罗式几何 luó shì jǐ hé

DEFINITIONS

  1. hyperbolic geometry
  2. Lobachevskian geometry

CHARACTERS

罗 luó net for catching birds; gauze
式 shì
HSK 4
style, system, formula, rule
几 jǐ
HSK 1
small table
何 hé
HSK 4
what, why, where, which, how