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Definite matrix: Characters, Applications & Products
In mathematics, a symmetric matrix M {\displaystyle M} with real entries is positive-definite if the real number x T M x {\displaystyle \mathbf {x} ^{\mathsf {T}}M\mathbf {x} } is positive for every nonzero real column vector x , {\displaystyle \mathbf {x} ,} where x T {\displaystyle \mathbf {x} ^{\mathsf {T}}} is the row vector transpose of x .…
Language: English [EN]
