(Q1142562)

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number of positive, negative and zero eigenvalues of a metric tensor

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{\begin{pmatrix}1&0\\0&-1\end{pmatrix}},\quad {\begin{pmatrix}0&1\\1&0\end{pmatrix}}

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WikiProject Mathematics

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different from

negative index of inertia

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metric signature

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parity of a permutation

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28 October 2013

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Microsoft Academic ID

39514478

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(Q1142562)

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