閉へい体たい

noun

closed field

Mathematics term: a field in which every polynomial of positive degree has a root. Used in algebra and related areas.

• 複ふく素そ数すう体たいは代だい数すう的てき閉へい体たいである。

  The field of complex numbers is an algebraically closed field.

• 閉へい体たいの概がい念ねんはガロア理り論ろんで重じゅう要ようである。

  The concept of a closed field is important in Galois theory.