Nam Byeong-gil (Korean남병길; Hanja南秉吉; MRNam Pyŏnggil, 1820–1869), also known as Nam Sang-gil (南相吉, 남상길), courtesy name Jasang (자상; 字裳), art name Yugiljae (육일재; 六一齋) or Hyecheon (혜천; 惠泉), was a Korean mathematician and astronomer of the Joseon period. He was a member of the Uiryeong Nam clan.[1] His brother Nam Byeong-cheol (南秉哲) was also a noted astronomer.[2]

His works included:[1]

  • Siheon giyo (時憲紀要)
  • Seonggyeong (星鏡)
  • Yangdo uidoseol (量度儀圖說)
  • Chubo cheoprye (推步捷例)
  • Chiljeong bobeop (七政步法)
  • Taeyang chulippyo (太陽出入表)
  • Seonhak jeongui (算學正義)
  • Seontaek giyo (選擇紀要)
  • Jungseong sinpyo (中星新表)
  • Chunchu ilsiggo (春秋日食攷)

References edit

  1. ^ a b Yi Eun-seong (이은성). "남병길(南秉吉)" [Nam Byeonggil]. Encyclopedia of Korean Culture (in Korean). Retrieved 12 June 2021.
  2. ^ Rufus, W. Carl (1936). "Astronomy in Korea". Transactions of the Korea Branch of the Royal Asiatic Society. 26: 1–48.

Further reading edit

  • Ying, Jia-Ming (2014). "Nam Byeong-gil (1820–1869): A Confucian Mathematician and a "Promoter" of Mathematics in Late Joseon Period". In Ogawa, Tsukane; Morimoto, Mitsuo (eds.). Mathematics of Takebe Katahiro and History of Mathematics in East Asia. Mathematical Society of Japan. ISBN 978-4-86497-057-0.