News
 International Guests
 Ivan Area, University of Vigo, Spain,
October 2006; Orthogonal polynomials in
two discrete variables: theoretical and
computational aspects
 Mohamed Atia, Tunisia, January 2011: New
recurrence coefficients of some
generalized Jacobi polynomials using Maple
 Hamza Chaggara, Tunisia, MayJune 2008:
Linearization and connection problems via
quasimonomiality
 Hui Yun Chol, October 2007 September
2008; DAAD scholar from North Corea
 Frédéric Chyzak, INRIA, France,
November 2001; Symbolic summation and
integration of special functions and
combinatorial sequences.
 Jean Sire Armand Eyebe Fouda, University
of Yaounde I, Cameroon; February
2016January 2017, MaySeptember 2017;
Research Scholar of the Alexander von
Humboldt Foundation; Interfaced nonlinear
tIme series analysis toolkit
 Mama
Foupouagnigni, University of Yaounde
I, Cameroon, November 2001November 2002,
October 2003, JuneAugust 2005, JuneJuly
2006, August 2007, AugustNovember 2008,
JulySeptember 2009, JulyAugust 2010,
JulyAugust 2011, JulyAugust 2012,
October 2013, August 2014, JulyAugust
2015, JulyAugust 2016; Research Scholar
of the Alexander von Humboldt Foundation,
official cooperation partner of an
institutional partnership between the
University of Kassel and the University of
Yaounde I; Symbolic
computation
applied
to
special functions of Mathematical
Physics
 Vladimir P. Gerdt, Laboratory of
Information Technologies, Dubna, Russia,
February 2001, WS 2010/2011, WS 2011/201;
Involution of algebraic and differential
equations
 Amparo Gil Gómez, Universidad Autonoma
de Madrid, JuneNovember 2001, Research
Scholar of the Alexander von Humboldt
Foundation; Computational
aspects
of
special
functions and their recurrence equations
 Valerii I. Gromak, Belorussian State
University, Minsk, Belarus, February 2006;
On some classes of higher order Painlevé
equations
 Mark
van
Hoeij, Florida State University, May
2002, JuneSeptember 2004, MayAugust
2005, Research Scholar of GTEM
and the Alexander
von Humboldt Foundation; Special
function
solutions
of
differential equations
 Alta Jooste, JuliAugust 2015; December
2016February 2017; Research Scholar
by TWASDFG; Zeros of orthogonal
polynomials.
 Manuel Kauers, November 2004;
Algorithmische Beweise für neue Klassen
von kombinatorischen Identitäten
 Maurice Kenfack Nangho, University of
Yaounde I, Cameroon, JulySeptember 2009;
Characterisation of LaguerreHahn
orthogonal polynomials on nonuniform
lattices: the functional approach
 Ryul Kim, October 2007 September 2008;
DAAD scholar from North Corea
 Tom H. Koornwinder, Kortewegde Vries
Institut, University of Amsterdam, The
Netherlands, June 2000; Quantum groups and
special functions
 Stanislaw Lewanowicz, University of
Wroclaw, Poland, January 2007
 Mohammad MasjedJamei, K. N.Toosi
University of Technology, Tehran, Iran,
May 2005, October 2006, PhD Student; Some
New Classes of Orthogonal Polynomials and
Special Functions: A Symmetric
Generalization of SturmLiouville Problems
and its Consequences; 20172018,Research
Scholar of the Alexander von Humboldt
Foundation; Algorithms for mixed types of
trigonometrichypergeometric series and
their general properties
 Salifou Mboutngam, University of Yaounde
I, Cameroon, JulySeptember 2009;
Algorithmic and analytic solutions of
holonomic divideddifference equations
 Tayeb Meftah, Ouargla University,
Algeria,
November 2005; Exponential exponentials in
the Schrödinger equation
 Merlin Mouafo Wouodjié, AIMS Cameroon;
October 2015September 2017; PhD Scholar
of DAAD; On solutions of dierence
equations and thirdorder linear
homogeneous dierential equations in terms
of hypergeometric functions
 Patrick Njionou Sadjang, University of
Yaounde I, Cameroon, JulySeptember 2012,
October 2013, MayJuly 2015; Research
Scholar by TWASDFG; On Moments and
Probability Distributions Connected to
Classical Orthogonal Polynomials
 Andrew Novocin, Montpellier, JulyAugust
2008; Polynomial Factorization
 S. Ponnusamy, Indian Institute of
Technology, Madras, India, June 2001;
Geometric properties of hypergeometric
functions and Elliott identity
 Predrag Rajkovic, University of Nis,
Serbia, NovemberDecember 2004, June 2008,
Research Scholar of DAAD; On qdifference
