**
Preprints of the Seminar by years:**

1993-1995 |
1996-1997 |
-1998- |
-1999- |
-2000- |
-2001- |
-2002- |
-2003- |

-2004- |
-2005- |
-2006- |
-2007- |
-2008- |
-2009- |
-2010- |
-2011- |

**06.93** V. Lychagin,
*
Colour Calculus and
Colour Quantizations*.

**09.93** V. Lychagin, *
Quantizations of
braided differential operators*.

**10.93** V. Lychagin, *
Braidings and
Quantizations over bialgebras*.

**01.94** V. Lychagin, *
Calculus and
Quantizations over Hopf algebras*.

**03.96** V. Lychagin,
*
What do we need to
build up Quantum Mechanics on Manifolds?*.

**10.96** B. Kruglikov, *
Nijenhuis tensors
and obstructions for pseudoholomorphic mapping constructions*.

**12.97** P. Jakobsen, V. Lychagin,
*The theory of
linear G-difference equations*.

**01.98** B. Kruglikov, M.
Overholt, *
Pseudoholomorphic
mappings and Kobayashi hyperbolicity*.

**04.98** V. Lychagin, A. Prasolov,
*Products and
quantizations in K-theory of braiding-commutative algebras*.

**07.98** B. Kruglikov, *
Existence of close
pseudoholomorphic disks for almost complex manifolds and an application to
Kobayashi-Royden pseudonorm*.

**10.98** B. Kruglikov, *
Symplectic and
contact Lie algebras with an application to Monge-Ampere equations*.

**12.98** B. Kruglikov, *
Classification of
Monge-Ampere equations with two variables*.

**05.99** B. Kruglikov, V.
Lychagin, *On
equivalence of differential equations*.

**12.99** C.V. Jensen, *
Geometrical
structures on the solution spaces of ODE*.

**01.00** V. Roubtsov, I.
Roulstone, *
Holomorphic structures in hydrodynamical models of nearly geostrophic flow*.

**02.00** B. Banos, *
Une classification
des operateurs de Monge-Ampere symplectiques en dimension 3*.

**09.00** M. Overholt, *
Fluctuation of
sectional curvature for closed hypersurfaces*.

**12.00** B. Kruglikov, *
Nijenhuis tensors
in pseudoholomorphic curves neighborhoods*.

**02.01 **V. Lychagin, *
Quantizations of
Differential Equations*.

**04.01** B. Kruglikov,
*
Examples of
integrable sub-Riemannian geodesic flows*.

**09.01** C.V. Jensen, *
Geometrical
structures on the solution spaces of integrable distributions*.

**10.01** B. Kruglikov, V.
Lychagin, *
Mayer brackets and
solvability of PDEs - I*.

**10.01**
A. Odesskii, V. Rubtsov,
*Polynomilal
Poisson algebras with regular structure of symplectic leaves*.

**11.01** P. Jakobsen, V. Lychagin,
*
The categorical
theory of relations and quantization*.

**11.01**
H.W. Braden, A.
Gorsky, A. Odesskii, V. Rubtsov, *
Double-Elliptic Dynamical Systems from Generalized
Mukai-Sklyanin Algebras*.

**07.02 **B. Banos, *
On symplectic
classification of effective 3-forms and Monge-Ampere equations*
(translated and updated, cf. **02.00**).

