Due to recent bot attacks we have changed the sign-up process. If you want to participate in our forum please send a message via our contact form. › Forums › OpenLB › General Topics › Modifying Parameters › Reply To: Modifying Parameters September 28, 2022 at 1:50 pm #6843 JijoParticipant Dear Adrian, I apologize for the silly questions. But what do you mean by cuboids?