表象

An equalarea pseudo cylindrical projection gather is constructed, in which the longitudes are hyperbola being symmetrical to the central meridian and the latitudes are parallel lines.

摘要一个纬线表象为平行于赤道的直线，线表象为对称于中央直线的双曲线，且面积没有形的投影集合，并得到一组概括公式。