A standard outdoor track is precisely 400 meters around the innermost lane. Since a mile is 1600 meters, four laps around a standard track will amount to one mile.
A. ' is the transpose, and the A' is complex conjugate transpose. It only makes a difference if you have complex numbers in the matrix. http://www.mathworks.com/help/matlab/ref/transpose.html.
Indonesia and Monaco The flags for these two countries are almost identical—two horizontal stripes, red over white—but Indonesia's is longer. Both flags date back hundreds of years.