Binary relations, Bäcklund transformations, and wave packet propagation V. V. Zharinov Research Articles 26 October 2020 Pages: 1245 - 1263
Modified series of integrable discrete equations on a quadratic lattice with a nonstandard symmetry structure R. N. GarifullinR. I. Yamilov Research Articles 26 October 2020 Pages: 1264 - 1278
Dispersionless integrable systems and the Bogomolny equations on an Einstein–Weyl geometry background L. V. Bogdanov Research Articles 26 October 2020 Pages: 1279 - 1290
Integrable system of generalized relativistic interacting tops I. A. SechinA. V. Zotov Research Articles 26 October 2020 Pages: 1291 - 1302
Two-component generalized Ragnisco–Tu equation and the Riemann–Hilbert problem L. L. WangC. SongJ. Zhu Research Articles 26 October 2020 Pages: 1303 - 1317
Nonlinear radion interactions I. P. VolobuevS. I. KeizerovE. R. Rakhmetov Research Articles 26 October 2020 Pages: 1318 - 1332
Virasoro symmetries of multicomponent Gelfand–Dickey systems L. AnCh. Li Research Articles 26 October 2020 Pages: 1333 - 1352
Construction of an equivalent energy-dependent potential by a Taylor series expansion A. K. BeheraB. KhiraliJ. Bhoi Research Articles 26 October 2020 Pages: 1353 - 1363
Self-consistent approximation in the Ising model of pure and dilute magnets using a pair correlation S. V. SemkinV. P. SmaginP. V. Yudin Research Articles 26 October 2020 Pages: 1364 - 1371
Phase transitions for models with a continuum set of spin values on a Bethe lattice Yu. Kh. EshkabilovG. I. BotirovF. Kh. Khaidarov Research Articles 26 October 2020 Pages: 1372 - 1380
Construction of the Dirac operator on the \(q\)-deformed quantum space \(EAdS^2\) using a generalized \(q\)-deformed Ginsparg–Wilson algebra M. LotfizadehR. Feyzi Research Articles 26 October 2020 Pages: 1381 - 1390
Erratum to: Series solution of a ten-parameter second-order differential equation with three regular singularities and one irregular singularity A. D. Alhaidari Research Articles 26 October 2020 Pages: 1391 - 1391