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math.AT2012★ 2 cited
The cohomological reduction method for computing n-dimensional cocyclic matrices
Víctor Álvarez, José-Andrés Armario, María-Dolores Frau +1
Provided that a cohomological model for is known, we describe a method for constructing a basis for -cocycles over , from which the whole set of -dimensional -cocyc…
math.AT2001
Computing Small 1-Homological Models for Commutative Differential Graded Algebras
Victor Alvarez, Jose Andres Armario, Maria Dolores Frau +4
We use homological perturbation machinery specific for the algebra category [P. Real. Homological Perturbation Theory and Associativity. Homology, Homotopy and Applications vol. 2,…