Workshop on Progress and Open Problems in Rigidity Theory

February 22 - 26, 2021, The Fields Institute

Location: Online

Description

This workshop will showcase recent advances in combinatorial and geometric rigidity theory. Particular topics of interest include d-dimensional rigidity, global and universal rigidity, symmetry and periodicity, rigidity of alternate constraint systems and applications.

Talks will be posted on Fields' YouTube Channel.

Schedule

Monday, February 22nd, 2021
09:15 to 09:30	Opening Remarks
09:30 to 10:30	The Unique Maximality Conjecture and Combinatorial Characterizations for Graph Rigidity Shin-ichi Tanigawa, The University of Tokyo
10:30 to 11:00	Coffee break
11:00 to 12:00	Random Speed Chats
12:00 to 13:30	Lunch
13:30 to 14:30	Graph rigidity in normed spaces (or: How I learned to stop worrying and love the norm) Sean Dewar, Johann Radon Institute for Computational and Applied Mathematics (RICAM)

Tuesday, February 23rd, 2021
09:00 to 10:00	Flexibility of configurations of points and lines Klara Stokes, Umeå University
10:00 to 10:30	Coffee break
10:30 to 11:15	Symbol functions for symmetric frameworks Derek Kitson, Mary Immaculate College
11:15 to 12:00	Bracing frameworks using edge colorings Jan Legerský, Czech Technical University in Prague
12:00 to 13:30	Lunch
13:30 to 14:30	Combinatorial Resultants in the Algebraic Rigidity Matroid Ileana Streinu, Smith College
14:30 to 15:00	Coffee break
15:00 to 16:00	Discussion session - Does it matter if it is projectively invariant?

Wednesday, February 24th, 2021
09:00 to 10:00	A universality theorem for stressable graphs in the plane Gaiane Panina, Steklov Mathematical Institute of Russian Academy of Sciences
10:00 to 10:30	Coffee break
10:30 to 11:15	Globally rigid augmentation of rigid graphs in the plane Csaba Király, Eötvös Loránd Research Network (ELKH)
11:15 to 12:00	Upper bounds on the number of rigid graph embeddings Ioannis Emiris, NKU Athens and ATHENA RC
12:00 to 13:30	Lunch
13:30 to 14:30	Generic symmetry-forced infinitesimal rigidity: translations and rotations Daniel Bernstein, The Fields Institute

Thursday, February 25th, 2021
10:30 to 11:15	Highly redundantly rigid graphs in three dimensions Tibor Jordan, ELTE Eotvos University
11:15 to 12:00	Fast Algorithm for Realizing Linkages of Planar Graphs Meera Sitharam, University of Florida
12:00 to 13:30	Lunch
13:30 to 14:30	Rigidity of quasicrystals in 3D Eliana Duarte, Otto-von-Guericke-Universität Magdeburg
14:30 to 15:00	Coffee break
15:00 to 16:00	Maximizing the Number of Planar Lifts (and why structural engineers care) William Baker, SOM

Friday, February 26th, 2021
09:00 to 10:00	Global rigidity of periodic body-bar frameworks Bernd Schulze, Lancaster University
10:00 to 10:30	Coffee break
10:30 to 11:15	Zero-sum cycles in flexible polyhedra Matteo Gallet, Johann Radon Institute for Computational and Applied Mathematics (RICAM)
11:15 to 12:00	Class-Preserving Isometric Deformations of T-Surfaces Jonas Tervooren, Technische Universität Wien, Arvin Rasoulzadeh, Institute for discrete mathematics and geometry
12:00 to 13:30	Lunch
13:30 to 14:30	Toroidal Maxwell–Cremona Correspondences Patrick Lin, University of Illinois at Urbana-Champaign

