semifield
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Semifield — In mathematics, a semifield is an algebraic structure with two binary operations, addition and multiplication, which is similar to the field, but with some axioms relaxed. There are at least two conflicting conventions of what constitutes a… … Wikipedia
List of mathematics articles (S) — NOTOC S S duality S matrix S plane S transform S unit S.O.S. Mathematics SA subgroup Saccheri quadrilateral Sacks spiral Sacred geometry Saddle node bifurcation Saddle point Saddle surface Sadleirian Professor of Pure Mathematics Safe prime Safe… … Wikipedia
Quasifield — In mathematics, a quasifield is an algebraic structure (Q,+,.) where + and . are binary operations on Q, much like a division ring, but with some weaker conditions.DefinitionA quasifield (Q,+,.) is a structure, where + and . binary operations on… … Wikipedia
Ulrich Dempwolff — (Mitte) mit Gernot Stroth und Hans Kurzweil Ulrich Dempwolff ist ein deutscher Mathematiker und war bis zu seinem Eintritt in den Ruhestand am 30. September 2010[1] Professor für Mathematik an der Technischen Universität Kaiserslautern. Dempwolff … Deutsch Wikipedia
