Groups in Galway
meets the
Irish Geometry Conference

18–20 May 2022

Irish Research Council Foundation Compositio Mathematica NUIG IMS

A joint meeting of Groups in Galway and the Irish Geometry Conference will take place at the National University of Ireland, Galway from 18–20 May 2022. Everyone is invited to attend!

We are planning for this to be an in-person event. Most lectures will be neither recorded nor live-streamed. A small number of speakers will attend remotely.

This meeting is generously supported by:

Invited speakers

Please also see the full list of abstracts.


All talks will take place in the McMunn Theatre on the Concourse of the Arts/Science building.

Wednesday, 18 May
10.30 – 11.00 Welcome and coffee/tea
11.00 – 11.45 David Wraith Intermediate curvatures: what are they and why should you care?
12.00 – 12.45 Ilaria Mondello Gromov-Hausdorff limits of manifolds with a Kato bound on the Ricci curvature
13.00 – 14.30 Lunch
14.30 – 15.15 Brendan Guilfoyle The failure of geometry in dimension 4
15.15 – 15.45 Coffee/tea
15.45 – 16.30 Lee Kennard Graph systoles and torus representations
16.45 – 17.30 Krishnan Shankar Growth competitions in non-positive curvature
Thursday, 19 May
09.45 – 10.30 Marco Radeschi Invariant theory without groups
10.30 – 11.00 Coffee/tea
11.00 – 11.45 Viveka Erlandsson Dihedral subgroups of lattices in $\mathrm{PSL}(2,\mathbb{R})$
12.00 – 12.45 Marston Conder Distinguishing triangle groups by their finite quotients
13.00 – 14.30 Lunch
14.30 – 15.15 James B. Wilson Counting in Groups by Coordinatizing Geometries
15.30 – 16.15 James Cruickshank Symmetric pseudo-triangulations and contact graphs
16.15 – 17.30 Poster session and coffee/tea
19.00 Conference dinner Venue: McSwiggan's (3 Eyre St, Woodquay Market)
Friday, 20 May
10.00 – 10.30 Coffee/tea
10.30 – 11.15 Mima Stanojkovski Automorphisms and isomorphism testing of elliptic groups
11.30 – 12.15 Sahana Balasubramanya Actions of solvable groups on hyperbolic spaces
12.30 – 14.00 Lunch
14.00 – 14.45 Peter Brooksbank Computing intersections of classical groups
14.45 – 15.15 Coffee/tea
15.15 – 16.00 Lucia Morotti Homogeneous reductions of spin representations

Poster session

All participants are invited to contribute to a poster session on Thursday afternoon.


There is no registration fee, but to help us plan the meeting, we ask all participants to please register using this link.

Conference dinner

If you wish to attend the conference dinner, please register during the conference. At that point, please also inform us of dietary requirements that you may have.

The dinner is free for speakers and supported participants. Regular participants are asked to pay €35 (cash only) before the lunch break on Thursday; postgraduate students will be asked to pay a reduced amount. Please note that all participants will need to pay for their drinks.


Galway can be reached by public transportation from Dublin, Shannon, and Knock airports. Visitors from continental Europe are likely to find Dublin airport the most convenient choice.

There are frequent direct buses between Dublin airport and Galway city operated by Citylink and GoBus; the journey takes about three hours. Bus Éireann operates buses from Dublin, Shannon, and Knock airports to Galway.

You can also take a train from Dublin city.

It takes about 15–20 minutes to walk from the Coach Station or Railway Station to the NUI Galway campus.


There are numerous hotels and guest houses located in Galway city; these can be easily found via the usual websites. We recommend that you book early.

Organisers: John Burns, Angela Carnevale, Martin Kerin, Tobias Rossmann

last modified: 13 May 2022