Ragnar-Olaf Buchweitz

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All published works

Action	Title	Year	Authors
+	Moore matrices and Ulrich bundles on an elliptic curve	2024	Ragnar-Olaf Buchweitz Alexander Pavlov
+ PDF Chat	THE MAGIC SQUARE OF REFLECTIONS AND ROTATIONS	2023	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls
+ PDF Chat	McKay Quivers and Lusztig Algebras of Some Finite Groups	2021	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls Matthew W. Lewis
+	Maximal Cohen–Macaulay Modules and Tate Cohomology	2021	Ragnar-Olaf Buchweitz
+	Maximal Cohen-Macaulay modules and Gorenstein rings	2021	Ragnar-Olaf Buchweitz
+	Applications to singularities and hypersurfaces	2021	Ragnar-Olaf Buchweitz
+	The category of modules modulo projectives	2021	Ragnar-Olaf Buchweitz
+	Complete resolutions and the category of acyclic projective complexes	2021	Ragnar-Olaf Buchweitz
+	Gorenstein Noether algebras	2021	Ragnar-Olaf Buchweitz
+	Perfect complexes and the stable derived category	2021	Ragnar-Olaf Buchweitz
+	Connection to geometry on projective super-spaces	2021	Ragnar-Olaf Buchweitz
+	McKay quivers and Lusztig algebras of some finite groups	2020	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls Matthew W. Lewis
+ PDF Chat	A McKay correspondence for reflection groups	2020	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls
+ PDF Chat	TILTING THEORY FOR GORENSTEIN RINGS IN DIMENSION ONE	2020	Ragnar-Olaf Buchweitz Osamu Iyama Kota Yamaura
+	McKay quivers and Lusztig algebras of some finite groups	2020	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls Matthew A. Lewis
+	The magic square of reflections and rotations	2018	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls
+ PDF Chat	Noncommutative resolutions of discriminants	2018	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls
+	The magic square of reflections and rotations	2018	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls
+	Hochschild Cohomology in Algebra, Geometry, and Topology	2016	Luchézar L. Avramov Ragnar-Olaf Buchweitz Wendy Lowen
+ PDF Chat	Lifting free divisors	2016	Ragnar-Olaf Buchweitz Brian Pike
+ PDF Chat	Non-commutative Desingularization of Determinantal Varieties, II: Arbitrary Minors	2015	Ragnar-Olaf Buchweitz Graham Leuschke Michel Van den Bergh
+ PDF Chat	On the derived category of Grassmannians in arbitrary characteristic	2015	Ragnar-Olaf Buchweitz Graham Leuschke Michel Van den Bergh
+	Moore Matrices and Ulrich Bundles on an Elliptic Curve	2015	Ragnar-Olaf Buchweitz Alexander Pavlov
+	Strong global dimension of commutative rings and schemes	2014	Ragnar-Olaf Buchweitz Hubert Flenner
+	Matrix Factorizations in Algebra, Geometry, and Physics	2014	Ragnar-Olaf Buchweitz Kentaro Hori Henning Krause Christoph Schweigert
+ PDF Chat	The multiplicative structure on Hochschild cohomology of a complete intersection	2014	Ragnar-Olaf Buchweitz Collin Roberts
+	The Multiplicative Structure on Hochschild Cohomology of a Complete Intersection	2014	Ragnar-Olaf Buchweitz Collin Roberts
+	The Multiplicative Structure on Hochschild Cohomology of a Complete Intersection	2014	Ragnar-Olaf Buchweitz Collin Roberts
+	Strong global dimension of commutative rings and schemes	2013	Ragnar-Olaf Buchweitz Hubert Flenner
+ PDF Chat	New free divisors from old	2013	Ragnar-Olaf Buchweitz Aldo Conca
