Identificação
Identificação pessoal
- Nome completo
- Erkko Tapio Lehtonen
Nomes de citação
- Lehtonen, Erkko
Identificadores de autor
- Ciência ID
- 691A-7A0D-F3E5
- ORCID iD
- 0000-0002-9255-5876
- Google Scholar ID
- https://scholar.google.pt/citations?user=E6sStikAAAAJ&hl=en
- Researcher Id
- I-3591-2014
- Scopus Author Id
- 15065560400
Moradas
- Department of Mathematics, Khalifa University, -, P.O. Box 127788, Abu Dhabi, Emiratos Árabes Unidos (Profissional)
Websites
- http://n-ary.fi (Académico)
Domínios de atuação
- Ciências Exatas - Matemática - Matemática Pura
Idiomas
Idioma | Conversação | Leitura | Escrita | Compreensão | Peer-review |
---|---|---|---|---|---|
Finlandês (Idioma materno) | |||||
Inglês | Utilizador proficiente (C2) | Utilizador proficiente (C2) | Utilizador proficiente (C2) | Utilizador proficiente (C2) | Utilizador proficiente (C2) |
Francês | Utilizador independente (B2) | Utilizador proficiente (C1) | Utilizador proficiente (C1) | Utilizador independente (B2) | Utilizador proficiente (C1) |
Alemão | Utilizador independente (B1) | Utilizador independente (B2) | Utilizador independente (B1) | Utilizador independente (B1) | Utilizador independente (B1) |
Sueco | Utilizador independente (B1) | Utilizador independente (B2) | Utilizador independente (B1) | Utilizador independente (B1) | Utilizador independente (B1) |
Português | Utilizador elementar (A1) | Utilizador independente (B1) | Utilizador elementar (A1) | Utilizador elementar (A2) | Utilizador elementar (A2) |
Estoniano | Utilizador elementar (A1) | Utilizador independente (B1) | Utilizador elementar (A1) | Utilizador elementar (A1) | Utilizador elementar (A1) |
Luxemburguês | Utilizador elementar (A1) | Utilizador elementar (A1) | Utilizador elementar (A1) | Utilizador elementar (A1) | Utilizador elementar (A1) |
Formação
Grau | Classificação | |
---|---|---|
2019/06/26
Concluído
|
Doctor of Philosophy (Doktori fokozat (PhD))
Especialização em mathematics and computer sciences
Debreceni Egyetem, Hungria
|
|
2016/10/26 - 2018/07/09
Concluído
|
Doctor rerum naturalium habilitatus (Doctor)
Especialização em mathematics
Technische Universität Dresden Fachrichtung Mathematik, Alemanha
"Reconstruction of functions from minors" (TESE/DISSERTAÇÃO)
|
|
2000/07/01 - 2007/11/14
Concluído
|
Doctor of Science (Tohtori)
Especialização em mathematics
Tampere University of Technology - Institute of Mathematics, Finlândia
"Operations on finite sets, functional composition, and ordered sets" (TESE/DISSERTAÇÃO)
|
excellent |
1993/07/05 - 1998/10/30
Concluído
|
Master of Science (Master)
Especialização em engineering mathematics
Tampere University of Technology - Institute of Mathematics, Finlândia
"End-to-end data security solutions with GPRS" (TESE/DISSERTAÇÃO)
|
with distinction |
Percurso profissional
Ciência
Categoria Profissional Instituição de acolhimento |
Empregador | |
---|---|---|
2019/10/01 - 2022/08/12 | Pós-doutorado (Investigação) | Universidade Nova de Lisboa Centro de Matemática e Aplicações, Portugal |
Universidade Nova Centro de Matemática e Aplicações, Portugal | ||
2015/09/01 - 2019/09/30 | Pós-doutorado (Investigação) | Technische Universität Dresden Institut für Algebra, Alemanha |
Technische Universität Dresden Institut für Algebra, Alemanha | ||
2014/01/01 - 2015/08/31 | Pós-doutorado (Investigação) | Universidade de Lisboa Faculdade de Ciências, Portugal |
Universidade de Lisboa Faculdade de Ciências, Portugal | ||
2009/01/01 - 2013/12/31 | Pós-doutorado (Investigação) | University of Luxembourg Computer Science and Communications Research Unit, Luxemburgo |
University of Luxembourg Computer Science and Communications Research Unit, Luxemburgo | ||
