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JOURNALS // Zapiski Nauchnykh Seminarov POMI // Archive

1981, Volume 109

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Differential geometry, Lie groups and mechanics. Part IV


System of inequalities
V. A. Bykovskii
3
Automorphic scattering matrix for the Hecke group $\Gamma[2\cos(\pi/q)]$
A. B. Venkov
34
Analogues of the Gauss–Vinogradov formula on the critical line
A. I. Vinogradov, L. A. Takhtadzhyan
41
Representation of the Zamolodchikov–Faddeev algebra
P. P. Kulish
83
Mean value of the Hecke series associated with the cusp forms of weight zero
N. V. Kuznetsov
93
Remark on the spectrum structure of the two-dimensional Schrödinger operator with the periodic potential
V. N. Popov, M. M. Skriganov
131
Spectrum and scattering of excitations in the one-dimensional isotropic Heisenberg model
L. A. Takhtadzhyan, L. D. Faddeev
134


© Steklov Math. Inst. of RAS, 2024