Ivan Arzhantsev
- Dean, Professor:Faculty of Computer Science
- Member of the HSE Academic Council
- Ivan Arzhantsev has been at HSE since 2011.
Education, Degrees and Academic Titles
- 2011
Doctor of Sciences* in Mathematical Logic, Algebra and Number Theory
Lomonosov Moscow State University
Thesis Title: Embeddings of Homogeneous Space and Geometric Invariant Theory - 2009Associate Professor
- 1998
Candidate of Sciences* (PhD) in Mathematical Logic, Algebra and Number Theory
Lomonosov Moscow State University
Thesis Title: Reductive group actions with spherical orbits - 1995
Degree in Mathematics. Applied Mathematics
Lomonosov Moscow State University
According to the International Standard Classification of Education (ISCED) 2011, Candidate of Sciences belongs to ISCED level 8 - "doctoral or equivalent", together with PhD, DPhil, D.Lit, D.Sc, LL.D, Doctorate or similar. Candidate of Sciences allows its holders to reach the level of the Associate Professor.
A post-doctoral degree called Doctor of Sciences is given to reflect second advanced research qualifications or higher doctorates in ISCED 2011.
Student Term / Thesis Papers
- Bachelor
M. Kaledin «Toric Ideals and Groebner Bases in Integer Programming». Faculty of Computer Science, 2017
Courses (2018/2019)
- Algebra (Bachelor’s programme; Faculty of Computer Science; programme "Applied Mathematics and Information Science"; 1 year, 4 module)Rus
- Algebra (Bachelor’s programme; Faculty of Computer Science; programme "Bachelor of Sciences (BSc) in Data Science and Business Analytics"; 1 year, 4 module)Eng
Publications37
- Article Arzhantsev I. Gale duality and homogeneous toric varieties // Communications in Algebra. 2018. Vol. 46. No. 8. P. 3539-3552. doi
- Article Arzhantsev I. Infinite transitivity and special automorphisms // Arkiv for Matematik. 2018. Vol. 56. No. 1. P. 1-14. doi
- Preprint Kuyumzhiyan K., Arzhantsev I., Zaidenberg M. Infinite transitivity, finite generation, and Demazure roots / Cornell University. Series arxive "math". 2018.
- Article Arzhantsev I., Braun L., Hausen J., Wrobel M. Log terminal singularities, platonic tuples and iteration of Cox rings // European Journal of Mathematics. 2018. Vol. 4. No. 1. P. 242-312. doi
- Article Arzhantsev I. Polynomial curves on trinomial hypersurfaces // Acta Arithmetica. 2018. Vol. 186. No. 1. P. 87-99. doi
- Article Arzhantsev I., Romaskevich E. Additive actions on toric varieties // Proceedings of the American Mathematical Society. 2017. Vol. 145. No. 5. P. 1865-1879. doi
- Article Arzhantsev I., Gayfullin S. The automorphism group of a rigid affine variety // Mathematische Nachrichten. 2017. Vol. 290. No. 5-6. P. 662-671. doi
- Article Arzhantsev I. On rigidity of factorial trinomial hypersurfaces // International Journal of Algebra and Computation. 2016. Vol. 26. No. 5. P. 1061-1070. doi
- Article Arzhantsev I., Kotenkova P. Equivariant Embeddings of Commutative Linear Algebraic Groups of Corank One // Documenta Mathematica. 2015. Vol. 20. P. 1039-1053.
- Chapter Arzhantsev I., Popovskiy A. Additive actions on projective hypersurfaces, in: Automorphisms in Birational and Affine Geometry. Levico Terme Vol. 79: Springer Proceedings in Mathematics & Statistics. L., NY, Dordrecht, Heidelberg : Springer, 2014. P. 17-33. doi
- Article Arzhantsev I., Perepechko A. Y., Suess H. Infinite transitivity on universal torsors // Journal of London Mathematical Society. 2014. Vol. 89. No. 3. P. 762-778. doi
- Article Arzhantsev I., Hausen J., Herppich E., Liendo A. The automorphism group of a variety with torus action of complexity one // Moscow Mathematical Journal. 2014. Vol. 14. No. 3. P. 429-471.