+	The Fundamental Group of a Morphism in a Triangulated Category	2013	Ragnar-Olaf Buchweitz
+	Swallowtail on the shore	2013	Ragnar-Olaf Buchweitz Eleonore Faber
+	Strong global dimension of commutative rings and schemes	2013	Ragnar-Olaf Buchweitz Hubert Flenner
+	Hochschild (co-)homology of schemes with tilting object	2012	Ragnar-Olaf Buchweitz Lutz Hille
+	New free divisors from old	2012	Ragnar-Olaf Buchweitz Aldo Conca
+	Maximal Cohen-Macaulay modules and Orlov’s theorem I	2012	Ragnar-Olaf Buchweitz
+ PDF Chat	An Index Theorem for Modules on a Hypersurface Singularity	2012	Ragnar-Olaf Buchweitz Duco van Straten
+	New free divisors from old	2012	Ragnar-Olaf Buchweitz Aldo Conca
+	Non-commutative desingularization of determinantal varieties, II: Arbitrary minors	2011	Ragnar-Olaf Buchweitz Graham Leuschke Michel Van den Bergh
+	An Index Theorem for Modules on a Hypersurface Singularity	2011	Ragnar-Olaf Buchweitz Duco van Straten
+	An Index Theorem for Modules on a Hypersurface Singularity	2011	Ragnar-Olaf Buchweitz Duco van Straten
+	Non-commutative desingularization of determinantal varieties, II: Arbitrary minors	2011	Ragnar-Olaf Buchweitz Graham Leuschke Michel Van den Bergh
+	Corrigendum to “Homology of perfect complexes” [Adv. Math. 223 (5) (2010) 1731–1781]	2010	Luchézar L. Avramov Ragnar-Olaf Buchweitz Srikanth B. Iyengar Claudia Miller
+	A Characteristic Free Tilting Bundle for Grassmannians	2010	Ragnar-Olaf Buchweitz Graham Leuschke Michel Van den Bergh
+	Hochschild (Co-)Homology of Schemes with Tilting Object	2010	Ragnar-Olaf Buchweitz Lutz Hille
+	Hochschild (Co-)Homology of Schemes with Tilting Object	2010	Ragnar-Olaf Buchweitz Lutz Hille
+	Homology of perfect complexes	2009	Luchézar L. Avramov Ragnar-Olaf Buchweitz Srikanth B. Iyengar Claudia Miller
+	Low-dimensional singularities with free divisors as discriminants	2008	Ragnar-Olaf Buchweitz Wolfgang Ebeling Hans‐Christian Graf von Bothmer
+ PDF Chat	MULTIPLICATIVE STRUCTURES FOR KOSZUL ALGEBRAS	2007	Ragnar-Olaf Buchweitz E. L. Green Nicole Snashall Øyvind Solberg
+ PDF Chat	Global Hochschild (co-)homology of singular spaces	2007	Ragnar-Olaf Buchweitz Hubert Flenner
+ PDF Chat	The global decomposition theorem for Hochschild (co-)homology of singular spaces via the Atiyah–Chern character	2007	Ragnar-Olaf Buchweitz Hubert Flenner
+ PDF Chat	Factoring the adjoint and maximal Cohen-Macaulay modules over the generic determinant	2007	Ragnar-Olaf Buchweitz Graham Leuschke
+ PDF Chat	Class and rank of differential modules	2007	Luchézar L. Avramov Ragnar-Olaf Buchweitz Srikanth B. Iyengar
+ PDF Chat	Mini-Workshop: Thick Subcategories - Classifications and Applications	2006	Ragnar-Olaf Buchweitz Henning Krause Stefan Schwede
+	Low-dimensional Singularities with Free Divisors as Discriminants	2006	Ragnar-Olaf Buchweitz Wolfgang Ebeling Hans‐Christian Graf von Bothmer
+ PDF Chat	Linear Free Divisors and Quiver Representations	2006	Ragnar-Olaf Buchweitz David Mond
+	Global Hochschild (co-)homology of singular spaces	2006	Ragnar-Olaf Buchweitz Hubert Flenner
+	The global decomposition theorem for Hochschild (co-)homology of singular spaces via the Atiyah-Chern character	2006	Ragnar-Olaf Buchweitz Hubert Flenner
+	Homology of perfect complexes	2006	Luchézar L. Avramov Ragnar-Olaf Buchweitz Srikanth B. Iyengar Claudia Miller
