<html dir="ltr"><head><style id="axi-htmleditor-style" type="text/css">p { margin: 0px; }</style></head><body style="font-size: 10pt; font-family: Arial; background-image: none; background-repeat: repeat; background-attachment: fixed;">Thank you very much dear Lyudmila.<br><br>I think your suggestion is correct. But i have a question about clmextrapol_lapw. How can i use this script. Is the below steps correct?<br><br>1- First i run the program with lattice parameter 6.08 or 6.98 <br>2- save_lapw -d xxx<br>3-changing struct file (lattice parameter) <br>4-runsp_lapw<br><br>or after step 2 i have to run initial_lapw.<br></body></html>