Figure Asymptote tube -- 012
An Asymptote code and the generated picture tube--012.
Figure Asymptote tube -- 013
An Asymptote code and the generated picture tube--013.
Figure Asymptote tube -- 014
An Asymptote code and the generated picture tube--014.
Figure Asymptote tube -- 015
An Asymptote code and the generated picture tube--015.
Figure Asymptote tube -- 016
An Asymptote code and the generated picture tube--016.
Figure Asymptote tube -- 017
An Asymptote code and the generated picture tube--017.
Figure Asymptote tube -- 018
An Asymptote code and the generated picture tube--018.
Figure Asymptote tube -- 019
An Asymptote code and the generated picture tube--019.
Figure Asymptote tube -- 020
An Asymptote code and the generated picture tube--020.
Figure Asymptote tube -- 021
An Asymptote code and the generated picture tube--021.