<div dir="ltr">Thanks!<br></div><br><div class="gmail_quote"><div dir="ltr">Il giorno mer 24 ott 2018 alle ore 10:58 Matt W <<a href="mailto:mattwa...@gmail.com">mattwa...@gmail.com</a>> ha scritto:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr">No, the accuracy is determined by the convergence criterion (EPS_SCF). The preconditioner will only affect how quickly (if) it gets there.<div><br></div><div>Matt<br><br>On Wednesday, October 24, 2018 at 9:26:44 AM UTC+1, Daniele Fontanari wrote:<blockquote class="gmail_quote" style="margin:0;margin-left:0.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div>Hello everyone,</div><br><div>I noticed, when testing MD and GEO_OPT runs on a system with around ~1000 atoms, that each SCF step can take considerably less if I switch from FULL_ALL to FULL_KINETIC insideĀ FORCE_EVAL / DFT / SCF / OT / PRECONDITIONER.</div><div>I was wondering if the choice might impact also accuracy of results for the convergence of the SCF, leading to possibly wrong results (expecially for md) or if the convergence is essentially the same with all method.</div><div><br></div><div>cheers</div></div></blockquote></div></div>
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