閉圖象定理 bì tú xiàng dìng lǐ

DEFINITIONS

  1. closed graph theorem (math.)

CHARACTERS

閉 bì shut, close; obstruct, block up
圖 tú diagram; chart, map, picture
象 xiàng
HSK 4
elephant; ivory; figure, image
定 dìng
HSK 3
decide, settle, fix
理 lǐ
HSK 3
reason, logic; manage