Registered Participants

Name	Affiliation
Salih Abdalla	National Industrial Training Institute
Josean Albelo-Cortes	University of Texas at Dallas
Abdo Alfakih	University of Windsor
William Baker	SOM
Kimia Banihashem	University of Tabriz
Evangelos Bartzos	National and Kapodistrian University of Athens
Daniel Bernstein	The Fields Institute
Basak Cakmak	BEU
Alexandra Camero	University of Massachusetts, Amherst
Jose Capco	University of Innsbruck
Victor Castillo	Pontificia Universidad Católica de Chile
Laura Chavez Lomeli	Universidad Autónoma Metropolitana
Hank Chen	University of Waterloo
Eric Chirtel	University of Waterloo
Oliver Clarke	University of Bristol
Katie Clinch	The University of Tokyo
Robert Connelly	Cornell University
Eric Corwin	University of Oregon
James Cruickshank	National University of Ireland, Galway
Ricardo Darcisse	INUKA
Sean Dewar	Johann Radon Institute for Computational and Applied Mathematics (RICAM)
Eliana Duarte	Otto-von-Guericke-Universität Magdeburg
Mohammed El Khlili	York University
Ioannis Emiris	Athena Research Center
Myfanwy Evans	University of Potsdam
Wendy Finbow-Singh	Saint Mary's University
Kshitij Gajjar	Technion
Matteo Gallet	Johann Radon Institute for Computational and Applied Mathematics (RICAM)
Dániel Garamvölgyi	ELTE
Georg G	The Fields Institute and Johann Radon Institute for Computational and Applied Mathematics (RICAM)
Matthew Giamou	University of Toronto
Tomack Gilmore	University College London
Andrey Glubokov	Ave Maria University
Steven Gortler	Harvard University
Simon Guest	University of Cambridge
Hakan Güler	Kastamonu University
Xiaofeng Gu	University of West Georgia
Itamar Halevy
Alexander Heaton	The Fields Institute
John Hewetson	Lancaster University
Matthias Himmelmann	University of Potsdam
Hao Hu	University of Waterloo
Haesol Im	University of Waterloo
Ivan Izmestiev	TU Wien
Bill Jackson	Queen Mary University of London
Tibor Jordan	ELTE Eotvos University
Aditya Kapilavai	Technical University of Vienna
Oleg Karpenkov	University of Liverpool
Eleftherios Kastis	The Fields Institute
Sammy Khalife	LIX, Ecole polytechnique
Csaba Király	Eötvös Loránd Research Network (ELKH)
Derek Kitson	Mary Immaculate College
Alexander Kolpakov	Université de Neuchâtel
Woden Kusner	University of Georgia
Jan Legerský	Czech Technical University in Prague
Patrick Lin	University of Illinois at Urbana-Champaign
Signe Lundqvist	Umeå University
Oleg Makarenkov	University of Texas at Dallas
Justin Malestein	University of Oklahoma
Goran Malic	Smith College
Alexander Mednykh	Sobolev Institute of Mathematics
András Mihálykó	Eotvos Lorand University
Cameron Millar
Toby Mitchell	SOM
Fatemeh Mohammadi	Ghent University
Constant Mori	University of Toronto
Harshit J Motwani	Ghent University
arcelino nascimento
Georg Nawratil	TU Wien
Eran Nevo	The Hebrew University of Jerusalem
Tony Nixon	Lancaster University
Ryoshun Oba	The University of Tokyo
Ghulam Maroof Orya	Ministry of Finance
Johnson Oyero	Università degli studi dell'Aquila
Leonard Paleta	University of Southern Mindanao
Boyuan Pang	University of Victoria
Gaiane Panina	Steklov Mathematical Institute of Russian Academy of Sciences
mircea petrache	PUC-Chile
Oswaldo Portobanco	Polytechnic university of Nicaragua
Stephen Power	University of Lancaster
Rahul Prabhu	University of Florida
Amoolya Prasad	University of Manchester
Roman Prosanov	TU Wien
Jiayue Qi	University of Linz
Arvin Rasoulzadeh	Institute for discrete mathematics and geometry
Orit Raz	The Hebrew University of Jerusalem
Vanessa Robins	Australian National University
RASHMI RANJAN ROUTARAY	UTKAL UNIVERSITY
Jose Alejandro Samper	Pontificia Universidad Católica de Chile
Josef Schicho	Johannes Kepler University
Bernd Schulze	Lancaster University
Brigitte Servatius	Worcester Polytechnic Institute
Herman Servatius	Worcester Polytechnic Institute
Qays Rashid Shakir	Middle Technical University
Kiumars Sharifmoghaddam	TU Wien
Kosar Shirinzadeh Dastgiri	University of Waterloo
Arjeta Shpuza	University Aleksander Moisiu Durres
Jessica Sidman	Mount Holyoke College
William Sims	University of Florida
Meera Sitharam	University of Florida
Adnan Sljoka	RIKEN
Alexander Slodkowski
Miruna-Stefana Sorea	SISSA
Jack Southgate	University of St Andrews
Klara Stokes	Umeå University
Ileana Streinu	Smith College
Shin-ichi Tanigawa	The University of Tokyo
Simion Tarabykin	The Hebrew University of Jerusalem
Jonas Tervooren	Technische Universität Wien
Kanekwehntarà:ken Thatinatón:ni	Water School for Decision-Makers (W1SD0M/W!SD@M)
Louis Theran	University of St Andrews
Kendra Thomas	University of Toronto
Will Traves	U.S. Naval Academy
David Urizar	Florida Atlantic University
Sonia Vanier	Université Paris1 and Laboratoire d'Informatique de l'Ecole Polytechnique
Amit Verma	University of Florida
Nelly Villamizar	Swansea University
Shardul Vinay Khanang	D.A.V Public School, Hudco, Bhilai, CG, India
Sarah Vollmer	York University
Joseph Wall	Lancaster University
Fei Wang	The Fields Institute
Walter Whiteley	York University
Henry Wolkowicz	University of Waterloo
Yu Xia
Rupei Xu	University of Texas at Dallas
Lei Yu	Tongji University
Soukaina Zayat	Lebanese University
Daniel Zelazo	Technion-Israel Institute of Technology
Zhen Zhang	Cornell University
Cunlu Zhou	University of Toronto
Alena Zhukova	Saint Petersburg State University