- Chapter Arzhantsev I., Zaidenberg M. Acyclic curves and group actions on affine toric surfaces, in: Affine Algebraic Geometry, Proceedings of the Conference, Osaka, Japan, 3-6 March 2011. L., Singapore, New Jersey : World Scientific, 2013. P. 1-41. doi
- Article Arzhantsev I., Celik D., Hausen J. Factorial algebraic group actions and categorical quotients // Journal of Algebra. 2013. Vol. 387. P. 87-98. doi
- Article Arzhantsev I., Flenner H., Kaliman S., Kutzschebauch F., Zaidenberg M. Flexible varieties and automorphism groups // Duke Mathematical Journal. 2013. Vol. 162. No. 4. P. 767-823. doi
- Chapter Arzhantsev I., Flenner H., Kaliman S., Kutzschebauch F., Zaidenberg M. Infinite transitivity on affine varieties, in: Birational geometry, rational curves, and arithmetic / Ed. by F. A. Bogomolov, B. Hasset, Y. Tschinkel. Boston : Birkhäuser, 2013. P. 1-13. doi
- Article Arzhantsev I., Bazhov I. On orbits of the automorphism group on an affine toric variety // Central European Journal of Mathematics. 2013. Vol. 11. No. 10. P. 1713-1724. doi
- Article Arzhantsev I., Liendo A. Polyhedral Divisors and SL(2)-Actions on Affine T-Varieties // Michigan Mathematical Journal. 2012. Vol. 61. No. 4. P. 731-762. doi
- Article Arzhantsev I. Flag varieties as equivariant compactifications of G_a^n // Proceedings of the American Mathematical Society. 2011. Vol. 139. No. 3. P. 783-786. doi
- Article Arzhantsev I., Sharoyko E. Hassett-Tschinkel correspondence: Modality and projective hypersurfaces // Journal of Algebra. 2011. Vol. 348. No. 1. P. 217-232. doi
- Article Arzhantsev I. V., Gaifullin S.A. Cox rings, semigroups and automorphisms of affine algebraic varieties // Sbornik Mathematics. 2010. Vol. 201. No. 1. P. 1-21. doi
- Article Arzhantsev I., Gaifullin S. Homogeneous toric varieties // Journal of Lie Theory. 2010. Vol. 20. No. 2. P. 283-293.
- Article Arzhantsev I., Hausen J. Geometric Invariant Theory via Cox rings // Journal of Pure and Applied Algebra. 2009. Vol. 213. No. 1. P. 154-172. doi
- Article Arzhantsev I. Invariant ideals and Matsushima's criterion // Communications in Algebra. 2008. Vol. 36. No. 12. P. 4368-4374. doi
- Chapter Arzhantsev I. Affine embeddings of homogeneous spaces., in: In «Surveys in Geometry and Number Theory» Issue 338: LMS Lecture Notes Series. Cambridge University Press, 2007. P. 1-51. doi
- Article Arzhantsev I., Petravchuk A. Closed polynomials and saturated subalgebras of polynomials algebras // Ukrainian Mathematical Journal. 2007. Vol. 59. No. 12. P. 1783-1790. doi
- Article Arzhantsev I., Hausen J. On the multiplication map of a multigraded algebra // Mathematical Research Letters. 2007. Vol. 14. No. 1. P. 129-136. doi
- Article Arzhantsev I., Hausen J. On embeddings of homogeneous spaces with small boundary // Journal of Algebra. 2006. Vol. 304 . No. 2. P. 950-988.
- Article Arzhantsev I., Tennova N. On affinely closed homogeneous spaces // Journal of Mathematical Sciences. 2005. Vol. 131. No. 6. P. 6133-6139.
- Chapter Arzhantsev I., Timashev D. On the canonical embedding of certain homogeneous spaces, in: In «Lie Groups and Invariant Theory: A.L.Onishchik's jubilee volume» Book 2. Issue 213. AMS Translations, 2005. P. 63-83.
- Article Arzhantsev I. Algebras with finitely generated invariant subalgebras // Annales de l'Institut Fourier. 2003. Vol. 53. No. 2. P. 379-398.
- Article Arzhantsev I., Bajo I., Sanmartin E. Invariant subalgebras and affine embeddings of homogeneous spaces // Research and Exposition in Mathematics. 2002. Vol. 25. P. 121-126.
- Chapter Arzhantsev I. Invariant subalgebras and affine embeddings of homogeneous spaces, in: Lie groups and invariant theory Vol. 25. Berlin : Heldermann Verlag, 2002. P. 121-126.
- Article Arzhantsev I., Timashev D. Affine embeddings with a finite number of orbits // Transformation Groups. 2001. Vol. 6. No. 2. P. 101-110.
- Article Arzhantsev I. On stability of subgroup actions on certain quasihomogeneous G-varieties. // Journal of Lie Theory. 2000. Vol. 10. No. 2. P. 345-357.
