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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive
1994, Volume 209
| General information | Contents |


Questions of quantum field theory and statistical physics. Part 12


Effective fermion models near tricritical point
A. A. Andrianov, V. A. Andrianov 		5
Some geometrical aspects of nonlinear $Î(Ç)$ sigmamodel in $(2+0)$ dimensions
E. Sh. Gutshabash 		20
Quantum Heisenberg group and reflection equations. I
E. V. Damaskinsky 		28
Regularity for doubly nonlinear parabolic equations
A. V. Ivanov 		37
Scaling limits in the second Painlevé transcendent
A. A. Kapaev 		60
Functional representation of the partition function and phase transitions in the Hubbard model
V. S. Kapitonov 		102
The many-pole Green functions in the Kondo-lattice model theory
V. S. Kapitonov 		121
Tetrahedron equation and the algebraic geometry
I. G. Korepanov 		137
Inverse scattering transform for Zakharov–Manakov's system
V. D. Lipovsky, A. V. Shirokov 		150
The role of solvable groups in quantization of Lie algebras
V. D. Lyakhovsky 		168
On the two calculations of superfluid current in the $A$-phase of helium-$3$
C. Malyshev 		179
Antiferromagnetic and superconductive states in the three-band two-dimensional repulsive Hubbard model
C. Malyshev, V. N. Popov 		194
Collective excitations in the ferro- and antiferromagnetic states of the two-dimensional repulsive Hubbard model
V. N. Popov, P. A. Sevastianov 		229

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