the characteristic polynomial of a given matrix, equated to zero.
Also called auxiliary equation. an equation with one variable and equated to zero, which is derived from a given linear differential equation and in which the coefficient and power of the variable in each term correspond to the coefficient and order of a derivative in the original equation.
Physics. equation of state.
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How to use characteristic equation in a sentence
In the next place apply the surface characteristic equation to any point on a charged conductor at which the surface density is σ.