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Singular case of pairs of bilinear, quadratic, or Hermitian forms. - MaRDI portal

Singular case of pairs of bilinear, quadratic, or Hermitian forms. (Q1444749)

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scientific article; zbMATH DE number 2581077
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Singular case of pairs of bilinear, quadratic, or Hermitian forms.
scientific article; zbMATH DE number 2581077

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    Singular case of pairs of bilinear, quadratic, or Hermitian forms. (English)
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    1927
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    Der Verf. behandelt die Äquivalenz von Paaren \(\varphi \), \(\psi \) bilinearer -- dann auch quadratischer und Hermitescher -- Formen in dem singulären Falle, daß die gemeinsamen Variablenreihen \(x_1,x_2,\ldots,x_r\); \(y_1,y_2,\ldots,y_s\) entweder verschiedene Anzahlen \(r\) und \(s\) haben oder, daß zwar \(r=s\) ist, aber die Determinante von \(\varphi u+\psi v\) identisch in \(u\), \(v\) verschwindet. Der Verf. geht -- im Gegensatz zu Kronecker -- rational vor.
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