Bulg. J. Phys. vol.35 no.s1 (2008), pp. 481-488
Differential Invariants of Infinite-Dimensional Algebras that Are Equivalence Algebras of Classes of PDE
Irina Yehorchenko
Institute of Mathematics of NAS Ukraine, 3 Tereshchenkivs'ka Str., 01601 Kyiv-4, Ukraine
go backInstitute of Mathematics of NAS Ukraine, 3 Tereshchenkivs'ka Str., 01601 Kyiv-4, Ukraine
Abstract. We describe differential invariants of infinite-dimensional algebras being equivalence algebras of some classes of PDE and study structure of these algebras.