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Faculty of Mathematics

 

Sadleirian Professor of Pure Mathematics

Research Interests: Algebraic and Geometric Topology, in particular: mapping class groups, moduli spaces, cobordism categories, spaces of manifolds, surgery, configuration spaces, characteristic classes, K-theory and applications of homotopy theory to geometry.

 

Publications

On diffeomorphisms of even-dimensional discs
A Kupers, O RANDAL-WILLIAMS
– Journal of the American Mathematical Society
(2024)
38,
63
Asymptotic mapping class groups of Cantor manifolds and their finiteness properties (with an appendix by Oscar Randal-Williams)
J Aramayona, KU Bux, J Flechsig, N Petrosyan, X Wu, O Randal-Williams
– Revista Matematica Iberoamericana
(2024)
40,
2003
Algebraic independence of topological Pontryagin classes
S Galatius, O Randal-Williams
– Journal fuer die Reine und Angewandte Mathematik: Crelle's journal
(2023)
2023,
287
The Alexander trick for homology spheres
S Galatius, O Randal-Williams
– International mathematics research notices
(2023)
Monodromy and mapping class groups of 3-dimensional hypersurfaces
O Randal-Williams
(2023)
On the Cohomology of Torelli Groups. II
O Randal-Williams
– International Mathematics Research Notices
(2023)
2024,
2339
On the Torelli Lie algebra
A Kupers, O Randal-Williams
– Forum of Mathematics, Pi
(2023)
11,
e13
Generalized symmetries of topological field theories
B Gripaios, O Randal-Williams, J Tooby-Smith
– Journal of High Energy Physics
(2023)
2023,
87
On the order of Dehn twists
A Keating, O Randal-Williams
– New York Journal of Mathematics
(2023)
29,
203
The family signature theorem
O Randal-Williams
– Proceedings of the Royal Society of Edinburgh Section A Mathematics
(2023)
154,
2024
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Research Group

Differential Geometry & Topology

Room

E2.06

Telephone

01223 764291