Address: Department of Physics, Faculty of Nuclear Sciences and Physical Engineering, Czech Technical University in Prague, Břehová 7, 115 19 Prague 1, Czech Republic,
E-mail: Libor.Snobl@fjfi.cvut.cz
Abstract: It is already known that any filiform Lie algebra which possesses a codimension 2 solvable extension is naturally graded. Here we present an alternative derivation of this result.
AMSclassification: primary 17B30; secondary 17B05, 17B81.
Keywords: solvable and nilpotent Lie algebras, filiform algebras.