate certain spaces of infinitesimal motions arising naturally in the rigidity theory of bar and joint frameworks. We prove some structure theorems for these spaces and a…