2007/07/01 - 2008/12/31 | Investigador visitante (Investigação) | University of Waterloo Department of Combinatorics and Optimization, Canadá |
University of Waterloo Department of Combinatorics and Optimization, Canadá | ||
2000/07/01 - 2008/12/31 | Assistente de Investigação (carreira) (Investigação) | Tampere University of Technology - Institute of Mathematics, Finlândia |
Tampere University of Technology - Institute of Mathematics, Finlândia |
Docência no Ensino Superior
Categoria Profissional Instituição de acolhimento |
Empregador | |
---|---|---|
2022/08/15 - Atual | Professor Auxiliar (Docente Universitário) | Khalifa University, Emiratos Árabes Unidos |
Projetos
Bolsa
Designação | Financiadores | |
---|---|---|
2013/01/30 - 2013/02/02 | 85th Workshop on General Algebra
FNR/12/AM3/20
Outra
Université du Luxembourg, Luxemburgo
|
Fonds National de la Recherche
Concluído
|
2007/07/01 - 2008/12 | Operations on finite sets and partial orders
info:eu-repo/grantAgreement/AKA/120307/FI
University of Waterloo Department of Combinatorics and Optimization, Canadá
|
Suomen Akatemia |
Produções
Publicações
Artigo em conferência |
|
Artigo em revista |
|
Tese / Dissertação |
|
Atividades
Apresentação oral de trabalho
Título da apresentação | Nome do evento Anfitrião (Local do evento) |
|
---|---|---|
2024/02/08 | On clonoids of Boolean functions | 104th Workshop on General Algebra (AAA104)
South-West University "Neofit Rilski" (Blagoevgrad, Bulgária)
|
2023/06/09 | Near-unanimity-closed minions of Boolean functions | 103rd Workshop on General Algebra (AAA103)
University of Tartu (Tartu, Estónia)
|
2023/03/24 | Associative spectra of graph algebras | 16th International Conference of Young Algebraists in Thailand (16th ICYAT-MJU)
Maejo University (Chiang Mai, Tailândia)
|
2022/07/18 | Reconstructing Young tableaux | Encontro Nacional da Sociedade Portuguesa de Matemática (ENSPM 2022)
Sociedade Portuguesa de Matemática, Instituto Politécnico de Tomar (Tomar, Portugal)
|
2022/06/24 | On clonoids of Boolean functions | 102nd Workshop on General Algebra (AAA102)
University of Szeged (Szeged, Hungria)
|
2022/06/09 | Reflections and powers of multisorted minions | Honorary colloquium on the occasion of Reinhard Pöschel’s 75th birthday
Technische Universität Dresden (Dresden, Alemanha)
|
2022/01/05 | Associative spectra of groupoids | Finnish Mathematical Days 2022
Tampere University (Tampere, Finlândia)
|
2021/06/16 | Permutation groups and permutation patterns | Permutation Patterns 2021 Virtual Workshop
University of Strathclyde (Glasgow, Reino Unido)
|
2021/02/05 | On clonoids of Boolean functions | 100th Workshop on General Algebra (AAA100)
Jagiellonian University (Kraków, Polónia)
|
2020/08/26 | Linearly definable classes of Boolean functions | Algebras, Graphs and Ordered Sets (ALGOS 2020)
Lorraine Research Laboratory in Computer Science and its Applications (Loria) (Nancy, França)
|
2020/02 | Associative spectra of graph algebras | 99th Workshop on General Algebra (AAA99)
Università degli Studi di Siena (Siena, Itália)
|
2019/03 | Associative spectra of graph algebras | 97th Workshop on General Algebra (AAA97)
Technische Universität Wien (Vienna, Áustria)
|
2018/06 | Functions with a unique identification minor | 96th Workshop on General Algebra (AAA96)
Technische Universität Darmstadt (Darmstadt, Alemanha)
|
2018/02 | Minors of multisorted functions and reflections | 95th Workshop on General Algebra (AAA95)
Comenius University (Bratislava, Eslováquia)
|
2017/06 | Reflection-closed varieties of multisorted algebras and minor identities II | 94th Workshop on General Algebra (AAA94) and 5th Novi Sad Algebraic Conference (NSAC 2017)
