Geodesic

Trudy Geometricheskogo Seminara

Preface
p. 5-6
On the space of essential infinitesimal deformations of a manifold over the algebra of $k$-plural numbers
p. 7-21
On the bicentenary of N.~I.~Lobachevskii. Lessons and results
p. 23-32
The Spencer complex for manifolds over algebras
p. 33-41
On $K$-contact metric structures
p. 43-55
First integrals of geodesic equations of $h$-spaces of type~[51]
p. 57-64
Godbillion--Vey classes for a one-dimensional manifold over a~local algebra
p. 65-76
Invariant characteristics of some classes of almost Hermitian structures
p. 77-83
Conformal Poincar\'e interpretation of a~degenerate geometry in a~dual variable plane, and Norden's normalization theory
p. 85-98
Connections in the bundles associated with the manifold of pairs of tangent and contact planes of a~surface
p. 99-112
Foliations on closed geodesics with positive mixed sectional curvature and special behaviour of $L$-Jacobi fields
p. 113-123
On the properties of the Riemannian curvature tensor of the linear extension of a quasi-Sasakian manifold
p. 125-138
Decomposition of a~jet bundle of differentiable mappings into a~Whitney sum of tangent bundles
p. 139-148
Elements of differential geometry over Banach algebras
p. 149-164
Reduction of Hamiltonian systems with cyclic coordinates, and projectability in bundles
p. 165-174
Linear connections of holonomic and nonholonomic smooth manifolds
p. 175-186
The space $H_4$ and quaternion algebra
p. 187-198
Atiyah-Molino classes of a smooth manifold over a local algebra~$\mathbb A$ as obstacles to the continuation of transversal connections to $\mathbb A$-smooth connections
p. 199-210
An interrelation between geometries of a third-order tangent bundle and the Whitney sum
p. 211-221
Special $\mathcal L_n$ that admit nontrivial~$J_0$
p. 223-230
Aleksandr Petrovich Shirokov (on the occasion of his seventieth birthday)
p. 231-244
Report of the International Jury on Lobachevskii Medal Awarding in~1997
p. 245-249
Information on sessions of Geometrical Seminar of Kazan University (1990, September -- 1997, June)
p. 250-254