Mathematik-Online problems: Problem 1048: Diagonalization of a Symmetric Matrix

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	Mathematik-Online problems:
	Problem 1048: Diagonalization of a Symmetric Matrix

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Given the matrix

$\displaystyle A=\left( \begin{array}{rrr} 3 & 2 & -2 \\ 2 & 0 & -1 \\ -2 & -1 & 0 \end{array}\right).$

Find an orthogonal matrix in such a way that $D={T}^{\operatorname t}AT$ is a diagonal matrix and give explicitly.

see also:

automatisch erstellt am 14. 12. 2007