Essential dimension
Published in Bulletin of the American Mathematical Society • Dec 19, 2016
NobleIDNI5P67W41R52S96
Authors:
Alexander Merkurjev
Abstract
In this paper we survey research on the essential dimension that was introduced by J. Buhler and Z. Reichstein. Informally speaking, the essential dimension of a class of algebraic objects is the minimal number of algebraically independent parameters one needs to define any object in the class. The ...
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