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most citedQuadratic Forms and Space-Time Block Codes from Generalized Quaternion and Biquaternion Algebras

28 citations · 85 across the 17 of their papers we have counts for

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Showing 2008 · math.RAShow all

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math.RA2008★ 6 cited

The Procesi-Schacher conjecture and Hilbert's 17th problem for algebras with involution

Igor Klep, Thomas Unger

In 1976 Procesi and Schacher developed an Artin-Schreier type theory for central simple algebras with involution and conjectured that in such an algebra a totally positive element…