<div dir="rtl"><p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US">Dear Wien2k
users</span></p>

<p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US">The Wien2k
manual guide recommends installing Wien2k using the Intel ifort compiler and the
Intel mkl library. The Intel compilers are not always free, and from time to time, different  Intel's compiler package are suggested.  Therefore,
I tried using gfortran. As I'm not very familiar with Ubuntu commands, it is extremely important to find guides from people like Gavin</span></p>

<p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US">Few months ago,
I’ve installed Wien2k 21.1 on 22.04.LTS Ubuntu, using gfortran, guided by Gavin’s “WIEN2k
21.1 Install with gfortran”. For some reason Ubuntu stopped working
and  needed to be re-installed. This time I plan to install Wien2k 23.2, using
Gavin’s“WIEN2k 23.2 Install with gfortran” guide.</span></p>

<p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US">I have few
questions:</span></p>

<p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US">1. Are the
following commands the same:</span></p>

<p class="gmail-MsoListParagraphCxSpFirst" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif">export
LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$HOME/OpenBLAS-0.3.23</span></p><p class="gmail-MsoListParagraphCxSpFirst" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif"><br></span></p>

<p class="gmail-MsoListParagraphCxSpLast" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif">export
LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/home/username/OpenBLAS</span></p>

<p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US"> </span></p>

<p class="MsoNormal" style="text-align:left;margin:0cm 0cm 8pt;line-height:107%;font-size:12pt;font-family:"Times New Roman",serif" dir="ltr"><span lang="EN-US">2. Gavin
suggested: “</span><span style="line-height:107%">FC  = mpifort -fallow-argument-mismatch</span><span lang="EN-US" style="line-height:107%">”, b</span><span style="line-height:107%">ut the default
in my computer is “mpif90”. </span><span lang="EN-US" style="line-height:107%">Does it matter ?</span><span lang="EN-US"></span></p>

<p class="gmail-MsoListParagraphCxSpFirst" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif"> </span></p>

<p class="gmail-MsoListParagraphCxSpMiddle" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif">3.
Site configuration for Wien2k: Shall I use  “ ./siteconfig” (Gavin suggestion) or use  “./siteconfig_lapw” (Wien2k manual)?</span></p><p class="gmail-MsoListParagraphCxSpMiddle" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif">I have to admit that part is confusing. </span></p>

<p class="gmail-MsoListParagraphCxSpMiddle" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif"> </span></p>

<p class="gmail-MsoListParagraphCxSpMiddle" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif">Best
regards,</span></p>

<p class="gmail-MsoListParagraphCxSpLast" style="text-align:left;margin:0cm;line-height:normal;font-size:11pt;font-family:Arial,sans-serif" dir="ltr"><span lang="EN-US" style="font-size:12pt;font-family:"Times New Roman",serif">Victor
Zenou</span></p></div>