Items where Division is "05 Faculty of Science > Departement Mathematik und Informatik > Ehemalige Einheiten Mathematik & Informatik > Algebra (Kraft)"

Article

Kraft, Hanspeter. (2017) Automorphism groups of affine varieties and a characterization of affine n-space. Tranactions of the Moscow Mathematical Society, 78 (2). pp. 171-186.

Kraft, Hanspter and Regeta, Andriy. (2017) Automorphisms of the Lie algebra of vector fields on affine n-space. Journal of the European Mathematical Society, 19 (5). pp. 1577-1588.

Dufresne, Emilie and Kraft, Hanspeter. (2015) Invariants and separating morphisms for algebraic group actions. Mathematische Zeitschrift, 280 (1). pp. 231-255.

Stampfli, Immanuel. (2015) Automorphisms of ℂ^3 Commuting with a ℂ^+-Action. International Mathematics Research Notices (IMRN), 2015 (19). pp. 9832-9856.

Andrist, Rafael B. and Kraft, Hanspeter. (2014) Varieties characterized by their endomorphisms. Mathematical research letters, Vol. 21. pp. 225-233.

Kraft, Hanspeter and Russell, Peter. (2014) Families of Group Actions, Generic Isotriviality, and Linearization. Transformation groups, 19. pp. 779-792.

Kraft, Hanspeter and Stampfli, Immanuel. (2013) Automorphisms of the affine Cremona group. Annales de l'Institut Fourier, 63 (3). pp. 1137-1148.

Stampfli, Immanuel. (2013) A note on Automorphisms of the Affine Cremona Group. Mathematical Research Letters, 20 (6). pp. 1177-1181.

Stampfli, Immanuel. (2012) On the topologies on ind-varieties and related irreducibility questions. Journal of Algebra, 372. pp. 531-541.

Dubouloz, Adrien and Moser-Jauslin, Lucy and Poloni, Pierre-Marie. (2011) Noncancellation for contractible affine threefolds. Proceedings of the American Mathematical Society, 139 (12). pp. 4273-4284.

Dubouloz, Adrien and Moser-Jauslin, Lucy and Poloni, Pierre-Marie. (2010) Inequivalent embeddings of the Koras-Russell cubic threefold. The Michigan mathematical journal, Vol. 59, H. 3. pp. 679-694.

Kraft, Hanspeter and Kohls, Martin. (2010) Degree bounds for separating invariants. Mathematical research letters, Vol. 17. pp. 1171-1182.

Kraft, Hanspeter and Wallach, Nolan. (2010) Polarizations and Nullcone of Representations of Reductive Groups. Progress in mathematics, Vol. 278. pp. 153-168.

Bonnet, Philippe and Vénéreau, Stéphane. (2009) Relations between the leading terms of a polynomial automorphism. Journal of algebra, Vol. 322, H. 2. pp. 579-599.

Dubouloz, Adrien and Poloni, Pierre-Marie. (2009) On a class of Danielewski surfaces in affine 3-space. Journal of algebra, Vol. 321, H. 7. pp. 1797-1812.

Kraft, Hanspeter and Lötscher, Roland and Schwarz, Gerald W.. (2009) Compression of finite group actions and covariant dimension, II. Journal of algebra, 313 (1). pp. 94-107.

Maubach, Stefan and Poloni, Pierre-Marie. (2009) The Nagata automorphism is shifted linearizable. Journal of algebra, Vol. 321, H. 3. pp. 879-889.

Poloni, Pierre-Marie. (2009) Classification(s) of Danielewski hypersurfaces. Transformation groups, Vol. 16, H. 2. pp. 579-597.

Favi, Giordano and Florence, Mathieu. (2008) Tori and essential dimension. Journal of algebra, 319 (9). pp. 3885-3900.

Loetscher, Roland. (2008) Quadratic and symmetric bilinear compositions of quadratic forms over commutative rings. Communications in Algebra, 36 (1). pp. 258-268.

