Lace Knot Trick
Playlist of Tadashi Tokieda videos: http://bit.ly/tadashi_vids
More knot videos: http://bit.ly/Knot-a-Phile
Fast shoelaces: https://youtu.be/XPIgR89jv3Q
What is a knot?: https://youtu.be/aqyyhhnGraw
Hello there.
This is Numberphile. We mainly post videos about mathematics and just numbers in general.
