Up:  Table    Next:  13    Previous:  11    Show:  coordinates   TSP tour   Download:  PDF file  left  right  bottom


12 circles in a regular heptagon    12 circles in a regular heptagon


12 circles in a regular heptagon


Up:  Table    Next:  13    Previous:  11    Show:  coordinates   TSP tour   Download:  PDF file  left  right  bottom