Lötscher, Roland. (2008) A generalized composition of quadratic forms based on quadratic pairs. arXiv.org e-Print archive [Elektronische Daten], 2008, arXiv:0809.4123. pp. 1-22.

Lötscher, Roland. (2008) Application of multihomogeneous covariants to the essential dimension of finite groups. arXiv.org e-Print archive [Elektronische Daten], 2008, arXiv:0811.3852. pp. 1-34.

Balmer, Paul and Favi, Giordano. (2007) Gluing techniques in triangular geometry. The quarterly journal of mathematics, Vol. 58, H. 4. pp. 415-441.

Kraft, Hanspeter and Schwarz, Gerald W.. (2007) Compression of finite group actions and covariant dimension. Journal of Algebra, 313 (1). pp. 268-291.

van den Essen, Arno and Maubach, Stefan and Vénéreau, Stéphane. (2007) The special automorphism group of R[t]/(t(m))[x₁,…,x(n)] and coordinates of a subring of R[t][x₁,…,x(n)]. Journal of pure and applied algebra, Vol. 210, H. 1. pp. 141-146.

Draisma, Jan and Kraft, Hanspeter and Kuttler, Jochen. (2006) Nilpotent subspaces of maximal dimension in semisimple Lie algebras. Compositio Mathematica, 142 (2). pp. 464-476.

Kraft, Hanspeter. (2006) A result of Hermite and equations of degree 5 and 6. Journal of Algebra, 297 (1). pp. 234-253.

Kraft, Hanspeter and Wallach, Nolan. (2006) On the nullcone of representations of reductive groups. Pacific Journal of Mathematics, 224 (1). pp. 119-140.

Moser-Jauslin, Lucy and Poloni, Pierre-Marie. (2006) Embeddings of a family of Danielewski hypersurfaces and certain C⁺-actions on C³. Annales de l'Institut Fourier, T. 56, no. 5. pp. 1567-1581.

Vénéreau, Stéphane. (2006) New bad lines in R[x, y] and optimization of the Epimorphism Theorem. Journal of Algebra, Vol. 302, H. 2. pp. 729-749.

Kraft, H.. (2005) Free C+ actions on affine threefolds. Contemporary mathematics, 369. pp. 165-175.

Venereau, S.. (2005) Hyperplanes of the form f(1) (x, y)z(1)+center dot center dot center dot+f(k)(x, y)z(k)+g(x, y) are variables. Canadian mathematical bulletin = Bulletin canadien de mathématiques, Vol. 48, H. 4. pp. 622-635.

Berhuy, Grégory and Favi, Giordano. (2004) Essential dimension of cubics. Journal of Algebra, 278 (1). pp. 199-216.

Kaliman, Shulim and Vénéreau, Stéphane and Zaidenberg, Mihail. (2004) Simple birational extensions of the polynomial algebra ℂ³. Transactions of the American Mathematical Society, Vol. 356, H. 2. pp. 509-555.

Berhuy, Grégory and Favi, Giordano. (2003) Essential dimension : a functorial point of view (after A. Merkurjev). Documenta mathematica, Vol. 8. pp. 279-330.

Edo, Eric and Vénéreau, Stéphane. (2001) Length 2 variables of A[x,y] and transfer. Annales Polonici Mathematici, Vol. 76, H. 1-2. pp. 67-76.

Kaliman, Shulim and Vénéreau, Stéphane and Zaidenberg, Mihail. (2001) Extensions birationnelles simples de l'anneau de polynômes ℂ³ = Simple birational extensions of the polynomial ring ℂ³. Comptes rendus de l'Académie des sciences. Série 1, Mathématique. Series 1, Mathematics, Vol. 333, H. 4. pp. 319-322.

Kraft, Hanspeter and Schwarz, Gerald W.. (2001) Rational covariants of reductive groups and homaloidal polynomials. Mathematical research letters, Vol. 8. pp. 641-650.

