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math.KT2002
The first cohomology group of the trivial extension of a monomial algebra
Claude Cibils, Maria Julia Redondo, Manuel Saorin
Given a finite--dimensional monomial algebra we consider the trivial extension and provide formulae, depending on the characteristic of the field, for the dimensions of th…
math.KT2001★ 4 cited
Cohomology of split algebras and of trivial extensions
Claude Cibils, Eduardo Marcos, Maria Julia Redondo +1
We consider associative algebras L over a field provided with a direct sum decomposition of a two-sided ideal M and a sub-algebra A - examples are provided by trivial extensions or…