Urawa Red Diamonds Urawa Red Diamonds , colloquially Urawa Reds, are a professional association football club playing in Japan's football league, J1 League. The name Red Diamonds alludes to the club's pre-professional era parent company Mitsubishi. The corporation's logo consists of three red diamonds, one of which remains within the current club badge. Its hometown is the city of Saitama in Saitama Prefecture, but its name comes from the former city of Urawa, which is now a part of Saitama City. Shin-Mitsubishi Heavy Industries established a football club in 1950 in Kobe and moved the club to Tokyo in 1958. In 1965 it
Compactness measure of a shape Compactness measure of a shape The compactness measure of a shape is a numerical quantity representing the degree to which a shape is compact. The meaning of "compact" here is not related to the topological notion of compact space. Various compactness measures are used. However, these measures have the following in common: A common compactness measure is the isoperimetric quotient, the ratio of the area of the shape to the area of a circle (the most compact shape) having the same perimeter. Compactness measures can be defined for three-dimensional shapes as well, typically as functions of volume and surface area.