<div dir="ltr"><div>Dear Sir,<br><br></div>I want to understand the background mathematics/solving process of QE, for example, how QE solves a simple vc-relax with a simplest atom when I change one pseudopotential type to another?.<br>Or how it transforms the Schrodinger's and Poisson's equation into set of linear algebra?<br>Can you suggest me which file I should be looking into?<br><br><br><div><div>With regards<br></div><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><font size="3">**********************************************</font></div><div><font size="3">Sitangshu Bhattacharya (সিতাংশু ভট্টাচার্য), Ph.D<br></font></div><div><font size="3">Assistant Professor,</font></div><div><font size="3">Room No. 2221, CC-1,<br>Nanoscale Electro-Thermal Laboratory,<br>Department of Electrical and Communication Engineering,<br>Indian Institute of Information Technology-Allahabad<br></font></div><font size="3"><span>Uttar Pradesh 211 012</span><br>India<br>Telephone: 91-532-2922000 Extn.: 2131<br>Web-page: <a href="http://profile.iiita.ac.in/sitangshu/" target="_blank">http://profile.iiita.ac.in/sitangshu/</a><br>Institute: <a href="http://www.iiita.ac.in/" target="_blank">http://www.iiita.ac.in/</a><br><br></font></div></div></div></div></div></div></div></div></div></div></div></div>
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