TY - JOUR AU - Ancochea Bermúdez, José María AU - Campoamor-Stursberg, Rutwig PY - 2017 DO - 10.1080/03081087.2017.1302404 SN - 1563-5139 UR - https://hdl.handle.net/20.500.14352/17813 T2 - Linear and Multilinear Algebra AB - It is shown that the two-known series of rank one (Formula presented.) and rank two (Formula presented.) finite-dimensional solvable rigid Lie algebras with non-vanishing second cohomology can be extended to solvable rigid Lie algebras of arbitrary... LA - eng M2 - 1 PB - Taylor & Francis KW - Chevalley cohomology KW - Lie algebra KW - Quadratic Rim map KW - Rigidity KW - Solvable extension TI - Rigidity-preserving and cohomology-decreasing extensions of solvable rigid Lie algebras TY - journal article ER -