+	Low-dimensional Singularities with Free Divisors as Discriminants	2006	Ragnar-Olaf Buchweitz Wolfgang Ebeling Hans‐Christian Graf von Bothmer
+ PDF Chat	Power series rings and projectivity	2005	Ragnar-Olaf Buchweitz Hubert Flenner
+	Representations of Algebras and Related Topics	2005	Ragnar-Olaf Buchweitz Helmut Lenzing
+ PDF Chat	Extensions of a dualizing complex by its ring: commutative versions of a conjecture of Tachikawa	2005	Luchézar L. Avramov Ragnar-Olaf Buchweitz Liana M. Şega
+	Free Divisors in Representation Varieties of Quivers	2005	Ragnar-Olaf Buchweitz
+ PDF Chat	Finite Hochschild cohomology without finite global dimension	2005	Ragnar-Olaf Buchweitz Edward L. Green Dag Madsen Øyvind Solberg
+	Power series rings and projectivity	2005	Ragnar-Olaf Buchweitz Hubert Flenner
+	Factoring the Adjoint and Maximal Cohen--Macaulay Modules over the Generic Determinant	2005	Ragnar-Olaf Buchweitz Graham Leuschke
+	Linear free divisors and quiver representations	2005	Ragnar-Olaf Buchweitz David Mond
+ PDF Chat	Hochschild Cohomology and Representation-finite Algebras	2004	Ragnar-Olaf Buchweitz Shiping Liu
+	The adjoint of an even size matrix factors	2004	Ragnar-Olaf Buchweitz Graham Leuschke
+	Finite Hochschild cohomology without finite global dimension	2004	Ragnar-Olaf Buchweitz E. L. Green Dag Madsen Øyvind Solberg
+ PDF Chat	Dimension of the Mesh Algebra of a Finite Auslander–Reiten Quiver	2003	Ragnar-Olaf Buchweitz Shiping Liu
+ PDF Chat	Morita contexts, idempotents, and Hochschild cohomology—with applications to invariant rings	2003	Ragnar-Olaf Buchweitz
+ PDF Chat	None	2003	Ragnar-Olaf Buchweitz Hubert Flenner
+	Morita Contexts, Idempotents, and Hochschild Cohomology - with Applications to Invariant Rings -	2003	Ragnar-Olaf Buchweitz
+	None	2002	Ragnar-Olaf Buchweitz Shiping Liu
+	Extensions of a Dualizing Complex by its Ring: Commutative Versions of a Conjecture of Tachikawa	2002	Luchézar L. Avramov Ragnar-Olaf Buchweitz Liana M. Şega
+ PDF Chat	Support varieties and cohomology over complete intersections	2000	Luchézar L. Avramov Ragnar-Olaf Buchweitz
+	Homological Algebra Modulo a Regular Sequence with Special Attention to Codimension Two	2000	Luchézar L. Avramov Ragnar-Olaf Buchweitz
+ PDF Chat	The Atiyah-Chern character yields the semiregularity map as well as the infinitesimal Abel-Jacobi map	2000	Ragnar-Olaf Buchweitz Hubert Flenner
+	A Semiregularity Map for Modules and Applications to Deformations	1999	Ragnar-Olaf Buchweitz Hubert Flenner
+	Artin Algebras with Loops but no Outer Derivations	1999	Ragnar-Olaf Buchweitz S. Liu
+	The Atiyah-Chern Character yields the Semiregularity Map as well as the Infinitesimal Abel-Jacobi Map	1999	Ragnar-Olaf Buchweitz Hubert Flenner
+	Finite representation type and periodic Hochschild (co-)homology	1998	Ragnar-Olaf Buchweitz
+	Hilbert–Kunz Functions of Cubic Curves and Surfaces	1997	Ragnar-Olaf Buchweitz Qun Chen
+ PDF Chat	Laurent coefficients and Ext of finite graded modules	1997	Luchézar L. Avramov Ragnar-Olaf Buchweitz Judith D. Sally
+	CR-geometry and deformations of isolated singularities	1997	Ragnar-Olaf Buchweitz John J. Millson
+	Hilbert-Kunz functions of cubic curves and surfaces	1996	Ragnar-Olaf Buchweitz Qun Chen
+	Cohomologie de Hochschild et espaces projectifs tronqués	1995	Ragnar-Olaf Buchweitz Mohammed El Haouari
