papers
Publications (25)
math.AG1998
Cotangent cohomology of rational surface singularities
Klaus Altmann, Jan Stevens
math.AG2006
Smoothing of Quiver Varieties
Klaus Altmann, Duco van Straten
math.AC2002
The Graph of Monomial Ideals
Klaus Altmann, Bernd Sturmfels
alg-geom1996
Andre-Quillen cohomology of monoid algebras
Klaus Altmann, Arne B. Sletsjoe
math.AG2009
Deforming Stanley-Reisner schemes
Klaus Altmann, Jan Arthur Christophersen
alg-geom1994
The versal Deformation of an isolated toric Gorenstein Singularity
Klaus Altmann
math.AG2009
P-Divisors of Cox Rings
Klaus Altmann, Jarek Wisniewski
alg-geom1996
P-Resolutions of Cyclic Quotients from the Toric Viewpoint
Klaus Altmann
math.AG2018
Immaculate line bundles on toric varieties
Klaus Altmann, JarosÅaw BuczyÅski, Lars Kastner +1
math.AG2008
Gluing affine torus actions via divisorial fans
Klaus Altmann, Juergen Hausen, Hendrik Suess
alg-geom1997
A Vanishing Result for the Universal Bundle on a Toric Quiver Variety
Klaus Altmann, Lutz Hille
math.AG1999
The polyhedral Hodge number h^21 and vanishing of obstructions
Klaus Altmann, Duco van Straten
math.AG2011
Negative deformations of toric singularities that are smooth in codimension two
Klaus Altmann, Lars Kastner
alg-geom1994
Infinitesimal Deformations and Obstructions for Toric Singularities
Klaus Altmann
math.AG2011
The Geometry of T-Varieties
Klaus Altmann, Nathan Owen Ilten, Lars Petersen +2
math.AG2016
The dualizing sheaf on first-order deformations of toric surface singularities
Klaus Altmann, János Kollár
alg-geom1996
One-parameter families containing three-dimensional toric Gorenstein singularities
Klaus Altmann
math.AG2005
Polyhedral Divisors and Algebraic Torus Actions
Klaus Altmann, Juergen Hausen
math.AG2015
Merging divisorial with colored fans
Klaus Altmann, Valentina Kiritchenko, Lars Petersen
math.AG2008
Cotangent cohomology of Stanley-Reisner rings
Klaus Altmann, Jan Arthur Christophersen
alg-geom1994
Toric Q-Gorenstein Singularities
Klaus Altmann
math.AG2010
Cox rings of rational complexity one T-varieties
Klaus Altmann, Lars Petersen
math.AG2017
Fujita's Freeness Conjecture for $T$-Varieties of Complexity One
Klaus Altmann, Nathan Ilten
math.AG2000
The chain property for the associated primes of A-graded ideals
Klaus Altmann
math.AG2006
A fansy divisor on M_{0,n}
Klaus Altmann, Georg Hein