Grants
Research grant for fundamental mathematics, foundation for the advancement of theoretical physics and mathematics “Basis” (2018-2020)
Grant RSF-DFG 16-41-01013, 2016-2018
HSE Opens Joint Department with SAS
The joint department with SAS at the HSE Faculty of Computer Science aims to support educational programmes in data analysis and enrich teaching and learning with business expertise. The Higher School of Economics is the first Russian university to have founded a joint department with SAS.
Q.E.D. Mathematics Test at HSE
On March 24, a mathematics test 'Q.E.D.' (quod erat demonstrandum, meaning 'which was to be proved') will take place, organized by Yandex. It is open to anyone who is interested. As on previous occasions, HSE will be one of the test sites.
How to Adjust a Smaller Size Neural Network without Quality Loss
Staff members of the HSE Faculty of Computer Science recently presented their papers at the biggest international conference on machine learning, Neural Information Processing Systems (NIPS)’.
How to Adjust a Smaller Size Neural Network without Quality Loss
Staff members of the HSE Faculty of Computer Science recently presented their papers at the biggest international conference on machine learning, Neural Information Processing Systems (NIPS)’.
Bayesian Methods in Deep Learning Summer School in Moscow
Bayesian Methods in Deep Learning Summer School was held in Moscow fron 26 to 30 August. During these five days 96 participants from 8 countries listened to lectures about Bayesian methods in deep learning and trained neural networks.
Third Machine Learning Summer School Held in UK
On July 17-23 the Third Machine Learning summer school organized by Yandex School of Data Analysis, Laboratory of Methods for Big Data Analysis at the National Research University Higher School of Economics and Imperial College London was held in Reading, UK. 60 students, doctoral students and researchers from 18 countries and 47 universities took part in the event.
Data Culture: HSE Will Teach All Its Students to Work with Data
HSE will launch a new project called Data Culture in September 2017. Starting their very first year, HSE bachelor’s students will learn to work with data, and students in a number of programmes will also become familiarised with methods of machine-learning and artificial intelligence.
CERN Workshop at the HSE Faculty of Computer Science
Thirty school students from Moscow and the Moscow Region recently had an opportunity to meet international researchers and analyze data obtained from the Large Hadron Collider at a workshop organized by HSE’s Faculty of Computer Science, Yandex and CERN.
'I’m Glad I Listened to My Heart'
A career in science and technology might sound appealing to the average Russian, but a recent survey showed that most Russians believe men are better suited for this line of work than women. The young women interviewed for this story, a mathematician and a programmer, are of a different opinion.
Faculty of Computer Science to Launch New Theoretical Computer Science Lab
This year, the HSE Faculty of Computer Science is opening an international theoretical computer science laboratory, which will be the new research division of the Big Data and Information Retrieval School. One of the lab’s main objectives is to help bring the Russian school of theoretical computer science to the world stage.
Faculty of Computer Science Opening Joint Department with the Russian Academy of Sciences
On September 22, a presentation will take place marking the opening of a new joint department with the Institute for System Programming (ISP) of the Russian Academy of Sciences. The joint department is being created as part of the School of Software Engineering of the Faculty of Computer Science. The joint department will add to the Computer Science Faculty’s academic and pedagogical activities by offering system programming, a core area of programming research.
Math in Moscow Admits Students for Spring Semester
Math in Moscow, a joint programme run by the Independent University of Moscow, the Moscow Centre for Continuous Mathematical Education and the Higher School of Economics, is accepting applications for the spring 2016 semester until September 30. The Math in Moscow programme for international students has been giving young mathematicians from different countries the opportunity to learn from the best Russian teachers. All programme courses are taught in English.
Building Partnerships in Central Asia
On July 23, 2015 HSE hosted the delegation from University of Central Asia, represented by Mr Shamsh Kassim-Lakha, Executive Chairman, Board Executive Committee and Dr Ariff Kachra, Dean of Academic Affairs.
Faculty of Computer Science: An Impressive Start
The Faculty of Computer Science is only one year old – it was founded March 28, 2014 – but it already has a rich history and ambitious plans. Ivan Arzhantsev, Dean of the Faculty of Computer Science, spoke to The HSE Look about highlights from the past year, current research focuses, and the faculty’s plans for the future.
HSE and EMC Corporation Will Study the Market of Bioinformatics in Russia
Higher School of Economics and EMC Cloud and Big Data R&D Center in Moscow (Skolkovo) have signed a cooperation agreement, which includes the creation of a Project and Study Group in Bioinformatics. HSE students and lecturers are a key part of the group.
