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Perturbations of multiplication and homomorphisms. (English) Zbl 0676.46051
Deformation theory of algebras and structures and applications, Nato Adv. Study Inst., Castelvecchio-Pascoli/Italy 1986, Nato ASI Ser., Ser. C 247, 565-579 (1988).
[For the entire collection see Zbl 0654.00006.]
A useful survey of several already known results, mostly due to the author. The reader can learn something about cohomology in Banach algebras with applications to perturbations of multiplication and homomorphisms. Some proofs are given.
Reviewer: W.┼╗elazko
46M20 Methods of algebraic topology in functional analysis (cohomology, sheaf and bundle theory, etc.)
46H05 General theory of topological algebras