Alexander Merkurjev: Degree three cohomological invariants of semisimple groups

Submission: 2013, Mar 24

We study the degree 3 cohomological invariants with coefficients in Q/Z(2) of a semisimple group over an arbitrary field. A list of all invariants of adjoint groups of inner type is given.

2010 Mathematics Subject Classification: 12G05, 11E72, 14F20, 14F42

Keywords and Phrases: Semisimple groups, cohomological invariants, torsors, classifying spaces

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