Issue three. Let l be a geodesic in the hyperbolic plane H2 and Permit p be a issue not on l. The distance from p to l is by definition the duration on the geodesic section pq which cuts l at ninety。 (see figure). 看起来是非常简单的五个问题，但是经常看到许多同学对于每一个问题都感到无从下手。 写作技巧 热门代写 网课代修 写作格式 paper代写 https://modernbookmarks.com/story12500710/rumored-buzz-on-%E6%96%B0%E5%8A%A0%E5%9D%A1%E7%95%99%E5%AD%A6%E6%96%87%E4%B9%A6%E4%BB%A3%E5%86%99