This & #3
as well as #4
are (currently) in
LinuxQuestions.org > Forums > Non-*NIX Forums > Programming > ARPACK vs. LAPACK,
please move all 3 to a new thread in an appropriate forum.
, when you make a mistake like this, it is recommended that you report your own thread to the moderators asking them to move it to the place you should have posted it in the 1st place.