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positive definite

adjective, Mathematics.
(of a quadratic form) positive for all real values of the variables, where the values are not all zero.
(of a matrix) displaying the coefficients of a positive definite quadratic form.
Origin of positive definite
First recorded in 1905-10
Related forms
positive definiteness, noun Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Historical Examples
  • You mean that it has come as a positive definite occurrence, with a name and a date?

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