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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



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Quadratic formula

... field whose characteristic is not 2. (In a field of characteristic 2, the element 2a is zero and it is impossible to divide by it.) The symbol <math>\pm \sqrt ...

 
 
 
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