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'off-diagonal entry'
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| Title of object: |
off-diagonal entry |
| Canonical Name: |
OffDiagonalEntry |
| Type: |
Definition |
| Created on: |
2003-07-16 05:56:48 |
| Modified on: |
2003-07-16 11:08:14 |
| Classification: |
msc:15-00, msc:15A57 |
Preamble:
% this is the default PlanetMath preamble. as your knowledge
% of TeX increases, you will probably want to edit this, but
% it should be fine as is for beginners.
% almost certainly you want these
\usepackage{amssymb}
\usepackage{amsmath}
\usepackage{amsfonts}
% used for TeXing text within eps files
%\usepackage{psfrag}
% need this for including graphics (\includegraphics)
%\usepackage{graphicx}
% for neatly defining theorems and propositions
%\usepackage{amsthm}
% making logically defined graphics
%\usepackage{xypic}
% there are many more packages, add them here as you need them
% define commands here
\newcommand{\sR}[0]{\mathbb{R}}
\newcommand{\sC}[0]{\mathbb{C}}
\newcommand{\sN}[0]{\mathbb{N}}
\newcommand{\sZ}[0]{\mathbb{Z}}
\renewcommand{\bibname}{References} |
Content:
Let $A=(a_{ij})$ be a square matrix. An element $a_{ij}$ is an
\emph{off-diagonal entry} if $a_{ij}$ is not on the diagonal, i.e., if $i\neq j$. |
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