News
 Humboldt Fellows
 Amparo
Gil Gómez, Universidad Autonoma de
Madrid, JuneNovember 2001, Research Fellow
of Alexander von Humboldt Foundation;
Numerical aspects of special functions and
their recurrence equations
 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, JulyOctober 2019,
Research Fellow of Alexander von Humboldt
Foundation, Cooperation partner of an
official Institutional Partnership;
Application of Computer Algebra to special
functions of mathematical physics;
Habilitation 2006, University of Kassel: On
Difference and Differential Equations for
Modifications of Classical Orthogonal
Polynomials: https://www.mathematik.unikassel.de/~foupoua/HabilFoupouagnigni.pdf
 Mark
van Hoeij, Florida State University,
May 2002, JuneNovember 2004, MayAugust
2005, Research Fellow of GTEM
and of the Alexander von Humboldt
Foundation; Special functions as solutions
of ODEs
 Jean
Sire Armand Eyebe Fouda, University of
Yaounde I, Cameroon; February 2016January
2017, May 2017September 2017, JulyOctober
2021; Research Fellow of Alexander von
Humboldt Foundation and of DAAD (Erasmus+);
Interfaced nonlinear time series analysis
toolkit; Habilitation 2017, University of
Kassel: Application of Ordinalarraybased
Indicators to Strange Nonchaotic Attractors,
https://nbnresolving.de/urn:nbn:de:hebis:342017081053247
 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, https://nbnresolving.d/urn:nbn:de:hebis:342006110115379;
20172018, Research Fellow of Alexander von
Humboldt Foundation; Algorithms for mixed
types of trigonometrichypergeometric series
and their general properties
 Hery
Randriamaro, Madagascar, May
2021August 2022, Research Fellow of
Alexander von Humboldt Foundation; Computer
algebra for conditional oriented matroids
 PhD students funded by DAAD and by the
Alexander von Humboldt Foundation
 Mama Foupouagnigni, University of Yaounde
I, Cameroon, September 1997February 1998,
PhD fellow of DAAD; PhD
1998, Université d'Abomey, Benin: LaguerreHahn
orthogonal polynomials with respect to
the Hahn operator: Fourthorder
difference equation for the rth
associated and the LaguerreFreud
equations for the recurrence
coefficients
 Maurice Kenfack Nangho, University of
Yaounde I, Cameroon, JulySeptember 2009; PhD 2014, University of
Yaounde I: On LaguerreHahn orthogonal
polynomials on nonuniform lattices
 Salifou Mboutngam, University of Yaounde
I, Cameroon, JulySeptember 2009; PhD 2014,
University of Yaounde I: On semiclassical
orthogonal polynomials on nonuniform
lattices
 Daniel Duviol Tcheutia, University of
Yaounde I, Cameroon, JulySeptember 2011;
JuneAugust 2013, June 2014; On connection,
linearization and duplication coefficients
of classical orthogonal polynomials; PhD
14.07.2014: https://kobra.unikassel.de/handle/123456789/2014071645714;
Habilitation, University of Kassel:
Algorithmic Methods for Mixed Recurrence
Equations, Zeros of Classical Orthogonal
Polynomials and Classical Orthogonal
Polynomial Solutions of ThreeTerm
Recurrence Equations, doi:10.17170/kobra20190904651
 Patrick Njionou Sadjang, University of
Yaounde I, Cameroon, JulySeptember 2012;
October 2013; Moments of classical
orthogonal polynomials; PhD 21.10.2013: https://kobra.unikassel.de/handle/123456789/2013102244291
 Merlin Mouafo Wouodjié, AIMS Cameroon,
Cameroon; October 2015September 2017; PhD
fellow of DAAD; October 2017March 2018;
scholarship of the University of Kassel; On
the solutions of holonomic thirdorder
linear irreducible differential equations in
terms of hypergeometric functions; PhD
