Geodesic

Tome 205 (2020) no. 1

Sommaire

Binary relations, Bäcklund transformations, and wave packet propagation
p. 3-22
Modified series of integrable discrete equations on a quadratic lattice with a nonstandard symmetry structure
p. 23-40
Dispersionless integrable systems and the Bogomolny equations on an Einstein–Weyl geometry background
p. 41-54
Integrable system of generalized relativistic interacting tops
p. 55-67
Two-component generalized Ragnisco–Tu equation and the Riemann–Hilbert problem
p. 68-83
Nonlinear radion interactions
p. 84-101
Virasoro symmetries of multicomponent Gelfand–Dickey systems
p. 102-123
Construction of an equivalent energy-dependent potential by a Taylor series expansion
p. 124-136
Self-consistent approximation in the Ising model of pure and dilute magnets using a pair correlation
p. 137-145
Phase transitions for models with a continuum set of spin values on
p. 146-155
Construction of the Dirac operator on the $q$-deformed quantum space $EAdS^2$ using a generalized $q$-deformed Ginsparg–Wilson algebra
p. 156-167
Erratum to: A. D. Alhaidari “Series solution of a ten-parameter second-order differential