Dear Juerg, All Thank you for your help. But I have problem with linking CPMD: ld: Unsatisfied symbol "_Trigstart_v2" in file /opt/mlib/lib/hpux64/liblapack.a[dlarnv.o] ld: Unsatisfied symbol "_Cos_2" in file /opt/mlib/lib/hpux64/liblapack.a[dlarnv.o] 2 errors. make: *** [cpmd.x] Error 1 What is it? Could you help me? Thanks. Sergey