<div>Dear <span class="Apple-style-span" style="font-family: arial, sans-serif; border-collapse: collapse; white-space: nowrap; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px; "><h3 class="gD" style="white-space: nowrap; display: inline; vertical-align: top; ">

<span style="position: relative; top: -4px; "><span class="Apple-style-span" style="font-size: small;"><span class="Apple-style-span" style="font-weight: normal;">patriot pershing</span></span></span></h3> :</span></div>
<div>
<font class="Apple-style-span" face="arial, sans-serif"><span class="Apple-style-span" style="border-collapse: collapse; white-space: nowrap; -webkit-border-horizontal-spacing: 2px; -webkit-border-vertical-spacing: 2px;">If you are dealing with point defects, I think you should use relax, not vc-relax.</span></font></div>

<div><br></div>____________________________________<br>Hui Wang<br>School of physics, Nankai University, Tianjin, China<br>