Willem A. de Graaf

According to our database, Willem A. de Graaf authored at least 28 papers between 1996 and 2021.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of three.

2021

Computing the real Weyl group.

Heiko Dietrich, Willem A. de Graaf

J. Symb. Comput., 2021

A constructive method for decomposing real representations.

Sajid Ali, Hassan Azad, Indranil Biswas, Willem A. de Graaf

J. Symb. Comput., 2021

2018

Classification of nilpotent associative algebras of small dimension.

Willem A. de Graaf

Int. J. Algebra Comput., 2018

2015

Orbit Closures of Linear Algebraic Groups.

Willem A. de Graaf

Proceedings of the Computer Algebra and Polynomials, 2015

Integrality and arithmeticity of solvable linear groups.

A. S. Detinko, Dane L. Flannery, Willem A. de Graaf

J. Symb. Comput., 2015

2014

Classifying semisimple orbits of η-groups.

Willem A. de Graaf, Francesco Oriente

Math. Comput., 2014

A GAP Package for Computing with Real Semisimple Lie Algebras.

Heiko Dietrich, Paolo Faccin, Willem A. de Graaf

Proceedings of the Mathematical Software - ICMS 2014, 2014

2013

Computing with real Lie algebras: Real forms, Cartan decompositions, and Cartan subalgebras.

Heiko Dietrich, Paolo Faccin, Willem A. de Graaf

J. Symb. Comput., 2013

Classification of Novikov algebras.

Dietrich Burde, Willem A. de Graaf

Appl. Algebra Eng. Commun. Comput., 2013

2011

Computing representatives of nilpotent orbits of θ-groups.

Willem A. de Graaf

J. Symb. Comput., 2011

2009

Parametrizing Del Pezzo surfaces of degree 8 using Lie algebras.

Willem A. de Graaf, Jana Pílniková, Josef Schicho

J. Symb. Comput., 2009

Constructing algebraic groups from their Lie algebras.

Willem A. de Graaf

J. Symb. Comput., 2009

Non-associative Gröbner bases, finitely-presented Lie rings and the Engel condition, II.

Serena Cicalò, Willem A. de Graaf

J. Symb. Comput., 2009

2008

Computing with Nilpotent Orbits in Simple Lie Algebras of Exceptional Type.

Willem A. de Graaf

LMS J. Comput. Math., 2008

2007

Finding Integral Linear Dependencies of Algebraic Numbers and Algebraic Lie Algebras.

Claus Fieker, Willem A. de Graaf

LMS J. Comput. Math., 2007

Secant Dimensions of Minimal Orbits: Computations and Conjectures.

Karin Baur, Jan Draisma, Willem A. de Graaf

Exp. Math., 2007

Non-associative gröbner bases, finitely-presented lie rings and the engel condition.

Serena Cicalò, Willem A. de Graaf

Proceedings of the Symbolic and Algebraic Computation, International Symposium, 2007

2005

Classification of Solvable Lie Algebras.

Willem A. de Graaf

Exp. Math., 2005

2003

An Algorithm to Compute the Canonical Basis of an Irreducible Module Over a Quantized Enveloping Algebra.

Willem A. de Graaf

LMS J. Comput. Math., 2003

2002

Constructing Faithful Representations of Finitely-generated Torsion-free Nilpotent Groups.

Willem A. de Graaf, Werner Nickel

J. Symb. Comput., 2002

Constructing Canonical Bases of Quantized Enveloping Algebras.

Willem A. de Graaf

Exp. Math., 2002

2001

Computing with Quantized Enveloping Algebras: PBW-Type Bases, Highest-Weight Modules and R-Matrices.

Willem A. de Graaf

J. Symb. Comput., 2001

1999

Constructing Bases of Finitely Presented Lie Algebras Using Gröbner Bases in Free Algebras.

Willem A. de Graaf, J. Wisliceny

Proceedings of the 1999 International Symposium on Symbolic and Algebraic Computation, 1999

1997

An Algorithm for the Decomposition of Semisimple Lie Algebras.

Willem A. de Graaf

Theor. Comput. Sci., 1997

Computations in finite-dimensional Lie algebras.

Arjeh M. Cohen, Willem A. de Graaf, Lajos Rónyai

Discret. Math. Theor. Comput. Sci., 1997

Computing Levi Decompositions in Lie algebras.

Willem A. de Graaf, Gábor Ivanyos, A. Küronya, Lajos Rónyai

Appl. Algebra Eng. Commun. Comput., 1997

Constructing Faithful Matrix Representations of Lie Algebras.

Willem A. de Graaf

Proceedings of the 1997 International Symposium on Symbolic and Algebraic Computation, 1997

1996

Computing Cartan subalgebras of Lie algebras.

Willem A. de Graaf, Gábor Ivanyos, Lajos Rónyai

Appl. Algebra Eng. Commun. Comput., 1996