University of Novi Sad (Novi Sad, Sérvia)
|
2017/02 | Patterns and minors of permutations | 93rd Workshop on General Algebra (AAA93)
Bern University of Applied Sciences (Bern, Suiça)
|
2016/09 | Permutation classes closed under pattern involvement and composition | 54th Summer School on General Algebra and Ordered Sets (SSAOS 2016)
(Trojanovice, República Checa)
|
2016/05 | Permutation classes closed under pattern involvement and composition | 92nd Workshop on General Algebra (AAA92)
Czech University of Life Sciences (Prague, República Checa)
|
2016/02 | Reconstructing functions and unique identification minors | 91st Workshop on General Algebra (AAA91)
Masaryk University (Brno, República Checa)
|
2016/01 | Reconstructing functions from identification minors | Finnish Mathematical Days 2016
University of Turku (Turku, Finlândia)
|
2015/11 | Order of first occurrence and minors of functions | Colloquium on Combinatorics (KolKom 2015)
Technische Universität Ilmenau (Ilmenau, Alemanha)
|
2014/11 | Finite characterizability of equational classes of threshold functions | Algebra Workshop 2014 – 34 years of CAUL
Universidade de Lisboa (Lisbon, Portugal)
|
2014/07 | Reconstructing functions from identification minors | Workshop on Computational Algebra 2014
Universidade de Lisboa (Lisbon, Portugal)
|
2014/06 | Associativity, preassociativity, and string functions | 88th Workshop on General Algebra (AAA88)
Warsaw University of Technology (Warsaw, Polónia)
|
2014/06 | Finite characterizability of equational classes of threshold functions | Algebras & Clones fest
Charles University (Prague, República Checa)
|
2013/06 | Reconstructing functions from identification minors | 4th Novi Sad Algebraic Conference (NSAC 2013)
University of Novi Sad (Novi Sad, Sérvia)
|
2013/05 | Reconstructing functions from identification minors | 86th Workshop on General Algebra (AAA86)
Palacký University Olomouc (Olomouc, República Checa)
|
2012/11 | Reconstructing functions of several arguments from identification minors | Colloquium on Combinatorics (KolKom 2012)
Technische Universität Berlin (Berlin, Alemanha)
|
2012/06 | The arity gap, or on the effect of identification of arguments on the essential arity of functions | 1st Joint Conference of the Belgian, Royal Spanish and Luxembourg Mathematical Societies (BSL-2012)
University of Liège (Liège, Bélgica)
|
2012/06 | Generalized entropy in algebras with neutral element and in inverse semigroups | 84th Workshop on General Algebra (AAA84)
Technische Universität Dresden (Dresden, Alemanha)
|
2012/05 | Gap vs. pag | IEEE 42nd International Symposium on Multiple-Valued Logic (ISMVL-2012)
The Multiple-Valued Logic Technical Committee of the IEEE Computer Society (Victoria, BC, Canadá)
|
2012/03 | Generalized entropy in algebras with neutral element and in inverse semigroups | 83rd Workshop on General Algebra (AAA83)
University of Novi Sad (Novi Sad, Sérvia)
|
2012/01 | The arity gap, or on the effect of variable identification on the essential arity of functions | Finnish Mathematical Days 2012
Lappeenranta University of Technology (Lappeenranta, Finlândia)
|
2011/06 | Partial orders and equivalences induced by clones, especially by Post's classes | Second International Conference on Order, Algebra, and Logics (OAL2.0)
Jagiellonian University (Kraków, Polónia)
|
2011/05 | A survey on the arity gap | IEEE 41st International Symposium on Multiple-Valued Logic (ISMVL 2011)
The Multiple-Valued Logic Technical Committee of the IEEE Computer Society (Tuusula, Finlândia)
|
