Teaching:

  • 2020 Summer Semester, Exercise courses to Discrete Mathematics (two groups) in German.
  • 2022 Summer Semester--now, Advanced Combinatorics, master and Ph.D students.
  • 2022 Summer Semester--now, Analytic Combinatorics, bachelor students.

Talks:

  • Mar 31, 2024, talk title: ' Equality of thickened ribbon Schur functions', Spring workshop on Combinatorics, Wuhan University, China.
  • Jan 07, 2024, talk title: ' Permutation statistics: interactions with the theory of symmetric functions and hypergeometric series', IMS-APRM, University of Melbourne, Australia.
  • Oct 15, 2023, talk title: ' Symmetric generating functions and permutation statistics', UBC Discrete Seminar, Canada.
  • Nov 15, 2022, talk title: ' Asymptotics and Stochastics on Fishburn matrices', UBC Discrete Seminar, online, Canada.
  • Oct 20, 2022, talk title: ' When Asymptotics and Stochastics meet Combinatorics: the beauty of generating functions', online Seminar, Beijing Institute of Technology, China.
  • Sep 15, 2022, talk title: ' Symmetric generating functions and permutation statistics', online Seminar in Discrete Mathematics, Zhejiang normal University, China.
  • May 29, 2022, talk title: ' Asymptotics and statistics on members of the Fishburn family', online Combinatorial Seminar, Tianjin University, China.
  • May 12, 2022, talk title: 'Thickened strips and skew Schur functions' (Slides), Jimei University, Xiamen, China.
  • January 20, 2022, talk title: 'Bi-symmetric multiple equidistributions on ascent sequences', the FPSAC 2021 conference, online meeting (Youtube video link), Ramat-Gan, Israel.
  • November 8, 2021, talk title: 'Some conjectures and open problems on permutation statistics', the Discrete Mathematics group, Xiamen University, China.
  • December 14, 2020, talk title: 'Asymptotics and statistics on Fishburn matrices: dimension distribution and a conjecture of Stoimenow', SFB-project annual meeting, online Zoom.
  • September 17, 2019, talk title: 'Exact and asymptotic enumerations of ascent sequences and Fishburn matrices', Minisymposium on enumerative and algebraic combinatorics, ÖMG (Austrian Mathematical Society)-conference, Dornbirn, Austria.
  • March 27, 2019, talk title: 'Random k-trees and Brownian Continuum Random Tree', Department of Mathematics, Xiamen University, Xiamen, China.
  • March 26, 2019, talk title: 'Heaps and Two Exponential Structures', Department of Mathematics, Jimei University, Xiamen, China.
  • March 22, 2019, talk title: 'Random k-trees and Brownian Continuum Random Tree', Department of Mathematics, Zhejiang Normal University, Jinhua, China.
  • March 13, 2019, talk title: 'Analytic methods in some combinatorial problems', Center for Combinatorics, Nankai University, Tianjin, China.
  • February 21, 2019, talk title: 'Exact Enumeration and asymptotics of Fishburn objects', Workshop on Combinatorics and Graph Theory, Institute of Mathematics, Academia Sinica, Taiwan, China.
  • November 13, 2018, talk title: 'A new decomposition of ascent sequences and Euler--Stirling statistics', Arbeitsgemeinschaft Diskrete Mathematik, TU Wien, Vienna, Austria.
  • April 17, 2018, talk title: 'A new decomposition of ascent sequences and Euler--Stirling statistics', NCTU, Taiwan, China.
  • April 13, 2018, talk title: 'Fishburn family and Euler--Stirling statistics', Institute of Statistical Science, Academia Sinica, Taiwan, China.
  • November 1, 2017, talk title: 'strips, thickened strips and Schur function determinants', National Taiwan University, Academia Sinica, Taiwan, China.
  • June 13, 2017, talk title: 'Graph limits of random k-trees', in der Arbeitsgemeinschaft Diskrete Mathematik, TU Wien, Vienna, Austria.
  • February 21, 2017, talk title 'A note on the scaling limit of Random Polya trees', National Chiao Tung University, Taiwan, China.
  • September 21, 2016, talk title: 'Graph limits of random graphs from a subset of connected k-trees', Combinatorics and Graph Theory Session of the joint conference of Austrian, Czech, Slovak, Slovenian and Catalonian Mathematics Societies, Barcelona, Spain.
  • September 12, 2016 talk title: 'Outside nested decompositions of skew diagrams and Schur function determinants', 77th Séminaire Lotharingien de Combinatoire, Strobl, Austria.
  • September 6, 2016, talk title: 'open problems on the hook-length formula for skew shapes', ALEA in Europe Young Researcher's Workshop, TU Wien, Vienna, Austria.
  • June 28, 2016: talk title: 'Outside nested decompositions of skew diagrams and Schur function determinants', in der Arbeitsgemeinschaft Diskrete Mathematik, TU Wien, Vienna, Austria.
  • January 11, 2016: talk title: 'Scaling limit of random k-trees', at the conference Analco 16, Arlington, USA.
  • June, 2015, talk title: 'Heaps and Two Exponential Structures', in der Arbeitsgemeinschaft Diskrete Mathematik, TU Wien, Vienna, Austria.
  • Oct., 2014, talk title: 'An asymptotic analysis of unlabeled k-trees', in der Arbeitsgemeinschaft Diskrete Mathematik, TU Wien, Vienna, Austria.
  • June, 2014, AofA 14, talk title: 'An asymptotic analysis of unlabeled k-trees', 25th International Meeting on Probabilistic, Combinatorial and Asymptotic Methods for the Analysis of Algorithms, Paris, France.
  • January 2012, talk title: 'The expected order of saturated secondary structures', SIAM-ANALCO 12, (SIAM-meeting on Analytic Algorithmics and Combinatorics 2012), Kyoto, Japan.
  • July 2009, talk title: 'Random induced subgraphs of Cayley graphs induced by transpositions', the 5-th Graph Theory and Combinatorics across Taiwan straits, Center for combinatorics, Nankai University, Tianjin, China.
  • July 2008, talk title: 'RNA pseudoknots structures', the 9-th Annal Conference of Mathematical Biology, University of Toronto, Canada.

