freenode/#clim - IRC Chatlog Search Saturday, 9th of January 2021, 13:50:23 UTC 14:58:16 loke[m] *no-defun-allowed*: How do you compute the motion? 20:25:56 no-defun-allowed loke: Using a gravity force and a spring force. 20:29:07 no-defun-allowed Then I integrate velocity and position using v'=v+aΔt and x'=x+vΔt.