Up:  Table    Next:  24    Previous:  22    Show:  coordinates   TSP tour   Download:  PDF file  left  right  bottom

23 circles in a regular heptagon    23 circles in a regular heptagon


23 circles in a regular heptagon

Up:  Table    Next:  24    Previous:  22    Show:  coordinates   TSP tour   Download:  PDF file  left  right  bottom

©  E. Specht    01-Dec-2020