created sense approved 零集合 · língjíhé · empty set — "Initial import from upstream dictionary"
零集合
língjíhé
empty set
the set containing no elements
零 (literal) → 零 · líng · zero 集合 (literal) → 集合 · jíhé · set
Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition