TY - JOUR AU - Ancochea Bermúdez, José María AU - Goze, Michel PY - 1999 SN - 1088-6826 UR - https://hdl.handle.net/20.500.14352/58412 T2 - Proceedings of the American Mathematical Society AB - In his thesis, Carles made the following conjecture: Every rigid Lie algebra is defined on the field Q. This was quite an interesting question because a positive answer would give a nice explanation of the fact that simple Lie algebras are defined... LA - eng M2 - 2611 PB - America Mathematical Society TI - On the nonrationality of rigid Lie algebras TY - journal article VL - 127 ER -