For example, the conceptual model may show a simple recursive relationship from Person to itself.

例如，概念模型可能显示从Person到它本身的一个简单的递归关系。

youdao

This paper describes the generating function and index-generating function in combination count, with counts, recursive relationship, combined identity and integral split in some applications.

本文主要介绍了母函数与指数型母函数在组合计数、排列计数、递推关系、组合恒等式和整数拆分中的一些应用。

youdao

This paper describes the generating function and index-generating function in combination count, with counts, recursive relationship, combined identity and integral split in some applications.

本文主要介绍了母函数与指数型母函数在组合计数、排列计数、递推关系、组合恒等式和整数拆分中的一些应用。

youdao