**08.02** H.-L. Huru, *
Quantizations and
associativity constraints of the category of graded modules*.

**08.02 **B. Banos, *
Non-degenerate
Monge-Ampere structures in dimension 6*.

**08.02 **T. Opsahl, *
Invariants of
geometric structures on differential systems (distributions)*.

**12****.02
**O.-K. Fossum, *
On classification
of a system of non-linear first-order PDEs of Jacobi type*.

**12.02 **B. Kruglikov, *
Non-existence of
higher-dimensional pseudoholomorphic submanifolds*.

**01.03 **M.A. Akivis, V.V.
Goldberg, V.V. Lychagin, *
Linearizability
of d-webs, d>3, on two-dimensional manifolds*.

**03.03 **B. Kruglikov, *
Tangent and normal
bundles in almost complex geometry*.

**05.03 **B. Kruglikov, *
Characteristic
distributions on 4-dimensional almost complex manifolds*.

**06.03** B. Kruglikov, V.
Lychagin, *
Mayer brackets and solvability of PDEs - II*.

**11.03 **B. Kruglikov, *
Deformation of big
pseudoholomorphic disks and application to the Hanh pseudonorm*.

**02.04 **M. Rypdal, *
Dynamics of the
Zhang model of Self-Organized Criticality*.

**03.04 **P. Jakobsen, V. Lychagin,
*Relations and
quantizations in the category of probabilistic bundles*.

**04.04 **B. Kruglikov, V.
Lychagin, *
Transitive and transversal actions of pseudogroups on submanifolds*.

**06.04 **C.V. Jensen, *
Decomposition of
ODEs with an sl_2 algebra of symmetries*.

**06.04 **B. Kruglikov, V.
Lychagin, *A
compatibility criterion for systems of PDEs and generalized Lagrange-Charpit
method*.

**09.04 **P. Jakobsen, A. Newell,
*Invariant
measures and Entropy production in Wave Turbulence*.

**10.04 **H.-L. Huru, V. Lychagin,
*Quantizations
and classical non-commutative and non-associative algebras*.

**11.04 **P. Jakobsen, V. Lychagin,
*
Operator-valued probability theory*.

**12.04 **B. Kruglikov, M. Rypdal,
*Dynamics and
Entropy in the Zhang model of Self-Organized Criticality*.

**01.05 **V.V. Goldberg, V.V.
Lychagin, *On
the Blaschke conjecture for 3-Webs*.

**01.05 **B. Kruglikov, V. Matveev,
*Strictly
non-proportional geodesically equivalent metrics have h _{top}(g)=0*.

**01.05 **E. Fossgaard, T. Flå,
*An invariant
Bayesian model selection principle for Gaussian data*.

**02.05 **B. Kruglikov, V.
Lychagin, *
Spencer delta-cohomology, restrictions, characteristics and involutive symbolic
PDEs*.

**03.05 **E. Mjølhus,
A. Wikan, T. Solberg, *
On
synchronization in semelparous populations*.

**04.05 **B. Kruglikov, M. Rypdal,
*Entropy via
multiplicity*.

**05.05 **B. Kruglikov, M. Rypdal,
*A piece-wise
affine contracting map with positive Entropy*.

**05.05 **E. Fossgaard, T. Flå,
K. Ruud, *
Wavelets: A new paradigm for quantum chemical calculations?*

**06.05 **P. Jakobsen, V. Lychagin,
*Universal
Semigroups*.

**06.05 **C.V. Jensen, *
Linear ODEs and
D-modules, solving and decomposing equations using symmetry methods*.

**08.05 **V. Lychagin, O.
Lychagina, *
Finite dimensional dynamics for Evolutionary Equations*.

**01.06 **B. Kruglikov, O.
Lychagina, *
Finite-dimensional dynamics for KPP equation*.

**04.06 **B. Kruglikov, V.
Lychagin, *
Multi-brackets of differential operators and compatibility *(BK's talk at
Joensuu, Finland and Oslo, Norway).

**04.06 **V. Goldberg, V. Lychagin,
*Abelian
equations and differential invariants of webs* (VG's talk at Joensuu,
Finland and Madrid, Spain).

**06.06 **P. Jakobsen, V. Lychagin,
Maximum Entropy
Wave functions.

**08.06 **W.Y. Hsiang, E. Straume,
*Kinematic
geometry of triangles and the study of the three-body problem*.

**09.06 **B. Kruglikov, V.
Lychagin, *
Dimension of the solutions space of PDEs*.

**09.06 **E. Straume, *
A geometric study
of many body systems*.

**01.07 **B. Kruglikov, V.
Lychagin,
Geometry of Differential Equations (Chapter from the Handbook on Global
Analysis).

**03.07 **V. Goldberg, V. Lychagin,
Abelian equations
and rank problems for planar webs.

**04.07 **B. Kruglikov,
Anomaly of
Linearization and Auxiliary Integrals.

**05.07 **K. Rypdal, M. Rypdal,
Stochastic theory
for temporal fluctuations in sand-pile models.

**09.07 **B. Kruglikov,
Symmetry approaches
for reductions of PDEs, differential constraints and Lagrange-Charpit method.