Visiting Experiences:

  • September 5- September 8, 2024, SUSTech, Shenzhen, China.
  • August 21- August 28, 2024, Nankai University, Tianjin, China.
  • August 19- August 21, 2024, Dalian University of Technology, Dalian, China.
  • August 13- August 19, 2024, Chinese Academy of Sciences, Beijing, China.
  • August 6- August 13, 2024, Nankai University and Tianjin University, Tianjin, China.
  • July 31- August 2, 2024, Sichuan University, Chengdu, China.
  • July 2- July 9, 2024, Chongqing University and Southwest University, Chongqing, China.
  • June 25- June 28, 2024, Shanghai Normal University and Shanghai University, Shanghai, China.
  • April 19- April 20, 2024, A-Level and admission to Xiamen University, Qingdao 17 Middle School, China.
  • April 18- April 18, 2024, Research Center for Mathematics and Interdisciplinary Sciences, Shandong University, Qingdao, China.
  • March 28- March 31, 2024, Spring workshop on Combinatorics, Wuhan University, China.
  • March 12- March 16, 2024, Southern China University of Technology, Shenzhen, China.
  • February 15- February 22, 2024, Xi'an Jiaotong University, Xi'an, China.
  • January 2- January 20, 2024, University of Melbourne, Melbourne, Australia.
  • December 22- December 26, 2023, Dalian University of Technology, Dalian, China.
  • November 10- November 14, 2023, Southern China University of Technology, Shenzhen, China.
  • October 3- October 31, 2023, University of British Columbia (UBC), Vancouver, Canada.
  • September 7- September 23, 2023, University of Vienna (Uni Wien), Vienna, Austria.
  • September 3- September 6, 2023, 90th Séminaire Lotharingien de Combinatoire (SLC), Bad Boll, Germany.
  • August 24- August 28, 2023, Nankai University, Tianjin, China.
  • August 1- August 22, 2023, Dalian University of Technology, Dalian, China.
  • July 31- July 31, 2023, Canadian Embassy in China, Guangzhou, China.
  • July 5- July 5, 2023, Austrian Embassy in China, Beijing, China.
  • June 12- June 18, 2023, Workshop on Combinatorics, Dalian University of Technology, Dalian, China.
  • April 21- April 23, 2023, Conference Graph Theory and Combinatorics, Northwestern Polytechnical University, Xi'an, China.
  • April 7- April 9, 2023, Seminar on Combinatorics, Graph Theory and Group Theory, Southern China University of Technology, Shenzhen, China.
  • March 13- March 18, 2023, East China Normal University, Shanghai, China.
  • February 27- March 5, 2023, Capital Normal University, Beijing, China.
  • August 23-30, 2022, Nankai University and Tianjin University, Tianjin, China.
  • August 19-22, 2022, the National Conference of Combinatorics and Graph Theory, Harbin, China.
  • May 22, 2022, committee member of Ph.D defense, online, Nankai University, Tianjin, China.
  • May 12, 2022, Jimei University, Xiamen, China.
  • July 26--29, 2021, Online-Conference Combinatorics and Algebras From Amitai Regev (80th birthday) to Doron Zeilberger (70th birthday), Bar-Ilan University, Israel.
  • June 27--28, 2021, Online-Conference on the Occasion of the Retirement of Yeong-Nan Yeh, Academia Sinica, Taiwan, China.
  • June 14--17, 2021, AofA online-conference, Klagenfurt, Austria.
  • September 16--20, 2019, ÖMG (Austrian Mathematical Society)-conference, FH Vorarlberg, Dornbirn, Austria.
  • March 15--28, 2019, Jimei Univerisity, Xiamen, China.
  • March 13, 2019, Nankai University, Tianjin, China.
  • February 11--March 10, 2019, Academia Sinica, Taiwan, China.
  • October 29-30, 2018, MOST (Taiwan, China) -- ANR (France) -- FWF (Austria) workshop, TU Wien, Vienna, Austria.
  • September 9-12, 2018, 81th Séminaire Lotharingien de Combinatoire (Krattenthaler 60th Birthday), Strobl, Austria.
  • July 2--6, 2018, Institute of Discrete Mathematics, TU Graz, Austria.
  • June 25--29, 2018, AofA, Uppsala University, Sweden.
  • April 9--May 9, 2018, Academia Sinica, Taiwan, China.
