<div>Hi dear Wien2k users!!! i'm trying to understand as much as possible how Wien2k works in some specific things, but i can't understand it fully. That's why i'm asking you for your help answering this questions:</div>
<div> </div>
<div>- How is the DOS calculated by Wien2k?? I mean, how can this process be explained in the simplest way possible.</div>
<div>- The same question for the Band Structure.</div>
<div>- How the Exchange-Correlation term is explained??, i mean, these terms corresponds to ...???</div>
<div>- Why the Total Energy for my calculated systems it's negative??? </div>
<div> </div>
<div>I hope you can help me.. Thanks a lot in advance.</div>