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User:Ppetru

Hello. I'm a newbie Wikipedian from Romania. You can contact me through email at petru@paler.net

Some of the articles I worked on are:

I'm also interested in improving Wikipedia:PHP script

All Wikipedia text is available under the terms of the GNU Free Documentation License

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... is equivalent to <math>x^2+\frac{b}{a}x=-\frac{c}{a}.</math> The equation is now in a form in which we can conveniently ...