Viktor Wagner

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Template:Short description Script error: No such module "Template wrapper".Script error: No such module "Check for clobbered parameters". Viktor Vladimirovich Wagner, also Vagner (Template:Langx) (4 November 1908 – 15 August 1981) was a Russian mathematician, best known for his work in differential geometry and on semigroups.

Wagner was born in Saratov and studied at Moscow State University, where Veniamin Kagan was his advisor. He became the first geometry chair at Saratov State University. He received the Lobachevsky Medal in 1937.

Wagner was also awarded "the Order of Lenin, the Order of the Red Banner, and the title of Honoured Scientist RSFSR. Moreover, he was also accorded that rarest of privileges in the USSR: permission to travel abroad."[1]

Wagner is credited with noting that the collection of partial transformations on a set X forms a semigroup 𝒫𝒯X which is a subsemigroup of the semigroup X of binary relations on the same set X, where the semigroup operation is composition of relations. "This simple unifying observation, which is nevertheless an important psychological hurdle, is attributed by Schein (1986) to V.V. Wagner."[2]

See also

References

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  1. Christopher Hollings (2014) Mathematics across the Iron Curtain: a history of the algebraic theory of semigroups, History of Mathematics 41, American Mathematical Society Template:ISBN
  2. Peter M. Higgins (1992) Techniques of Semigroup Theory, page 5, Oxford University Press Template:ISBN

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External links

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