Differential Invariants and Construction of Conditionally Invariant Equations
Abstract
Description
New concept of conditional differential invariant is discussed that would allow description of equations invariant with respect to an operator under a certain condition. Example of conditional invariants of the projective operator is presented.
8 pages; based on talk at "Symmetry in Nonlinear Mathematical Physics", Kiev 2001
8 pages; based on talk at "Symmetry in Nonlinear Mathematical Physics", Kiev 2001