Around the circumference of a circle, mark 21 points, equally spaced, and label them 0, 1, 2, ... , 20
n
in cyclic order. Mark of the points with an asterisk (*) so that no two pairs of * points are the same
distance apart. What is the maximum value of ? Explain.
Mathbot Says...
I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter.