Not Knot was created at the Geometry Center / Geometry Supercomputer Project in 1991, directed by Charlie Gunn and Delle Maxwell. This version is a clean digital upload of the DVD version originally distributed by AK Peters (rights now reverted to the authors). The written supplement is now freely available at https://www.cs.ubc.ca/~tmm/gc/'>https://www.cs.ubc.ca/~tmm/gc/

See also HD version upscaled by LastGinger which has many links to more info, at    • [HD Upscale] Not Knot  A guide to ma...  

For more about this video and other Geometry Center videos, see https://www.cs.ubc.ca/~tmm/gc/'>https://www.cs.ubc.ca/~tmm/gc/