[pstricks] how to use draw a circle of radius \sqrt{2} without using a calculator
Herbert Voss
Herbert.Voss at FU-Berlin.DE
Wed Sep 9 10:23:38 CEST 2009
Luiz Fernando C Camargo schrieb:
> I know things like this
>
> \SpecialCoor
> \pscircle(!2 sqrt 2 mul 1){3}
>
> Fine, but I can't figure out how to draw, say, a circle of center
> (0,0) and radius \sqrt{2} without using a calculator. Is there an
> easy way?
with current pstricks.tex you can write
\SpecialCoor
\pscircle(!2 sqrt 2 mul 1){!2 sqrt}
Herbert
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