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Istvan Heckenberger
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Classification of arithmetic root systems
I Heckenberger
Advances in Mathematics 220 (1), 59-124, 2009
2512009
The Weyl groupoid of a Nichols algebra of diagonal type
I Heckenberger
Inventiones mathematicae 164 (1), 175-188, 2006
2152006
The Nichols algebra of a semisimple Yetter-Drinfeld module
N Andruskiewitsch, I Heckenberger, HJ Schneider
American journal of mathematics 132 (6), 1493-1547, 2010
1772010
A generalization of Coxeter groups, root systems, and Matsumoto’s theorem
I Heckenberger, H Yamane
Mathematische Zeitschrift 259, 255-276, 2008
1232008
Root systems and Weyl groupoids for Nichols algebras
I Heckenberger, HJ Schneider
Proceedings of the London Mathematical Society 101 (3), 623-654, 2010
902010
Weyl groupoids with at most three objects
M Cuntz, I Heckenberger
Journal of pure and applied algebra 213 (6), 1112-1128, 2009
872009
The locally finite part of the dual coalgebra of quantized irreducible flag manifolds
I Heckenberger, S Kolb
Proceedings of the London Mathematical Society 89 (2), 457-484, 2004
782004
De Rham complex for quantized irreducible flag manifolds
I Heckenberger, S Kolb
Journal of Algebra 305 (2), 704-741, 2006
682006
Lusztig isomorphisms for Drinfel'd doubles of bosonizations of Nichols algebras of diagonal type
I Heckenberger
Journal of algebra 323 (8), 2130-2182, 2010
622010
Finite Weyl groupoids
M Cuntz, I Heckenberger
Journal für die reine und angewandte Mathematik (Crelles Journal) 2015 (702 …, 2015
592015
On finite GK-dimensional Nichols algebras over abelian groups
N Andruskiewitsch, I Angiono, I Heckenberger
American Mathematical Society 271 (1329), 2021
572021
Hopf algebras and root systems
I Heckenberger, HJ Schneider
American Mathematical Soc., 2020
562020
Right coideal subalgebras of Nichols algebras and the Duflo order on the Weyl groupoid
I Heckenberger, HJ Schneider
Israel Journal of Mathematics 197, 139-187, 2013
482013
Drinfel'd doubles and Shapovalov determinants
I Heckenberger, H Yamane
arXiv preprint arXiv:0810.1621, 2008
482008
Drinfeld second realization of the quantum affine superalgebras of via the Weyl groupoid
I Heckenberger, F Spill, A Torrielli, H Yamane
arXiv preprint arXiv:0705.1071, 2007
482007
Nichols algebras of group type with many quadratic relations
M Grana, I Heckenberger, L Vendramin
Advances in mathematics 227 (5), 1956-1989, 2011
472011
Finite Weyl groupoids of rank three
M Cuntz, I Heckenberger
Transactions of the American Mathematical Society 364 (3), 1369-1393, 2012
462012
Rank 2 Nichols algebras with finite arithmetic root system
I Heckenberger
Algebras and Representation theory 11 (2), 115-132, 2008
432008
Right coideal subalgebras of Nichols algebras and the Duflo order on the Weyl groupoid
I Heckenberger, HJ Schneider
arXiv preprint arXiv:0909.0293, 2009
362009
Weyl groupoids of rank two and continued fractions
M Cuntz, I Heckenberger
Algebra & Number Theory 3 (3), 317-340, 2009
362009
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