I am a postdoctoral researcher and Floer Instructor in the Topologie Lehrstuhl at Ruhr-Universität Bochum. I have research interests in algebraic topology and complex analysis, and my work is centered on equivariant elliptic cohomology.


Email:

matt.spong at gmail.com

Address: 

Ruhr Universität Bochum

Universitätsstraße 150

44801 Bochum

Office:    

Gebäude IB 3/167

Preprints and publications:

Comparison theorems for torus-equivariant elliptic cohomology theories (Ph.D. thesis, 2019)

A construction of complex analytic elliptic cohomology from double free loop spaces, Compositio Math. 157 (2021), 1853–1897. (arXiv)

Equivariant elliptic cohomology and the 2-loop groupoid (preprint) (arXiv)

Teaching:

Winter term 2024/25, Bochum
Analysis I - TA sessions for the lecture by Prof. C. Lehn

Summer term 2024, Bochum
Math for Engineers II - TA coordination, TA sessions, substitute lecturing, designing problem sheets and exams for the lecture by Prof. G. Laures

Winter term 2023/24, Bochum
Math for Engineers I - TA coordination, TA sessions, substitute lecturing, designing problem sheets and exams for the lecture by Prof. G. Laures

Summer term 2023, Bochum
Analysis II - TA coordination, TA sessions, substitute lecturing, designing problem sheets and exams for the lecture by Prof. G. Laures

Winter term 2022/23, Bochum
Analysis I - TA coordination, TA sessions, substitute lecturing, designing problem sheets and exams for the lecture by Prof. G. Laures

Summer term 2022, Bochum
Topology - TA sessions, designing problem sheets and exams for the lecture by Prof. G. Laures

Feb 2016 - Jun 2019 and Mar 2020 - Jun 2021, Melbourne
Calculus and Linear Algebra - TA sessions

Talks:

Seminar on 3D Mirror Symmetry and Elliptic Cohomology, Scuola Internazionale Superiore di Studi Avanzati (SISSA), 15th November 2024

Topology Seminar, Mathematical Institute at Bonn University, Bonn, Germany, 9th July 2024

Research Seminar (Algebra/Geometry/Topology), Greifswald University, Greifswald, Germany, 10th May 2023

The MAA and AMS Joint Mathematics Meetings, Denver, Colorado, 16th January 2020 

Topology seminar, Ruhr Universität, Bochum, Germany, 26th November 2019

Johns Hopkins Topology Seminar, Johns Hopkins University, Baltimore, USA, 18th November 2019 

Notre Dame Topology Seminar, University of Notre Dame, Notre Dame, USA, 12th November 2019 

UIUC Topology Seminar, University of Illinois at Urbana-Champaign, Urbana-Champaign, USA, 5th November 2019

Elliptic Cohomology Days, University of Illinois at Urbana-Champaign, Urbana, 2019

AMS Mathematics Research Community on Geometric Representation Theory and Equivariant Elliptic Cohomology at the Whispering Pines Conference Center, Rhode Island, June 2019

Annual meeting of the Australian Mathematical Society, in November 2018 at the University of Adelaide, and in December 2017 at Macquarie University, in Sydney

MSRI Summer School on Derived Geometry and Higher Categorical Structures in Geometry and Physics, at the University of Toronto, June 2018

Matrix conference on Geometric R-Matrices: From Geometry to Probability, University of Melbourne, Creswick campus, December 2017

Conference in Honour of Michael Murray, University of Adelaide, Adelaide, November 2017