2011/03/25 | Partial orders induced by the clones of Boolean clique functions and hypergraph homomorphisms | Colloquium on Graph Theory & Applications
University of Luxembourg (Luxembourg, Luxemburgo)
|
2011/02 | Embeddability of countable posets with finite principal ideals into partial orders induced by clones | 81st Workshop on General Algebra (AAA81)
Universität Salzburg (Salzburg, Áustria)
|
2010/09 | Commuting polynomial functions over distributive lattices | Summer School on General Algebra and Ordered Sets (SSAOS 2010)
(Malenovice, República Checa)
|
2010/06 | Self-commuting lattice polynomial functions | BLAST 2010
University of Colorado at Boulder (Boulder, CO, Estados Unidos)
|
2010/06 | Commuting polynomial functions over distributive lattices | International Conference on Algebras and Lattices ("Jardafest")
Charles University (Prague, República Checa)
|
2010/06 | Commuting polynomial functions over distributive lattices | International Conference on Information Processing and Management of Uncertainty in Knowledge-Based Systems (IPMU 2010)
(Dortmund, Alemanha)
|
2010/05 | Classes of operations closed under permutation, cylindrification and composition | 40th International Symposium on Multiple-Valued Logic (ISMVL 2010)
The Multiple-Valued Logic Technical Committee of the IEEE Computer Society (Barcelona, Espanha)
|
2010/01 | Galois theories for function algebras | Finnish Mathematical Days 2010
University of Jyväskylä (Jyväskylä, Finlândia)
|
2009/08 | Clones of Boolean clique functions and hypergraph homomorphisms | 3rd Novi Sad Algebraic Conference (NSAC 2009)
University of Novi Sad (Novi Sad, Sérvia)
|
2009/06 | Reducts of Mal'cev's iterative algebra and preservation of generalized relations | 78th Conference on General Algebra (AAA78)
Universität Bern (Bern, Suiça)
|
2009/03 | On the finite index property of clones | 77th Workshop on General Algebra (AAA77) & 24th Conference for Young Algebraists
Universität Potsdam (Potsdam, Alemanha)
|
2008/09 | The arity gap and generalizations of Swierczkowski's lemma | Summer School on General Algebra and Ordered Sets (SSAOS 2008)
Eduard Cech Center for Algebra and Geometry (Trešt, República Checa)
|
2008/08 | The arity gap of finite functions and generalizations of Swierczkowski's lemma | BLAST
University of Denver (Denver, CO, Estados Unidos)
|
2008/05 | On the arity gap of finite functions: results and applications | International Conference on Relations, Orders and Graphs: Interaction with Computer Science (ROGICS '08)
(Mahdia, Tunísia)
|
2008/01 | Operations on finite sets, functional composition, and ordered sets | Finnish Mathematical Days 2008
Helsinki University of Technology (Espoo, Finlândia)
|
2007/06 | Equivalence of operations with respect to discriminator clones | 74th Workshop on General Algebra (AAA74)
Tampere University of Technology (Tampere, Finlândia)
|
2007/02 | On homomorphisms of labeled posets | 73rd Workshop on General Algebra (AAA73) & 22nd Conference of Young Algebraists (CYA22)
Alpen-Adria-Universität Klagenfurt (Klagenfurt, Áustria)
|
2006/05 | Subfunctions and Burle's clones | Workshop "Algebra and its applications"
University of Tartu (Kokõ, Estónia)
|
2006/01 | Subfunction relations defined by the clones of monotone functions on a finite set | Finnish Mathematical Days 2006 & 2nd Finnish-Estonian Mathematical Colloquium
Tampere University of Technology (Tampere, Finlândia)
|
2005/07 | Hypergraph homomorphisms and compositions of Boolean functions with clique functions | Conference on Universal Algebra and Lattice Theory
University of Szeged (Szeged, Hungria)
|
2005/07 | Compositions of Boolean functions with monotone functions | Novi Sad Algebraic Conference (NSAC '05)