22.02.2018: https://kobra.unikassel.de/handle/123456789/2018060655613
 Nathalie Diane Wandji Nanda, AIMS
Cameroon, Cameroon; FebruaryMay 2019; PhD
fellow of DAAD (Erasmus+); Face swapping and
its detection using deep learning techniques
 Bertrand Teguia Tabuguia, AIMS Cameroon,
Cameroon; November 2019December 2020; PhD
fellow of DAAD (Erasmus+); Power series
representations of hypergeometric type and
nonholonomic functions in Computer Algebra;
PhD 27.05.2020: https://kobra.unikassel.de/handle/123456789/11598
 Further fellows of DAAD and of TWASDFG
 José Javier Segura Sala, Universidad
Carlos III de Madrid, JuneNovember 2001,
Research Fellow of DAAD; Numerical aspects
of special functions and their recurrence
equations
 Predrag Rajkovic, University of Nis,
Serbia, NovemberDecember 2004, June 2008,
Research Fellow of DAAD; On qdifference
equations and their role in the
investigation of orthogonal polynomials and
special number sequences
 Hui Yun Chol, October 2007September 2008,
Research Fellow of DAAD from North Corea
 Ryul Kim, October 2007September 2008,
Research Fellow of DAAD from North Corea
 Patrick Njionou Sadjang, University of
Yaounde I, Cameroon, MayJuly 2015, Research
Fellow of TWASDFG; On Moments and
Probability Distributions Connected to
Classical Orthogonal Polynomials
 Alta Jooste, JulyAugust 2015, December
2016February 2017, Research Fellow of
TWASDFG; Zeros of orthogonal polynomials.
 Further international guests
 Ivan Area, University of Vigo, Spain,
October 2006; Orthogonal polynomials in
two discrete variables: theoretical and
computational aspects
 Mohamed Atia, Tunesia, January 2011: New
recurrence coefficients of some
generalized Jacobi polynomials using Maple
 Hamza Chaggara, Tunesia, MayJune 2008:
Linearization and connection problems via
quasimonomiality
 Frédéric Chyzak, INRIA, France,
November 2001; Symbolic summation and
integration of special functions and
combinatorial sequences
 Vladimir P. Gerdt, Laboratory of
Information Technologies, Dubna, Russia,
February 2001, WS 2010/2011, WS 2011/2012;
Involution of algebraic and differential
equations
 Valerii I. Gromak, Belorussian State
University, Minsk, Belarus, February 2006;
On some classes of higher order Painlevé
equations
 Manuel Kauers, November 2004;
Algorithmische Beweise für neue Klassen
von kombinatorischen Identitäten
 Tom H. Koornwinder, Kortewegde Vries
Institute, University of Amsterdam, The
Netherlands, Juny 2000; Quantum groups and
special functions
 Stanislaw Lewanowicz, University of
Wroclaw, Poland, January 2007
 Tayeb Meftah, Ouargla University,
Algeria,
November 2005; Exponential exponentials in
the Schrödinger equation
 Andrew Novocin, Montpellier, France,
JulyAugust 2008; Polynomial Factorization
 S. Ponnusamy, Indian Institute of
Technology, Madras, India, June 2001;
Geometric properties of hypergeometric
functions and Elliott identity.
 André Ronveaux, Université de Namur,
Belgium, January 2002; Factorization of
differential operators: Heun and beyond
 René Swarttouw, University of Amsterdam,
May 2003; Computer Algebra
and Orthogonal Polynomials
 Bernd Thaller, University of Graz,
Austria, May 2007; Visualisierung
quantendynamischer Phänomene
 Wadim Zudilin, Moscow, October 2007;
Ramanujantype formulas
 Workshops and Conferences
 Computer Algebra in
Scientific Computing (CASC 2020),
Linz, Austria, September 1419, 2020
 Computer Algebra in
Scientific Computing (CASC 2019),
Moscow, Russia, August 2630, 2019
 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.
