Bok
09-12-2023, 08:44 AM
A trapezoid was key to discovering the elusive answer to a riddle about Möbius strips
More... (https://www.scientificamerican.com/article/mathematicians-solve-50-year-old-moebius-strip-puzzle/)
More... (https://www.scientificamerican.com/article/mathematicians-solve-50-year-old-moebius-strip-puzzle/)