activity
20032026
most citedMinimal triangulations for an infinite family of lens spaces

59 citations · 218 across the 44 of their papers we have counts for

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52 papers · 1 filter

math.GT2022★ 1 cited

Complexity of 3-manifolds obtained by Dehn filling

William Jaco, J. Hyam Rubinstein, Jonathan Spreer +1

Let be a compact 3--manifold with boundary a single torus. We present upper and lower complexity bounds for closed 3--manifolds obtained as even Dehn fillings of As an app…

math.GT2022

On the topology of character varieties of once-punctured torus bundles

Stephan Tillmann, Youheng Yao

This paper presents, for the special case of once-punctured torus bundles, a natural method to study the character varieties of hyperbolic 3-manifolds that are bundles over the cir…

math.GT2021

A new family of minimal ideal triangulations of cusped hyperbolic 3-manifolds

J. Hyam Rubinstein, Jonathan Spreer, Stephan Tillmann

Previous work of the authors with Bus Jaco determined a lower bound on the complexity of cusped hyperbolic 3-manifolds and showed that it is attained by the monodromy ideal triangu…

math.GT2021★ 1 cited

Slope norm and an algorithm to compute the crosscap number

William Jaco, J. Hyam Rubinstein, Jonathan Spreer +1

We give three algorithms to determine the crosscap number of a knot in the 3-sphere using -efficient triangulations and normal surface theory. Our algorithms are shown to be cor…

math.GT2021

The Thurston norm via spun-normal immersions

Daryl Cooper, Stephan Tillmann, William Worden

A theory of transversely oriented spun-normal immersed surfaces in ideally triangulated 3--manifolds is developed in this paper, including linear functionals determining the bounda…

math.GT2020★ 2 cited

On properly convex real-projective manifolds with Generalized Cusp

Daryl Cooper, Stephan Tillmann

Suppose is an end of an irreducible, properly convex, real-projective -manifold . If contains a subgroup of finite index isomorphic to , and $E\…