Hessenberg matrix (Q428813)
square matrix that has zero entries below the first subdiagonal or has zero entries above the first superdiagonal
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Current Data About Hessenberg matrix
(P138) (Q72996)
(P279) (Q2739329)
(P2534) \begin{pmatrix}h_{11} & h_{12} & h_{13} & \cdots & h_{1n}\\h_{21} & h_{22} & h_{23} &\cdots & h_{2n}\\0 & h_{32} & h_{33} & \cdots & h_{3n}\\\vdots & \ddots & \ddots & \ddots & \vdots\\0 & \cdots & 0 & h_{nn-1} & h_{nn}\end{pmatrix}
(P6104) (Q8487137)
other details
description square matrix that has zero entries below the first subdiagonal or has zero entries above the first superdiagonal

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