黎曼罗赫定理 límànluóhèdìnglǐ Riemann-Roch theorem Origin Definitions Defs Strokes Stroke Words Sentences Sents 黎曼 límàn Riemann Bernhard Riemann (1826-1866), a famous German mathematician and geometer罗 luó phonetic 赫 hè phonetic 定理 dìnglǐ theorem (mathematics or logic) a statement or formula that has been proven to be true based on established principles