University of Novi Sad (Novi Sad, Sérvia)
|
2005/05 | On subfunctions of Boolean functions | 70th Workshop on General Algebra (AAA70)
Technische Universität Wien (Vienna, Áustria)
|
2004/11 | On compositions of clones of Boolean functions | International Conference of Computational Methods in Sciences and Engineering 2004 (ICCMSE 2004)
(Vouliagmeni, Grécia)
|
Orientação
Título / Tema Papel desempenhado |
Curso (Tipo) Instituição / Organização |
|
---|---|---|
2018 - 2018/04 | Graphs and homomorphisms
Orientador
|
mathematics (Licenciatura/Bacharelato)
Technische Universität Dresden Institut für Algebra, Alemanha
|
2017 - 2017/10 | Primitiv positive Klone Boolescher Funktionen
Orientador
|
mathematics (Licenciatura/Bacharelato)
Technische Universität Dresden Institut für Algebra, Alemanha
|
2017 - 2017/09 | Definability of the class of threshold functions by relational constraints
Orientador
|
mathematics (Licenciatura/Bacharelato)
Technische Universität Dresden Institut für Algebra, Alemanha
|
2007 - 2007 | On convergent sequences of Pascal's simplices
Coorientador
|
mathematics (Mestrado)
Tampere University of Technology - Institute of Mathematics, Finlândia
|
Organização de evento
Nome do evento Tipo de evento (Tipo de participação) |
Instituição / Organização | |
---|---|---|
2019/06/21 - 2019/06/23 | 98th Workshop on General Algebra (AAA98) (2019/06/21 - 2019/06/23)
Conferência (Membro da Comissão Organizadora)
|
Technische Universität Dresden Institut für Algebra, Alemanha |
2013/01/31 - 2013/02/02 | 85th Workshop on General Algebra (AAA85) (2013/01/31 - 2013/02/02)
Conferência (Presidente da Comissão Organizadora)
|
Université du Luxembourg, Luxemburgo |
2011/06/16 - 2011/06/16 | DMA Colloquium on general algebra (2011/06/16 - 2011/06/16)
Conferência (Membro da Comissão Organizadora)
|
University of Luxembourg Computer Science and Communications Research Unit, Luxemburgo |
2007/06/07 - 2007/06/10 | 74th Workshop on General Algebra (AAA74) (2007/06/07 - 2007/06/10)
Conferência (Membro da Comissão Organizadora)
|
Tampere University of Technology - Institute of Mathematics, Finlândia |
Júri de grau académico
Tema Tipo de participação |
Nome do candidato (Tipo de grau) Instituição / Organização |
|
---|---|---|
2020/07/13 | Closed sets of functions on algebras of prime power order
Arguente
|
Sebastian Kreinecker (Doutoramento)
Johannes Kepler Universität Linz Fachbereich Mathematik, Áustria
|
2020/06/24 | Clonoids, clones, and Mal'cev conditions
Arguente
|
Stefano Fioravanti (Doutoramento)
Johannes Kepler Universität Linz Fachbereich Mathematik, Áustria
|
2018/10/17 | On the characterization of particular orthogroups by disjunctions of identities
Arguente
|
Alexander Jende (Doutoramento)
Universität Potsdam, Alemanha
|
2015/06/25 | Categorical equivalence in algebra
Arguente principal
|
Oleg Košik (Doutoramento)
Tartu Ülikool, Estónia
|
2010/06/10 | Automorphisms of some combinatorially defined Lie algebras over GF(2)
Vogal
|
Young Jo Kwak (Doutoramento)
University of Colorado Boulder, Estados Unidos
|
Arbitragem científica em conferência
Nome da conferência | Local da conferência | |
---|---|---|
2020/08/26 - 2020/08/28 | Algebras, Graphs and Ordered Sets (ALGOS 2020) | Lorraine Research Laboratory in Computer Science and its Applications (Loria) |
Arbitragem científica em revista
Nome da revista (ISSN) | Editora | |
---|---|---|
2018/10 - Atual | Discussiones Mathematicae - General Algebra and Applications (2084-0373) | "Faculty of Mathematics, Computer Science and Econometrics, University of Zielona Gora" |
Comissão de avaliação
Descrição da atividade Tipo de assessoria |
Instituição / Organização | Entidade financiadora | |
