Mal'tsev and retral spaces
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P.M. Gartside; E.A. Reznichenko; O.V. Sipacheva
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Article
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1997
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Elsevier Science
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English
β 955 KB
A space X is Mal'tsev if there exists a continuous map M : X3 + X such that M(s, y, y) = z = A4(y, y, z). A space X is retral if it is a retract of a topological group. Every retral space is Mal'tsev. General methods for constructing Mal'tsev and retral spaces are given. An example of a Mal'tsev spa