Kraft, Hanspeter and Small, Lance W. and Wallach, Nolan R.. (2001) Properties and examples of FCR-algebras. Manuscripta mathematica, Vol. 104, H. 4. pp. 443-450.

Kraft, Hanspeter and Small, Lance W. and Wallach, Nolan R.. (1999) Hereditary properties of direct summands of algebras. Mathematical research letters, Vol. 6. pp. 371-376.

Howe, Roger and Kraft, Hanspeter. (1997) Principal covariants, multiplicity-free actions, and the K-types of holomorphic series. Progress in mathematics, 158. pp. 147-161.

Kraft, Hanspeter and Derksen, Harm. (1997) Constructive invariant theory. Collection SMF. Séminaire et congrès, 2. pp. 221-244.

Kraft, Hanspeter. (1996) Challenging problems in affine n-space. Astérisque, 47 (802). pp. 295-317.

Kraft, Hanspeter and Kutzschebauch, Frank. (1996) Equivariant affine line bundles and linearization. Mathematical research letters, Vol. 3. pp. 619-628.

Kraft, Hanspeter and Small, Lance W.. (1994) Invariant algebras and completely reducible representations. Mathematical research letters, Vol. 1. pp. 297-307.

Book

Campbell, H. E. A. and Helminck, Aloysius G. and Kraft, Hanspeter and Wehlau, David, eds. (2010) Symmetry and spaces : in honor of Gerry Schwarz. Progress in mathematics, Vol. 278. Boston.

Conference or Workshop Item

Kraft, Hanspeter and Schwarz, Gerald W.. (2014) Representations with a Reduced Null Cone. In: Symmetry: Representation Theory and Its Applications : in Honor of Nolan R. Wallach, 257. pp. 419-474.

Favi, Giordano. (2009) Quadratic forms and linear algebraic groups. In: Oberwolfach Reports, Vol. 6, no. 2 , S. 1375–1426. Zürich.

Kraft, Hanspeter. (1995) On a question of Yosef Stein. In: Automorphisms of affine spaces. Dordrecht, pp. 225-229.

Kraft, Hanspeter and Schwarz, Gerald W.. (1995) Finite automorphisms of affine n-space. In: Automorphisms of affine spaces. Dordrecht, pp. 55-66.

Thesis

Regeta, Andriy. Groups of automorphisms of some affine varieties. 2015, Doctoral Thesis, University of Basel, Faculty of Science.

Popoviciu Draisma, Mihaela Ileana. Invariants of binary forms. 2014, Doctoral Thesis, University of Basel, Faculty of Science.

Stampfli, Immanuel. Contributions to automorphisms of affine spaces. 2013, Doctoral Thesis, University of Basel, Faculty of Science.

Budmiger, Jonas. Deformation of orbits in minimal sheets. 2010, Doctoral Thesis, University of Basel, Faculty of Science.

Lötscher, Roland. Contributions to the essential dimension of finite and algebraic groups. 2010, Doctoral Thesis, University of Basel, Faculty of Science.

Bürgin, Matthias. Nullforms, polarization and tensorpowers. 2006, Doctoral Thesis, University of Basel, Faculty of Science.

Im Hof, Andreas Emanuel. The sheets of a classical lie algebra. 2005, Doctoral Thesis, University of Basel, Faculty of Science.

Baur, Karin. Two contributions to the representation theory of algebraic groups. 2002, Doctoral Thesis, University of Basel, Faculty of Science.

Preprint

Regeta, Andriy. (2013) Lie Subalgebras of Vector Fields on Affine 2-Space and the Jacobian Conjecture. Preprints Fachbereich Mathematik, 2013 (27).

Working Paper

Kraft, Hanspeter and Regeta, Andriy and van Santen, Immanuel. (2017) Is the affine space determined by its automorphism group?

Other

Vénéreau, Stéphane. (2007) A parachute for the degree of a polynomial in algebraically independent ones.