Dan_Abramovich (at character) Brown (period) edu
Address: Department of Mathematics,
Brown University Box 1917, 151 Thayer Street,
Providence, RI 02912.
Phones office: 401 863-7968;
department: 401 863-2708;
fax: 401 863-9013.
Office: Kassar 118
Link to my 2021 sabbatical report, in its intended voice.
Link to my cv, last updated 2023-02-23.
Link to my xxx archive papers
Link to Contributions supported by NSF and BSF.
Requests for letters of recommendation: I
Vakil's Law. PDF documents OK, please no doc or docx.
| Algebra and Algebraic Geomety seminars,
|| Geometry and Topology seminar |
Teaching Spring 2022-2023:
Math 2520, Mondays, Wednesdays, and Fridays at 10am.
Topics: Commutative Algebra.
Canvas: direct link.
Conferences and workshops:
| AGNES: Algebraic Geometry Northeastern Series |
| A celebration of Algebraic Geometry:
A Conference in Honor of Joe Harris' 60th Birthday |
| Aspects of Moduli school and workshop
(June 15-28, 2008, de Giorgi Center, Pisa) |
The Seattle '05 Summer Institute in Algebraic Geometry.
Punctured invariants an gluing.
Semistable reduction - a progress report.
Meet the faculty presentation.
Punctured log maps.
Resolution and logarithmic resolution.
Undergraduate seminar: Singularities and their resolutions.
Resolution in characteristic 0 using weighted blowings up.
Resolving singularities of varieties and families, ICM version.
Resolving singularities of varieties and families, seminar version.
"logarithmic geometry and moduli" at
A tale of Algebra and Geometry: Opening comments
Singularities and the art of logarithmic stack
Resolving singularities in Vistoli’s workshop, at
A tale of Algebra and Geometry, Pisa June 4-7, 2018
Level structures on abelian varieties and Vojta's conjecture, at Birational Geometry and Arithmetic
, ICERM, May 14 - 18, 2018.
Resolution in toroidal orbifolds, at AGNeaU-BosCo, March 18, 2017
material for "logarithmic geometry and rational curves" at the Summer School 2015 of the IRTG
"Moduli and Automorphic Forms", Siena .
IAS/Princeton Algebraic Geometry Day, April 14, 2015:
Factorization of birational maps on steroids.
Available also on video.
Artin Fans, San Francisco, October 2014, also in
Factorization of birational maps for qe schemes
in characteristic 0, San Francisco, October 2014, also in
material for "logarithmic geometry and moduli" at the Sophus Lie center .
Birational geometry for number theorists
Ancient links to various other summer courses and other material are available on this old page.
Link to Kontsevich's course on deformations
Six-strand braided round holiday challah
Art design by Henri Darmon, 1991
Tropicalization, by A. Harper, 2017