Fox, Jacob
Pach, János
Suk, Andrew
Funding for this research was provided by:
Division of Mathematical Sciences (1500153)
Alfred P. Sloan Foundation
Division of Mathematical Sciences (1352121)
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (200020-144531, 200021-162884)
David and Lucile Packard Foundation
Division of Mathematical Sciences (1500153)
Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung (200021-137574)
Division of Mathematical Sciences (1651782)
Article History
Received: 10 October 2017
Revised: 1 November 2018
Accepted: 4 November 2018
First Online: 19 November 2018