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positive definite

noun, Mathematics
1.
(of a quadratic form) positive for all real values of the variables, where the values are not all zero.
2.
(of a matrix) displaying the coefficients of a positive definite quadratic form.
Origin
1905-1910
1905-10
Related forms
positive definiteness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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