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05/26/2023
Representing Piecewise Linear Functions by Functions with Small Arity
A piecewise linear function can be described in different forms: as an a...
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03/30/2021
A new line-symmetric mobile infinity-pod
We construct parallel manipulators with one degree of freedom and admitt...
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03/08/2021
Classification of higher Mobility closed-loop Linkages
We provide a complete classification of paradoxical closed-loop n-linkag...
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12/09/2020
Hexapods with a small linear span
The understanding of mobile hexapods, i.e., parallel manipulators with s...
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10/16/2020
Projective isomorphisms between rational surfaces
We present a method for computing projective isomorphisms between ration...
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08/31/2020
Robots, computer algebra and eight connected components
Answering connectivity queries in semi-algebraic sets is a long-standing...
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03/25/2020
On the Classification of Motions of Paradoxically Movable Graphs
Edge lengths of a graph are called flexible if there exist infinitely ma...
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08/01/2019
On the existence of paradoxical motions of generically rigid graphs on the sphere
We interpret realizations of a graph on the sphere up to rotations as el...
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05/28/2019
Reconstruction of rational ruled surfaces from their silhouettes
We provide algorithms to reconstruct rational ruled surfaces in three-di...
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10/12/2018
Reconstruction of surfaces with ordinary singularities from their silhouettes
We present algorithms for reconstructing, up to unavoidable projective a...
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07/12/2017
Computing the number of realizations of a Laman graph
Laman graphs model planar frameworks which are rigid for a general choic...
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01/19/2017
The number of realizations of a Laman graph
Laman graphs model planar frameworks that are rigid for a general choice...
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10/05/2015
Liaison Linkages
The complete classification of hexapods - also known as Stewart Gough pl...
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09/29/2015
Kempe's Universality Theorem for Rational Space Curves
We prove that every bounded rational space curve of degree d and circula...
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02/26/2015
Factorization of Motion Polynomials
In this paper, we consider the existence of a factorization of a monic, ...
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02/24/2014