On the necessary and sufficient condition for the degeneracy of a quadratic function of a number of variables

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The following method for three variables can be extended at once to the general case.

Type: Research Article
Information: Edinburgh Mathematical Notes , Volume 12 , January 1913 , pp. 140 - 141

DOI: https://doi.org/10.1017/S1757748900001092 [Opens in a new window]

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On the necessary and sufficient condition for the degeneracy of a quadratic function of a number of variables

Volume 12
John Dougall
DOI: https://doi.org/10.1017/S1757748900001092

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On the necessary and sufficient condition for the degeneracy of a quadratic function of a number of variables

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