Dzhumadil’daev, A. S. Differentiations and central extensions of the Lie algebra of formal pseudodifferential operators. (English. Russian original) Zbl 0824.17023 St. Petersbg. Math. J. 6, No. 1, 121-136 (1995); translation from Algebra Anal. 6, No. 1, 140-158 (1994). See the review in Zbl 0814.17020. Cited in 2 Documents MSC: 17B56 Cohomology of Lie (super)algebras 17B66 Lie algebras of vector fields and related (super) algebras Keywords:Lie algebras of pseudodifferential operators; formal differential operators; central extensions; basis 2-cocycles; invariant form Citations:Zbl 0814.17020 PDFBibTeX XMLCite \textit{A. S. Dzhumadil'daev}, St. Petersbg. Math. J. 6, No. 1, 140--158 (1994; Zbl 0824.17023); translation from Algebra Anal. 6, No. 1, 140--158 (1994)