Pfister form

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21	WITT KERNELS AND BRAUER KERNELS FOR QUARTIC EXTENSIONS IN CHARACTERISTIC TWO DETLEV W. HOFFMANN AND MARCO SOBIECH Abstract. Let F be a field of characteristic 2 and let E/F be a field extension of degree 4. We determine Add to Reading List Source URL: www.math.uni-bielefeld.de Language: English - Date: 2014-03-12 18:33:39 Quadratic forms Isotropic quadratic form Arf invariant Separable extension Quaternion algebra Quartic function Degenerate form Pfister form Witt group Algebra Abstract algebra Mathematics
22	ORTHOGONAL PFISTER INVOLUTIONS IN CHARACTERISTIC TWO ANDREW DOLPHIN Abstract. We show that over a field of characteristic 2 a central simple algebra with orthogonal involution that decomposes into a product of quaternion Add to Reading List Source URL: www.math.uni-bielefeld.de Language: English - Date: 2013-08-28 05:09:36 Quadratic forms Degenerate form Bilinear form Involution Bilinear map Symmetric bilinear form Isotropic quadratic form Tensor product Symmetric space Algebra Linear algebra Mathematics