positive definite quadratic form

常見例句

雙語例句

• The author introduce the method of applying positive semi-definite quadratic form to prove inequality by giving several examples.
  通過給出幾個實例，介紹了利用二次型的半正定性證明不等式的方法。
• The paper gives a number of methods for differentiating half positive definite quadratic form and some relevant properties in respect to half positive definite corresponding coefficient matrix.
  本文給出的半正定二次型的若干判別方法及半正定對應(yīng)系數(shù)矩陣的一些相關(guān)性質(zhì)。
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