NP-problem NP难解问题
NP-hard problem NP困难问题 ; NP难度问题
np no problem 没问题 ; 没关系
NP hard problem NP难问题 ; np难
NP-complete problem NP完全问题
np class problem np类问题
np - no problem 没关系
Strongly NP-hard Knapsack Problem 强NP难背包问题
Programmers and computer scientists have been buzzing for the past week about the latest attempt to solve one of the most vexing questions in computer science: the so-called "p versus NP problem."
程序员与计算机科学家上周都在热议对计算机科学中最令人困惑的问题——所谓的“P与NP问题”——的最新解答。
Reduction and core are two important concepts in rough set theory, while computing reductions and core according to the definitions directly is a typical NP problem.
约简与核是粗糙集理论的两个重要概念，而直接由定义来计算约简与核是一个典型的NP难题。
From calculation point of view, machines and parts classification is NP problem in nature.
从计算的观点来看，机床零件分组本质上是NP问题。
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