Dear Kondaiah Samudrala your problem is due to some negative frequency. So change ( tr2_ph = 1.0d-10 ) to some other value i.e -10 to -14 and rerun ph.x and then try QHA. Hope your problem will resolve. Best of Luck
Muhammad Zafar PhD Scholar Department of Physics The Islamia University of Bahawalpur,Pakistan -------------- next part -------------- An HTML attachment was scrubbed... URL: http://www.democritos.it/pipermail/pw_forum/attachments/20120717/1989135c/attachment.htm
