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Stefan
I am glad to hear that you are a mathematician too! Also I am pleased that you are involved as a network engineer in the computers field. I am the same kind. Besides being a mathematician, my job is the development of modern desktop and web software systems.
Johannes_B, thanks for your ...

Hi!
Let me introduce myself. My name is Panagiotis Adam (Panagiotis is my first name) and I am a mathematician living in Athens Greece. I am glad I am going to use Latex in my job in teaching Mathematics. It is wonderfull that such a big and very active Latex forum exists! Have a nice day!
Panagiotis

Finally it was my fault. In the printer window dialog I should select Scalng page: None.
So everyting is OK, subject closed.

Hi Stefan.
Right, I have already done that but the problem is the circle printed is not accurate. It should have a radius of 3cm but is quite a bit smaller. Because this is a math exercise I want to give to my elementary students, (how to measure geometrical shapes), I would be happy to have an ...

Hi

I have the following code:

\documentclass{article}
\usepackage[utf8]{inputenc}
\usepackage{tikz}

\begin{document}
\begin{tikzpicture}
\draw (2,2) circle (3cm);
\end{tikzpicture}
\end{document}

I compile this .tex file using latex to get a dvi file. The problem is when I run yap viewer I ...