Permanent
The permanent of a square matrix in linear algebra is a function of the matrix similar to the determinant. The permanent, as well as the determinant, is a polynomial in the entries of the matrix. Both permanent and determinant are special cases of a more general function of a matrix called the immanant.
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Famous quotes containing the word permanent:
“The Troubles are a pigmentation in our lives here, a constant irritation that detracts from real life. But life has to do with something else as well, and it’s the other things which are the more permanent and real.”
—Brian Friel (b. 1929)
“The chief element in the art of statesmanship under modern conditions is the ability to elucidate the confused and clamorous interests which converge upon the seat of government. It is an ability to penetrate from the naïve self-interest of each group to its permanent and real interest.... Statesmanship ... consists in giving the people not what they want but what they will learn to want.”
—Walter Lippmann (1889–1974)
“It takes place ... always without permanent form, though ancient and familiar as the sun and moon, and as sure to come again.”
—Henry David Thoreau (1817–1862)