2020
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Bauer, Ulrich; Botnan, Magnus Bakke; Oppermann, Steffen; Steen, Johan. Cotorsion torsion triples and the representation theory of filtered hierarchical clustering. Advances in Mathematics 2020 ;Volum 369:107171. s. 1-51 NTNU
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2017
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Steen, Johan. A representation theoretic take on clustering. Topological Data Analysis: Developing Abstract Foundations; 2017-07-31 - 2017-08-04 NTNU
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Steen, Johan; Stevenson, Greg. Enrichment and Representability for Triangulated Categories. Documenta Mathematica 2017 ;Volum 22.(2017) s. 1031-1062 NTNU
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2016
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4. |
Steen, Johan. A triangulated Eilenberg–Watts theorem. Oberseminar, IAZ, Uni. Stuttgart; 2016-02-02 - 2016-02-02 NTNU
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Steen, Johan. A triangulated Eilenberg–Watts theorem. ICRA 2016; 2016-08-15 - 2016-08-19 NTNU
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6. |
Steen, Johan. A triangulated Eilenberg–Watts theorem. Triangulated Categories and Geometry; 2016-03-01 - 2016-03-02 NTNU
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7. |
Steen, Johan. Introduction to Auslander–Reiten theory. Seminar on Applied Topology, TUM; 2016-05-18 - 2016-05-28 NTNU
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8. |
Steen, Johan. Representability for locally finitely presented functors. Seminar on Representation dimension, Rouquier dimension and Representability, IAZ, Uni. Stuttgart; 2016-05-24 - 2016-05-24 NTNU
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9. |
Steen, Johan. Strong Generators in Tensor Triangulated Categories. I: Extended Abstracts Spring 2015. Birkhäuser Verlag 2016 ISBN 978-3-319-45440-5. s. 149-153 NTNU
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2015
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10. |
Steen, Johan. Strong generators in tensor triangulated categories. Brave New Algebra; 2015-04-20 - 2015-04-24 NTNU
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11. |
Steen, Johan; Stevenson, Greg. Strong generators in tensor triangulated categories. Bulletin of the London Mathematical Society 2015 ;Volum 47.(4) s. 607-616 NTNU
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2014
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12. |
; Steen, Johan. Generators and representability in triangulated categories.. : NTNU 2014 59 s. Doktoravhandlinger ved NTNU(241) NTNU
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