E. M. Vorob’ev

发表

Solutions of the nonlinear wave equation invariant under conditional symmetries

M. V. Foursov, E. M. Vorob’ev, 1996 .

Nonclassical And Conditional Symmetries

P. Olver, E. M. Vorob’ev, 1996 .

Symmetries of compatibility conditions for systems of differential equations

E. M. Vorob’ev, 1992 .

Reduction and quotient equations for differential equations with symmetries

E. M. Vorob’ev, 1991 .

Infinitesimal weak symmetries, of nonlinear differential equations in two independent variables

A. Dzhamay, E. M. Vorob’ev, 1994 .

Symmetry analysis of nonlinear differential equations with the “Mathematica” program SYMMAN

E. M. Vorob’ev, 1997 .

Weak and Partial Symmetries of Nonlinear PDE in Two Independent Variables

E. M. Vorob’ev, 1996 .

Symmetry Analysis of Nonlinear PDE with A "Mathematica" Program SYMMAN

E. M. Vorob’ev, 1996 .

REDUCTION OF DIFFERENTIAL EQUATIONS WITH SYMMETRIES

E. M. Vorob’ev, 1981 .