necessary and sufficient condition

基本解释

• [数] 充要条件；必要且充分的条件

英汉例句

双语例句

• A necessary and sufficient condition is then presented for the two level problem to admit the exact penalty approach.
  本文提出了一种恰当罚函数法，给出了此双层规划具有这种恰当罚函数法的充要条件。
• In this paper, Green's formula is extended to nonsmooth functions. A necessary and sufficient condition about Green's formula is gained.
  把格林公式推广到非光滑函数，得到了格林公式成立的充分必要条件。
• It's always been my understanding the necessary and sufficient condition of being a Christian is that you accept Jesus Christ as your lord and saviour.
  我一直理解成为基督教的充分必要条件就是接受基督耶稣为你的神，你的救主。

权威例句

• Good analysts are likely quite skilled at mathematical modeling, but it is a necessary and not sufficient condition for being a good analyst.
  FORBES: What Makes Analytics Wizards So Good? They Do Everything Backwards
• Money is a necessary but not a sufficient condition for the good life, for happiness and wisdom.
  FORBES: How Much Happiness Can Money Buy?

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词组短语

短语

• necessary condition and sufficient condition 必要条件和充分条件
• necessary y and sufficient condition 充要条件
• the necessary and sufficient condition 必要且充分的条件
• a necessary and sufficient condition 关系
• necessary and sufficient decision condition 虚切线

• necessary and sufficient condition更多词组

专业释义

数学

• 充要条件
• 超线性与次线性
• 充分和必要条件

计算机科学技术

• 充要条件

  Then discussed definition and operation mechanism of CIPN. Also the necessary and sufficient condition for event observability of CIPN got proofed.
  给出了CIPN的定义，并讨论了CIPN的运行机制，证明了CIPN事件可观测性的充要条件。

• 充分必要条件
• 必要及充分条件