---|---|---|---|
2018 - 2018 | reviewer for a grant application
Avaliador
|
Natural Sciences and Engineering Research Council of Canada | |
2016 - 2016 | reviewer for a project proposal
Avaliador
|
Narodowe Centrum Nauki | |
2013 - 2013 | reviewer for a project proposal
Avaliador
|
Grantová agentura Ceské republiky | |
2010 - 2010 | reviewer for a grant application
Avaliador
|
Royal Military College of Canada |
Curso / Disciplina lecionado
Disciplina | Curso (Tipo) | Instituição / Organização | |
---|---|---|---|
2019/04 - 2019/07 | Algebra for information system technology, part 2 | information system technology (Bachelor) | Technische Universität Dresden Institut für Algebra, Alemanha |
2018/10 - 2019/02 | Algebra for information system technology, part 1 | information system technology (Bachelor) | Technische Universität Dresden Institut für Algebra, Alemanha |
2018/10 - 2019/02 | Linear algebra | computer science (Bachelor) | Technische Universität Dresden Institut für Algebra, Alemanha |
2018/04 - 2018/07 | Algebra and number theory | mathematics education (Bachelor) | Technische Universität Dresden Institut für Algebra, Alemanha |
2017/10 - 2018/02 | Discrete structures (Introduction to universal algebra) | mathematics (Bachelor) | Technische Universität Dresden Institut für Algebra, Alemanha |
2017/04 - 2017/07 | Functions and relations | mathematics (Bachelor) | Technische Universität Dresden Institut für Algebra, Alemanha |
2016/10 - 2017/02 | Order structures | mathematics (Master) | Technische Universität Dresden Institut für Algebra, Alemanha |
2013 - 2013 | Introduction to clone theory and applications to constraint satisfaction problems (intensive summer course) | (Doctor) | Université Paris Dauphine, França |
2011 - 2013 | Mathematical writing skills | computer science (Doctor) | University of Luxembourg Computer Science and Communications Research Unit, Luxemburgo |
2011 - 2013 | Discrete mathematics | computer science (Bachelor) | University of Luxembourg Computer Science and Communications Research Unit, Luxemburgo |
2011/08/29 - 2011/09/09 | Boolean functions and function algebras (intensive summer course) | (Doctor) | Tampereen yliopisto, Finlândia |
2009 - 2010 | Boolean functions and function algebras (intensive summer course) | (Doctor) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2007/03 - 2007/04 | Mathematics for algorithms | (Bachelor) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2007 - 2007 | Fourier methods | (Bachelor) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2007 - 2007 | Probability calculus | (Bachelor) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2001 - 2007 | Algebra 1 | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2006 - 2006 | Theory of automata | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2001 - 2006 | Cryptology | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2000 - 2006 | Graph theory | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2005 - 2005 | Finite fields | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2005 - 2005 | Mathematical logic | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2002 - 2005 | Mathematics for algorithms | (Bachelor) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2001 - 2005 | Formal languages | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
2004 - 2004 | Algebra 2 | (Master) | Tampere University of Technology - Institute of Mathematics, Finlândia |
Distinções
Prémio
2018 | Outstanding Contributed Paper Award for a paper presented at the IEEE 47th International Symposium on Multiple-Valued Logic
(ISMVL 2017)
IEEE Computer Society, Estados Unidos
|