In this paper, we investigate the contents of Kakmonyul (area and length of plane figures) in the first volume of San Hak Jeong Ui (Arithmetic Definition) compiled by Nam Byong Kil and corrcted by Lee Sang Hyok in the Choson Dynasty period (Emperor Ko...
In this paper, we investigate the contents of Kakmonyul (area and length of plane figures) in the first volume of San Hak Jeong Ui (Arithmetic Definition) compiled by Nam Byong Kil and corrcted by Lee Sang Hyok in the Choson Dynasty period (Emperor Ko Jong 4, 1867).