Weekly research seminar
Organizers
- prof. dr hab. Jan Okniński
Information
Thursdays, 12:15 p.m. , room: 5450Research fields
List of talks
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March 6, 2008, noon
Jan Okninski (Uniwersytet Warszawski)
Wierne reprezentacje liniowe polgrup idempotentow
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Jan. 10, 2008, noon
Derek A. Smith (Lafayette College, USA)
The octonion integers
Abstract. The real numbers, the complex numbers, the quaternions, and the octonions comprise the four composition algebras. The first three are usually seen to be the well-behaved members of the family; the octonions, to quote …
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Dec. 13, 2007, noon
Jan Okninski (Uniwersytet Warszawski)
Calkowicie domkniete przemienne dziedziny skonczenie prezentowalne.
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Nov. 29, 2007, noon
Piotr Grzeszczuk (Politechnika Bialostocka)
"Skosne szeregi potegowe z rózniczkowaniem"
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Oct. 25, 2007, noon
Zbigniew Marciniak (Uniwersytet Warszawski)
Wolne podgrupy jednosci pierscieni grupowych
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Oct. 18, 2007, noon
Christian Lomp (Uniwersytet w Porto, Portugalia)
"Semiprime smash products - a survey on a problem by Cohen & Fishman".
"Motivated by results from the theory of group actions and of the theory of group graded rings, Cohen and Fishman asked in 1986 whether the smash product of a semisimple Hopf algebra and a semiprime …
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May 31, 2007, 12:15 p.m.
Ahmad Yousefian Darani (Guilan University , Iran )
Some remarks on zero-divisor graphs