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2017 Word of the Year

characteristic root

noun, Mathematics.
1.
a scalar for which there exists a nonzero vector such that the scalar times the vector equals the value of the vector under a given linear transformation on a vector space.
2.
a root of the characteristic equation of a given matrix.
Also called characteristic value, eigenvalue, latent root, proper value.
Origin of characteristic root
1955-1960
First recorded in 1955-60
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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