+	Laurent coefficients and Ext of finite graded modules	1994	Luchézar L. Avramov Ragnar-Olaf Buchweitz Judith D. Sally
+	Laurent coefficients and Ext of finite graded modules	1994	Luchézar L. Avramov Ragnar-Olaf Buchweitz Judith D. Sally
+	Lower bounds for Betti numbers	1993	Luchézar L. Avramov Ragnar-Olaf Buchweitz
+ PDF Chat	The homological theory of maximal Cohen-Macaulay approximations	1989	Maurice Auslander Ragnar-Olaf Buchweitz
+ PDF Chat	Cohen-Macaulay modules on hypersurface singularities II	1987	Ragnar-Olaf Buchweitz Gert–Martin Greuel Frank–Olaf Schreyer
+	Cohen-Macaulay modules on quadrics	1987	Ragnar-Olaf Buchweitz David Eisenbud Jürgen Herzog
+	Maximal Cohen-Macaulay Modules and Tate-Cohomology Over Gorenstein Rings	1986	Ragnar-Olaf Buchweitz
+ PDF Chat	Algebraic Geometry	1982	A Dold Beno Eckmann José Manuel Aroca Ragnar-Olaf Buchweitz M Giusti Michel Merle
+	Contributions à la théorie des singularités : Déformations de Diagrammes, Déploiements et Singularités très rigides, Liaison algébrique	1981	Ragnar-Olaf Buchweitz
+ PDF Chat	The Milnor number and deformations of complex curve singularities	1980	Ragnar-Olaf Buchweitz Gert–Martin Greuel
+ PDF Chat	On deformations of monomial curves	1980	Ragnar-Olaf Buchweitz
+	On deformations of monomial curves	1977	Ragnar-Olaf Buchweitz

Common Coauthors

Coauthor	Papers Together
Hubert Flenner	13
Luchézar L. Avramov	13
Eleonore Faber	9
Colin Ingalls	8
Graham Leuschke	8
Michel Van den Bergh	5
Srikanth B. Iyengar	4
Wolfgang Ebeling	3
Judith D. Sally	3
Collin Roberts	3
Lutz Hille	3
Shiping Liu	3
Claudia Miller	3
Duco van Straten	3
Hans‐Christian Graf von Bothmer	3
Øyvind Solberg	3
Aldo Conca	3
Liana M. Şega	2
Gert–Martin Greuel	2
Matthew W. Lewis	2
David Mond	2
Alexander Pavlov	2
Henning Krause	2
Qun Chen	2
Dag Madsen	2
E. L. Green	2
Kentaro Hori	1
A Dold	1
Jürgen Herzog	1
Michel Merle	1
M Giusti	1
Kota Yamaura	1
Helmut Lenzing	1
Beno Eckmann	1
Mohammed El Haouari	1
Matthew A. Lewis	1
David Eisenbud	1
Edward L. Green	1
José Manuel Aroca	1
Stefan Schwede	1
Wendy Lowen	1
Maurice Auslander	1
Nicole Snashall	1
S. Liu	1
Christoph Schweigert	1
Brian Pike	1
John J. Millson	1
Osamu Iyama	1
Frank–Olaf Schreyer	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+ PDF Chat	Homological algebra on a complete intersection, with an application to group representations	1980	David Eisenbud	16
+	Arrangements of Hyperplanes	1992	Peter Orlik Hiroaki Terao	7
+ PDF Chat	Homology of Noetherian rings and local rings	1957	John Tate	7
+	DEFORMATIONS OF COMPLEX SPACES	1976	Victor Palamodov	7
+ PDF Chat	Global Hochschild (co-)homology of singular spaces	2007	Ragnar-Olaf Buchweitz Hubert Flenner	6
+	Lower bounds for Betti numbers	1993	Luchézar L. Avramov Ragnar-Olaf Buchweitz	6
+ PDF Chat	None	2003	Ragnar-Olaf Buchweitz Hubert Flenner	6
+	Rational Homotopy Theory	1969	Daniel Quillen	6
+	Representation Theory of Artin Algebras	1995	Maurice Auslander Idun Reiten Sverre O. Smalø	6
+	The Cohomology Structure of an Associative Ring	1963	Murray Gerstenhaber	6
+	Theory of logarithmic differential forms and logarithmic vector fields	1980	Kyoji Saito	5
+ PDF Chat	Commutative algebra with a view toward algebraic geometry	1996	David Eisenbud	5
+ PDF Chat	Rational singularities and almost split sequences	1986	Maurice Auslander	5
