Transformation groups.

Lyapunov stability of transformation semigroups by: (Language materials, printed)

Lie-B�acklund transformations in applications / by: (Language materials, printed)

Uniqueness theorems for variational problems by the method of transformation groups by: (Language materials, printed)

Introduction to compact transformation groups by: (Language materials, printed)

Transformations (Mathematics)

B�acklund transformations.

Lyapunov stability.

Differential equations.

Transformation groups.

Semigroups.

Calculus of variations.

Lie groups.

Dynamical Systems.

Systems Theory, Control.