homogeneous function的用法和樣例：
例句
- Every function whose derivative is linear is a quadratic function.
任意一個導數為線性函數的函數都是二次函數。 - The uncertain relationship between the double limit ond the quadratic limit is explained and the determination methods to the nonexistence of the odd function's limit are given.
摘要本文闡明二重極限與二次極限的不確定關係，給出齊次函數的極限不存在的判定方法。
