The group of rational points on the unit circle math.AG, math.NT Add comments Jul 052015 单位圆上有理点的群结构 这是一个交换群, 其加法定义为 \[ (x, y)\oplus (z, w) = (xz − wy, xw + yz).\] Leave a Reply Cancel reply Your Comment Name (required) E-mail (required) URI This site uses Akismet to reduce spam. Learn how your comment data is processed.
