Bilde av Lychagin, Valentin
Bilde av Lychagin, Valentin
Institutt for matematikk og statistikk valentin.lychagin@uit.no Her finner du meg

Valentin Lychagin


Professor


  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Symmetry classification of viscid flows on space curves
    Journal of Geometry and Physics 2021 ARKIV / DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Continuum mechanics of media with inner structures
    Differential geometry and its applications 2021 ARKIV / DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Symmetries and Differential Invariants for Inviscid Flows on a Curve
    Lobachevskii Journal of Mathematics 2021 ARKIV / DOI
  • Valentin Lychagin, Valeriy Yumaguzhin :
    On structure of linear differential operators, acting on line bundles
    Journal of Geometry and Physics 2020 ARKIV / DOI
  • Valentin Lychagin, Mikhail Roop :
    Real gas flows issued from a source
    Analysis and Mathematical Physics 2020 DOI
  • Valentin Lychagin :
    Adiabatic filtration of an ideal gas in a homogeneous and isotropic porous medium
    Global and Stochastic Analysis (GSA) 2019
  • Valentin Lychagin, Mikhail Roop :
    Phase transitions in filtration of Redlich-Kwong gases
    Journal of Geometry and Physics 2019 DOI
  • Valentin Lychagin, Mikhail Roop :
    Steady filtration of Peng-Robinson gases in a porous medium
    Global and Stochastic Analysis (GSA) 2019
  • Valentin Lychagin, Valeriy Yumaguzhin :
    On equivalence of third order linear differential operators on two-dimensional manifolds
    Journal of Geometry and Physics 2019 DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Differential invariants for spherical layer flows of inviscid fluids
    Analysis and Mathematical Physics 2019 DOI
  • Nadiia Konovenko, Valentin Lychagin :
    Projective classication of rational CP1-mappings
    Analysis and Mathematical Physics 2019 DOI
  • Pavel Bibikov, Valentin Lychagin :
    Invariants of algebraic group actions from differential point of view
    Journal of Geometry and Physics 2019 DOI
  • AA Duyunova, Valentin Lychagin, SN Tychkov :
    Differential Invariants for Spherical Flows of Inviscid Fluid
    Lobachevskii Journal of Mathematics 2018 DOI
  • Nadiia Konovenko, Valentin Lychagin :
    Invariants for primary visual cortex
    Differential geometry and its applications 2018 ARKIV / DOI
  • Valentin Lychagin, Valeriy Yumaguzhin :
    Classification of the second order linear differential operators and differential equations
    Journal of Geometry and Physics 2018 DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Differential invariants for spherical layer flows of viscid fluids
    Journal of Geometry and Physics 2018 DOI
  • Atlas V. Akhmetzyanov, Alexei G. Kushner, Valentin Lychagin :
    Thermodynamics and Optimal Control of Porous Media Flows in Oil Field Development
    Doklady. Mathematics 2018 DOI
  • Anna Duyunova, Valentin Lychagin, Serjei Tychkov :
    Differential invariants for spherical flows of a viscid fluid
    Journal of Geometry and Physics 2018 DOI
  • Ahmetzyanov Atlas, Alexei Kushner, Valentin Lychagin :
    Optimal Management of Oil Field Development in the Buckley–Leverett Model
    Automation and remote control 2018 DOI
  • Atlas Akhmetzianov, Alexei G. Kushner, Valentin Lychagin :
    Two-dimensional non-isothermal filtration and optimal control of oil field development *
    IFAC-PapersOnLine 2018 DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Differential invariants for plane flows of inviscid fluids
    Analysis and Mathematical Physics 2017 DOI
  • Atlas V. Akhmetzyanov, Alexei G. Kushner, Valentin Lychagin :
    Mass and heat transport in the two-phase Buckley-Leverett model
    Journal of Geometry and Physics 2017 DOI
  • Atlas V. Akhmetzyanov, Alexei G. Kushner, Valentin Lychagin :
    Finite dimensional dynamics for nonlinear filtration equation
