where is the length of and is the length of the Perimeter of the Convex Hull. Thetemperature of a curve is 0 only if the curve is a straight line, and increases as the curve becomes more ``wiggly.''See also Curlicue Fractal
References
Pickover, C. A. Keys to Infinity. New York: Wiley, pp. 164-165, 1995.