组合数学 zǔ hé shù xué

DEFINITIONS

  1. combinatorial mathematics
  2. combinatorics

CHARACTERS

组 zǔ
HSK 5
class; section, department
合 hé
HSK 4
combine, unite, join; gather
数 shù
HSK 3
number; several, count; fate
学 xué
HSK 1
learning, knowledge; school