holomorphic function of several variables

例句：

1. 1. In mathematics, a holomorphic function is one that can be expressed in terms of elementary functions.
   在数学中，一个复变函数是指可以表示为基本函数的函数。
2. 2. The study of holomorphic functions is crucial for understanding the behavior of complex numbers.
   研究复变函数对于理解复数的行为至关重要。
3. 3. The holomorphic function was found to have a unique property that made it particularly useful in certain applications.
   这个复变函数被发现具有独特的性质，这使得它在特定应用中特别有用。