General Information

Wendy Lowen's Homepage Papers and preprints

Papers O. De Deken, W. Lowen, Abelian and derived deformations in the presence of Z-generating geometric helices J. Noncommut. Geom., 5, (2011) 477-505, pdf or arXiv:1001.4265 W. Lowen, M. Van den Bergh, A Hochschild cohomology Comparison Theorem for prestacks, Trans. Amer. Math. Soc. 363, 2011, 949-968 pdf or arXiv:0905.2354v1 W. Lowen, Deformations of linear sites and projective schemes, OWR-Oberwolfach reports EMS Publishing House Interactions between algebraic geometry and noncommutative algebra, 2010, doi 10.4171/OWR/2010/22 B. Keller, W. Lowen, P. Nicolas, On the (non)vanishing of some "derived" categories of curved dg algebras J. Pure Appl. Algebra 2009 doi: 10.1016/j.jpaa.2009.10.011 , pdf or arXiv:0905.3845v1 B. Keller, W. Lowen, On Hochschild cohomology and Morita deformations Internat. Math. Res. Notices Vol 17, 2009, 3221-3235 doi:10.1093/imrp/rnp050 W. Lowen, Hochschild cohomology, the characteristic morphism and derived deformations Compositio Math. Vol 144 (6), 2008, 1557-1580 IHES prepublication M/07/26 , pdf or arXiv:0707.2602 W. Lowen, Hochschild cohomology of presheaves as map-graded categories Internat. Math. Res. Notices Vol 2008, ID 118, 2008, pdf doi:10.1093/imrn/rnn118 W. Lowen, A sheaf of Hochschild complexes on quasi-compact opens, Proc. Amer. Math. Soc. 136 (9) 2008, 3045-3050 pdf or arXiv:0707.2605 W. Lowen, Algebroid prestacks and deformations of ringed spaces, Transactions Amer. Math. Soc. 360 2008, 1631-1660 pdf or arXiv:math/0511197 W. Lowen, On the Gabriel-Popescu theorem, OWR-Oberwolfach reports EMS Publishing House Thick subcategories - Classification and Applications Vol 3, issue 1, 2006 W. Lowen, M. Van den Bergh, Deformation theory of Abelian categories, Transactions Amer. Math. Soc. 358 (12) 2006, 5441-5483, pdf or arXiv:math/0405226 W. Lowen, Obstruction theory for objects in Abelian and derived categories, Communications in Algebra 33 (9) 2005, 3195-3223, arXiv:math/0407019 W. Lowen, M. Van den Bergh, Hochschild cohomology of Abelian categories and ringed spaces, Advances in Math. 198 (1) 2005, 172-221, pdf or arXiv:math/0405227 W. Lowen, A generalization of the Gabriel-Popescu theorem, J. Pure Appl. Algebra 190, 2004, 197-211 pdf   Preprints D. Kaledin, W. Lowen, Cohomology of exact categories and (non-)additive sheaves, 27 pages, arXiv:1102.5756v1 O. De Deken, W. Lowen, On deformations of triangulated models, 40 pages, arXiv:math/1202.1647v1 W. Lowen, On compact generation of deformed surfaces, 17 pages, video link , arXiv:math/1202.2234