  • March 25-28, 2018, 80th Séminaire Lotharingien de Combinatoire, Lyon, France.
  • March 23, 2018, Deutsch C1-Prüfung, bestanden, München, Germany.
  • November 13-17, 2017, Programme on Computer Algebra in Combinatorics, Erwin-Schroedinger International Institute for Mathematics and Physics, Vienna, Austria.
  • November 1, 2017, National Taiwan University, Taiwan, China.
  • October 30-31, 2017, Young researchers workshop, Academia Sinica, Taiwan, China.
  • October 27-29, 2017, FWF(Austrian)-MOST (Taiwanese) Project meeting, NCTU, Taiwan, China.
  • October 16-20, 2017, Programme on Algorithmic and Enumerative Combinatorics, the Erwin-Schroedinger International Institute for Mathematics and Physics, Vienna, Austria.
  • October 9-13, 2017, Alea in Europe. TU Wien, Austria.
  • September 10-13, 2017, Seminaire Lotharingien de Combinatoire, Centro Residenziale Universitario di Bertinoro, Italy.
  • August 28--September 1, 2017, EuroComb 17, TU Wien, Vienna, Austria.
  • June 19-23, 2017, AofA 2017, Princeton University, USA.
  • June 7-8, 2017, Two short courses on algebraic combinatorics, University of Coimbra, Coimbra, Portugal.
  • May 22-26, 2017, Summer School on ''Techniques in Random Discrete Structures'', National and Kapodistrian University of Athens, Athens, Greece.
  • April 29, 2017, B2-Prüfung, bestanden. Goethe-Institut, München, Germany.
  • February 20--March 3, 2017, Sinica, Taiwan, China.
  • November 28-30, 2016, SFB-meeting, Strobl, Austria.
  • October 7, 2016, SFB-Project extension hearing, poster. Hilton Hotel, Vienna, Austria.
  • September 20-23, 2016, Combinatorics and Graph Theory Session of the joint conference of Austrian, Czech, Slovak, Slovenian and Catalonian Math. Societies, Barcelona, Spain.
  • September 12-14, 2016, 77-th Séminaire Lotharingien de Combinatoire, Strobl, Austria.
  • September 6-9, 2016, ALEA in Europe Young Researcher's Workshop, TU Wien, Vienna, Austria.
  • August 1-5, 2016, the 3rd Algorithmic and Enumerative Combinatorics Summer School, RISC. Hagenberg, Austria.
  • July 4-7, 2016, AofA 16, the 27th International Meeting on Probabilistic, Combinatorial and Asymptotic Methods for the Analysis of Algorithms, Krakow, Poland.
  • Feb. 22-25, 2016: Alea in Europe School 2016, Ludwig-Maximilians-Universität, München, Germany.
  • Jan. 29, 2016: SFB-meeting, Johannes Kepler Universität, Linz, Austria.
  • Jan. 11, 2016: ANALCO 16, Meeting on Analytic Algorithmics and Combinatorics, Arlington, Virginia, USA.
  • Nov. 30-Dec. 2, 2015, SFB Seminar, Strobl, Austria.
  • August 25-27, 2015, 2015 Joint Austrian-Hungarian Mathematical Conference, Györ, Hungary.
  • July 27-31, 2015, the 2nd Algorithmic and Enumerative Combinatorics Summer School, RISC. Hagenberg, Austria.
  • June 26, 2015, Goethe-Institut, München, B1-Deutschprüfung, bestanden mit Note 'gut', Germany.
  • June 8-12, 2015, AofA 15, the 26th International Meeting on Probabilistic, Combinatorial and Asymptotic Methods for the Analysis of Algorithms, Strobl, Austria.
  • May 27-29, 2015, Seminar on restricted lattice paths, RISC, Hagenberg, Austria.
  • February 23, 2015, Goethe-Institut, Mannheim-Heidelberg, A2-Deutschprüfung, bestanden mit Note 'gut', Mannheim, Germany.
  • October 6-24, 2014, the Institute of Discrete Mathematics and Geometry, Vienna, Austria.
  • March 22-26, 2014, Seminaire Lotharingien de Combinatoire, Institut Camille Jordan, Universite Claude Bernard Lyon 1, Lyon, France.
  • November 18-29, 2013: the Institute of Discrete Mathematics and Geometry, Vienna, Austria.
  • September 15-18, 2013: Seminaire Lotharingien de Combinatoire, Centro Residenziale Universitario di Bertinoro, Italy.
  • July, 2013: FPSAC, Formal power series and algebraic combinatorics, Paris, France.
  • March, 2012: Visit the department of Mathematics and Computer Science, Southern Denmark University, Odense, Denmark.
  • January, 2010, Visit the Postec, Pohang, South Korea.