Optimized eom_kccsd_rhf.amplitudes_to_vector_singlet() by avoiding numpy.hstack in the 7-nested for loops
Optimized eom_kccsd_rhf.amplitudes_to_vector_singlet() by avoiding numpy.hstack in the 7-nested for loops

gkc1000/pyscf,sunqm/pyscf,sunqm/pyscf,sunqm/pyscf,gkc1000/pyscf,gkc1000/pyscf,gkc1000/pyscf,gkc1000/pyscf,sunqm/pyscf