http://www-math.edu.kagoshima-u.ac.jp/%7Efractaro/math/DeMensura/DeMensura.pdf
ʂ̃TCgɃWv悤ƂĂ܂BXΏL̃NNbNĂ
UPLIFTōLȂő̌܂傤IKȉ{Ct܂I