Pfaffian forms and ฮ-matroids
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Walter Wenzel
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Article
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1993
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Elsevier Science
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English
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Wenzel, W., Pfaffian forms and d-matroids, Discrete Mathematics 115 (1993) 253-266. In this paper it is shown that skew-symmetric n x n-matrices with coefficients in a field K correspond via Pfaffian forms in a canonical one-to-one fashion to K-valued maps defined on the power set '@({l, . . . . n}