Optimization of system reliability is a NP hard problem, and people can not find the precise method for result.

系统可靠性优化已被证明是一个NP完全问题，不存在精确的求解方法。

youdao

Optimization of system reliability is a NP hard problem, and people can not find the precise method for result.

系统可靠性优化已被证明是一个NP完全问题，不存在精确的求解方法。

youdao