+	Isolated Singular Points on Complete Intersections	1984	Eduard Looijenga	5
+	Cohen-Macaulay Rings	1998	Winfried Bruns H. Jürgen Herzog	5
+	Maximal Cohen-Macaulay Modules and Tate-Cohomology Over Gorenstein Rings	1986	Ragnar-Olaf Buchweitz	5
+	Homological invariants of modules over commutative rings	1980	Paul Roberts	5
+	Hochschild cohomology of finite—dimensional algebras	1989	Dieter Happel	5
+	Cohen-Macaulay Modules over Cohen-Macaulay Rings	1990	Yuji Yoshino	5
+ PDF Chat	Noncommutative resolutions of discriminants	2018	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls	5
+	Covering spaces in representation-theory	1982	Klaus Bongartz Pierre Gabriel	4
+	On the derived categories of coherent sheaves on some homogeneous spaces	1988	Mikhail Kapranov	4
+	Homological dimensions of unbounded complexes	1991	Luchézar L. Avramov Hans‐Bjørn Foxby	4
+	Points de platitude d'un morphisme d'espaces analytiques complexes	1967	J. Frisch	4
+	Higher algebraic K-theory: I	1973	Daniel Quillen	4
+ PDF Chat	Cohen-Macaulay modules on hypersurface singularities II	1987	Ragnar-Olaf Buchweitz Gert–Martin Greuel Frank–Olaf Schreyer	4
+ PDF Chat	Homological Algebra on a Complete Intersection, with an Application to Group Representations	1980	David Eisenbud	4
+	None	1992	Luchézar L. Avramov Micheline Vigué-Poirrier	4
+	Generators and Representability of Functors in Commutative and Noncommutative Geometry	2003	Alexey Bondal Michel Van den Bergh	4
+ PDF Chat	Noncommutative (Crepant) Desingularizations and the Global Spectrum of Commutative Rings	2014	Hailong Dao Eleonore Faber Colin Ingalls	4
+ PDF Chat	A McKay correspondence for reflection groups	2020	Ragnar-Olaf Buchweitz Eleonore Faber Colin Ingalls	4
+	Infinite Free Resolutions	1998	Luchézar L. Avramov	4
+	Ringe mit nur endlich vielen Isomorphieklassen von maximalen, unzerlegbaren Cohen-Macaulay-Moduln	1978	J�rgen Herzog	4
+ PDF Chat	Construction géométrique de la correspondance de McKay	1983	G. Gonzalez-Sprinberg Jean-Louis Verdier	4
+ PDF Chat	HOCHSCHILD (CO)HOMOLOGY DIMENSION	2006	Yang Han	4
+ PDF Chat	Hochschild cohomology of complex spaces and Noetherian schemes	2004	Frank Schuhmacher	4
+	Hochschild cohomology of quasiprojective schemes	1996	Richard G. Swan	4
+	The decomposition of Hochschild cohomology and Gerstenhaber operations	1995	Nantel Bergeron Harry Lewis Wolfgang	4
+ PDF Chat	The Grothendieck duality theorem via Bousfield’s techniques and Brown representability	1996	Amnon Neeman	4
+	The Mukai pairing—II: the Hochschild–Kostant–Rosenberg isomorphism	2004	Andrei Căldăraru	4
+	On the Deformation of Rings and Algebras	1964	Murray Gerstenhaber	3
+	The Poincaréseries of a local ring	1969	Jack Shamash	3
+ PDF Chat	Complex analytic connections in fibre bundles	1957	Michael Atiyah	3
+	Pieri resolutions for classical groups	2010	Steven V Sam Jerzy Weyman	3
+	TRIANGULATED CATEGORIES OF SINGULARITIES AND D-BRANES IN LANDAU-GINZBURG MODELS	2004	Dmitri Olegovich Orlov	3
+	Some remarks about the hodge conjecture	1987	J. H. M. Steenbrink	3
+	Cohen-Macaulay modules on hypersurface singularities I	1987	Horst Kn�rrer	3
+	Kapranov’s Tilting Sheaf on the Grassmannian in Positive Characteristic	2007	Masaharu Kaneda	3
+	The Poincaré series of a local ring II	1971	Jack Shamash	3
+	Non-commutative Crepant Resolutions	2004	Michel Van den Bergh	3