Found 6 Documents (Results 1–6)
Conformally invariant elliptic Liouville equation and its symmetry-preserving discretization. (English. Russian original) Zbl 1409.35087
Theor. Math. Phys. 196, No. 3, 1307-1319 (2018); translation from Teor. Mat. Fiz. 196, No. 3, 419-433 (2018).
Lie group analysis of a generalized Krichever-Novikov differential-difference equation. (English) Zbl 1366.39015
Umbral calculus, difference equations and the discrete Schrödinger equation. (English) Zbl 1064.39020
Symmetries, Lagrangian formalism and integration of second order ordinary difference equations. (English) Zbl 1362.39008
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