OpenLB – Open Source Lattice Boltzmann Code › Forums › on OpenLB › Bug Reports › In examples at cylinder3d › Reply To: In examples at cylinder3d July 27, 2023 at 6:31 am #7681 YujiParticipant Dear Mathias, Thank you for your replying. I am going to read at section 4.4 in the LBM book of Krüger et al.