"Tor Olav Kristensen" <tor### [at] TOBEREMOVEDgmailcom> wrote:
>...
> Also note that in two dimensions there are only two 2 vectors that are
> orthogonal to a given vector vA:
>
> Those vecors are <+vA.v, -vA.u> and <-vA.v, +vA.u>.
>...

Actually, no, that's not true. All scaled versions of these are also orthogonal
to vA.

--
Tor Olav
http://subcube.com
https://github.com/t-o-k

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