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www.appletonaudio.com
| | nhigham.com
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| | A Householder matrix is an $latex n\times n$ orthogonal matrix of the form $latex \notag P = I - \displaystyle\frac{2}{v^Tv} vv^T, \qquad 0 \ne v \in\mathbb{R}^n. $ It is easily verified that $LATEX P$ is orthogonal ($LATEX P^TP = I$), symmetric ($LATEX P^T = P$), involutory ($LATEX P^2 = I$ that is, $LATEX P$ is...
| | www.reedbeta.com
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| | Pixels and polygons and shaders, oh my!
| | thenumb.at
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| | lousodrome.net
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| Thoughts of a graphics programmer, demoscener and spare time photographer