equations
and
their
role in the investigation of orthogonal
polynomials and special number sequences
 André Ronveaux, Université de Namur,
Belgium, January 2002; Factorization of
differential operators: Heun and beyond
 José Javier Segura Sala, Universidad
Carlos III de Madrid, JuneNovember 2001,
Research Scholar of the DAAD; Computational
aspects
of
special
functions and their recurrence equations
 René Swarttouw, University of Amsterdam,
May 2003; Computer
Algebra
and Orthogonal Polynomials
 Bernd Thaller, University of Graz,
Austria, May 2007; Visualisierung
quantendynamischer Phänomene
 Duviol Daniel Tcheutia, University of
Yaounde I, Cameroon, JulySeptember 2011,
JuneAugurst 2013, June 2014; On
Connection and Linearization Coefficients
for Classical Orthogonal Polynomials on
Quadratic and qQuadratic Lattices
 Wadim Zudilin, Moskau, October 2007;
Ramanujantype formulas
 Workshops and Conferences
 AIMSVolkswagen
Stiftung Workshop on Introduction of
Orthogonal Polynomials and Applications,
Douala, Cameroon, October 512, 2018
 CASC
2018, Lille, Frankreich, September
1721, 2018
 Orthogonal
Polynomials and Special Functions
OPSFS8, Sousse, Tunesia, June
2529, 2018
 Workshop Computer
Algebra, Douala, Cameroon, October
613, 2017
 CASC
2017, Beijing, China, September
1822, 2017
 ISSAC
2017, Kaiserslautern, July 2528,
2017
 CASC
2016, Bucharest, Romania, September
1923, 2016
 Applications of Computer
Algebra 2016, Kassel, August 14,
2016
 CASC
2015, Aachen, Germany, September
1418, 2015
 ISSAC
2015, Bath, United Kingdom, July
69, 2015
 CASC 2014, Warsaw,
Poland, September 812, 2014
 Methods
of Computer Algebra for Orthogonal
Polynomials: Rutgers
Experimental Mathematics Seminar,
January 30, 2014
 CASC 2013, Berlin,
Germany, September 913, 2013
 CASC 2012, Maribor,
Slovenia, September 36, 2012
 ISSAC 2012, Grenoble,
France, July 2225, 2012
 CASC
2011, Kassel, Germany, September
59, 2011, PC Chair
 CASC
2010, Tsakhkadsor, Armenia,
September 511, 2010, PC Chair
 ISSAC
2010, Munich, July 25 28, 2010,
General Chair
 Training
Workshop
on Computer Algebra, March 2324,
2010
 Seminaire d'Algèbre, University of
Yaounde, March 18, 2010: Programming
Techniques in Computer Algebra
 ISSAC
2009, Seoul, South Korea, July
2831, 2009
 First
HumboldtKolleg Cameroon, Univ. of
Yaounde I, July 2930, 2008: Internet
Resources for Mathematics and Aspects
of
ICT
for
Science: Computer Algebra and Modern
Cryptography
 ISSAC
2008, Linz, Austria, July 2023,
2008: Solving
Differential Equations in Terms of
Bessel Functions
 ISSAC
2007, Waterloo, Kanada, July
29August 1, 2007
 Computer
Algebra 2007, Kaiserslautern, May
2931, 2007
 Annual
Meeting of DMV and GMD 2007,
Humboldt University of Berlin, March
2530, 2007
 ComputeralgebraSymposium
Konstanz, Konstanz, March 1516,
2007
 VIII.
Berliner MathematicaTag, WIAS
Berlin, October 27, 2006: Algorithmen der
Computeralgebra mit Mathematica: Vom
schnellen Potenzieren zu RSA
 DMVTagung
2006, Bonn, September 1723, 2006.
Minisymposium Computeralgebra:
Multivariate algorithmische Summation
 ISSAC
2006, Genova, July 1619, 2006
 GAMM
Annual Meeting, TU Berlin, March
2731, 2006
 Colloquium
in
Memory of Karin Gatermann, Hamburg,
January, 67, 2006
 International
Conference
on Difference Equations, Special
Functions and Applications, Munich,
July 2530, 2005: Computer
Algebra Algorithms for Orthogonal
Polynomials; accompanying Maple
worksheet
 ISSAC
2005, Beijing, July 2427, 2005
 Computer
Algebra 2005, Kassel, meeting
organized by the Fachgruppe
Computeralgebra, June 0204, 2005.
 Talks at the universities in Buea and
Yaoundé in Cameroon (March 1819 and
2223, 2005)
 International Autumn School Mathematical
Modelling, Munich, September 2730,
2004: Bieberbach
Conjecture
and
the
de Branges and Weinstein Functions,
corresponding Maple output
 Computer
Algebra
in Scientific Computing CASC 2004,
St. Petersburg, July 1219, 2004: Plenary
Lecture Computer
algebra methods for orthogonal
polynomials, accompanying Maple
worsksheet:
 ISSAC
2004, Santander, July 47, 2004:
Tutorial Power
Series and Summation, accompanying
Maple worsksheet:
 Day
of Function Theory, Würzburg, June
36, 2004: On
the de Branges and Weinstein Functions.