**11.07 **P. Jakobsen, V. Lychagin,
Stochastic
relations and the problem of prior in the principle of maximum entropy.

**12.07 **V. Golovko, P. Kersten,
I. Krasilshchik, A. Verbovetsky,
On integrability
of the Camassa--Holm equation and its invariants.

**12.07 **P. Jakobsen,
Boundary integral
formulation of the Maxwell equations (report at Tucson, USA).

**12.07 **A. Kushner,
Monge-Ampere
Equations and Laplace Invariants.

**01.08 **I. Krasilshchik, B.
Kruglikov, Valentin Lychagin - Dedication
(for Acta Aplicandae Mathematicae).

**02.08 **M. Høyem,
Differential invariants of the 2D conformal Lie
algebra action.

**03.08 **B. Shapiro,
Root asymptotics for the eigenfunctions of
univariate differential operators and Stokes lines.

**08.08 **B. Kruglikov,
Point classification of 2nd order ODEs: Tresse
classification revisited and beyond.

**09.08 **A. Marshakov,
On non-Abelian theories and Abelian
differentials.

**09.08 **V. Lychagin,
Feedback Differential Invariants.

**10.08 **M. Rypdal,
Dynamical and stochastic aspects of
self-organized critical behavior in sandpiles.

**11.08 **V. Goldberg, V. Lychagin,
Geodesic Webs on a Two-Dimensional Manifold
and Euler Equations.

**11.08 **P. Kersten, I.
Krasilshchik, A. Verbovetsky, R. Vitolo,
Hamiltonian structures for general PDEs.

**12.08 **D. Gurevich, P. Saponov,
Wave operators on quantum algebras via
noncanonical quantization.

**12.08 **Y. Kosmann-Schwarzbach,
V. Rubtsov, Compatible structures on Lie
algebroids and Monge-Ampµere operators.

**02.09 **E. Mjølhus,
Finite Larmor radius influence on MHD solitary
waves.

**03.09 **B. Kruglikov,
Involutivity of field equations.

**05.09 **P. Jakobsen,
The Numerical Calculation of Casimir Forces - a
computational challenge.

**06.09 **J. Eschenburg, B. Kruglikov,
V. Matveev, R. Tribuzy,
Compatibility of Gauss maps with metrics.

**07.09 **V. Goldberg, V. Lychagin,
Geodesic webs of hypersurfaces.

**08.09 **P. Jakobsen, Calculating
optical forces using the boundary integral method.

**12.09 **M. Kosch, E. Mjølhus, M.
Ashrafi, M. Rietveld, T. Yeoman, S. Nozawa, Angular dependence of pump‐induced bottomside and topside

ionospheric plasma turbulence at EISCAT.

**01.10 **J.
Hansen, T. Johnsen, K. Ranestad, Grassmann
codes and Schubert unions.

**02.10 **I. Anderson, B. Kruglikov,
Rank 2 distributions of Monge equations:
symmetries, equivalences, extensions.

**03.10 **B. Kruglikov, Finite-dimensionality
in Tanaka theory.

**04.10 **B. Kruglikov, Uniqueness
in Tanaka theory.

**04.10 **T. Johnsen, N. Rasmussen,
Scroll codes over curves of higher genus.

**09.10 **P. Bibikov, V. Lychagin, GL(2,C)-orbts
of binary rational forms.

**04.11 **P. Bibikov, V. Lychagin, Projective
classification of binary and ternary forms.

**04.11 **B. Kruglikov, Laplace
transformation of Lie class *w*=1
overdetermined systems.

**06.11 **O. Morozov, Contact Integrable Extensions
and Zero-Curvature Representations for the Second Heavenly Equation.

**08.11 **B. Kruglikov, Lie
theorem via rank 2 distributions (integration of PDEs of Lie class *w*=1).

**08.11 **T. Johnsen, H. Verdures, Hamming
weights and Betti numbers of Stanley-Reisner rings associated to matroids.

**11****.11
**B. Kruglikov, Symmetry,
compatibility and exact solutions of PDEs.

**11****.11
**N. Konovenko, V. Lychagin, On
projective classifications of plane curves.

**11.11 **O. Morozov, Contact Integrable Extensions and Differential
Coverings for the Generalized (2+1)-Dimensional Dispersionless Dym Equation.

**12****.11
**B. Kruglikov, V. Lychagin, Global
Lie-Tresse theorem.