New to LBM and OpenLB? Attend our upcoming one-week hands-on Spring School in Marseille/France from 19.05.2025 – 23.05.2025. OpenLB – Open Source Lattice Boltzmann Code › Forums › on Lattice Boltzmann Methods › General Topics › addSlipBoundary › Re: addSlipBoundary March 28, 2018 at 8:08 am #2822 mathiasKeymaster What about the corners? There should be no corners. Best Mathias