British flag theorem British flag theorem In Euclidean geometry, the British flag theorem says that if a point "P" is chosen inside rectangle "ABCD" then the sum of the squared Euclidean distances from "P" to two opposite corners of the rectangle equals the sum to the other two opposite corners. As an equation: The theorem also applies to points outside the rectangle, and more generally to the distances from a point in Euclidean space to the corners of a rectangle embedded into the space. Even more generally, if the sums of squared distances from a point "P" to the two pairs of opposite
The Familiar of Zero July 10 and September 24, 2008. An original video animation episode for the third season was released on December 24, 2008. Sentai Filmworks licensed the third season with the OVA (under the name "The Familiar of Zero: Rondo of Princesses") in North America and released them on May 12, 2015 on Blu-ray and DVD. The fourth and final season titled "Zero no Tsukaima F" aired twelve episodes between January 7 and March 24, 2012. In 2012, Sentai Filmworks licensed the fourth season (under the name "The Familiar of Zero: F") in North America and released it on July 14, 2015