reset all
panel off
silent = t

mode sa     % smooth tubes with anchors visible

anchor = t  % turn anchors on
ancauto = f % set anchors explicitly

torus 2 3 32  % trefoil with 32 beads
anchor        % set anchors to bead locations

unknot 32     % unknot of 32 beads
shift 16      % shift beads by 16 positions
nap 1

colli allow   % allow collisions
go 225

panel on
silent = f