    Procedia Computer Science 2017 ARKIV / DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Classification of equations of state for viscous fluids
    Doklady. Mathematics 2017 DOI
  • Anna Duyunova, Valentin Lychagin, Sergey Tychkov :
    Differential invariants for flows of viscid fluids
    Journal of Geometry and Physics 2017 DOI
  • A.V. Akhmetzyanov, Alexei G. Kushner, Valentin Lychagin :
    Attractors in models of porous media flow
    Doklady. Mathematics 2017 DOI
  • Konovenko Nadiia, Valentin Lychagin :
    Mobius invariants in image recognition
    Journal of Geometric Mechanics (JGM) 2017 DOI
  • Anna Duyunova, Valentin Lychagin, Serjei Tychkov :
    Differential invariants for plane flows of viscid fluids
    Lobachevskii Journal of Mathematics 2017 DOI
  • Atlas V. Akhmetzyanov, Alexei G. Kushner, Valentin Lychagin :
    Shock waves in initial boundary value problem for filtration in two-phase 2-dimensional porous media
    Global and Stochastic Analysis (GSA) 2016
  • Valentin Lychagin, Valeriy Yumaguzhin :
    Natural spinor structures over Lorentzian manifolds
    Journal of Geometry and Physics 2016 DOI
  • Valentin Lychagin, Valeriy Yumaguzhin :
    Differential invariants and exact solutions of the Einstein-Maxwell equation
    Analysis and Mathematical Physics 2016 DOI
  • Valentin Lychagin, Valeriy Yumaguzhin :
    Differential invariants and exact solutions of the Einstein equation
    Analysis and Mathematical Physics 2016 DOI
  • Valentin Lychagin, Pavel Bibikov :
    Differential contra algebraic invariants: Applications to classical algebraic problems
    Lobachevskii Journal of Mathematics 2016
  • Atlas V. Akhmetzyanov, Alexei G. Kushner, Valentin Lychagin :
    Control of displacement front in a model of immiscible two-phase flow in porous media
    Doklady. Mathematics 2016 DOI
  • Boris Kruglikov, Valentin Lychagin :
    Global Lie-Tresse theorem
    Selecta Mathematica, New Series 2016 DOI
  • Nadiia Konovenko, Valentin Lychagin :
    Invariants of projective actions and their applications to recognition of fingerprints
    Analysis and Mathematical Physics 2016 DOI
  • Alexei G. Kushner, Valentin Lychagin :
    Petrov invariants for 1-D control Hamiltonian systems
    Global and Stochastic Analysis (GSA) 2015
  • Alexei G. Kushner, Valentin Lychagin :
    Feedback Invariants of Control Hamiltonian Systems
    IFAC-PapersOnLine 2015 DOI
  • Valentin Lychagin, Valeriy Yumaguzhin :
    Invariants in relativity theory
    Lobachevskii Journal of Mathematics 2015 DOI
  • Atlas Akhmetzianov, Alexei Kushner, Valentin Lychagin :
    Integrable Models of Oil Displacement
    IFAC-PapersOnLine 2015 DOI
  • Nadiia Konovenko, Valentin Lychagin :
    Lobachevskian geometry in image recognition
    Lobachevskii Journal of Mathematics 2015 DOI
  • Valentin Lychagin :
    Contact Geometry, Measurement, and Thermodynamics
    Springer Nature 2019 DOI
  • Valentin Lychagin, Alexei Kushner, Jan Slovak :
    Lectures on Geometry of Monge–Ampère Equations with Maple
    Springer Nature 2019 DOI
  • Valentin Lychagin, Mikhail Roop, Sergey Tychkov, Anton Gorinov :
    Gas Flow with Phase Transitions: Thermodynamics and the Navier–Stokes Equations
    Springer Nature 2019 DOI
  • Valentin Lychagin, Vladimir Roubtsov :
    Monge–Ampère Grassmannians, Characteristic Classes and All That
    Springer Nature 2019 DOI
  • Hilja Lisa Huru, Valentin Lychagin :
    Quantizations of unitary representations of compact connected Lie groups
    2015
  • Hilja Lisa Huru, Valentin Lychagin :
    (Fun stuff with) Categorical Quantizations
    2015
  • Valentin Lychagin, Hilja Lisa Huru :
    Om quantizations of finte and compact group actions
    2014
  • Valentin Lychagin :
    Two faces of sl_2
    2014
  • Valentin Lychagin :
    Conformal differential invariants in neurogeometry and image recognition
    2014

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