###### TranslationMobile
1.【数学】二次的。
2.方形的。
n.
1.【数学】二次方程式；二次项。
2.〔pl. 作单数用〕【数学】二次方程式论。
###### Examples
• Some quadratic equations have no real roots .
某些二次方程没有实数根。
• Their difference is a quadratic residue of 17 .
它们的差是17的平方剩余。
• The quadratic aperture of the cat's-eye diaphragm is imaged too large .
猫眼光栏的方形光孔成象太大。
• This is usually a much stronger requirement than quadratic integrability .
这通常是一个比平方可积更强的要求。
• Every function whose derivative is linear is a quadratic function .
任意一个导数为线性函数的函数都是二次函数。
• (the termv1 )v1 is seen to be quadratic in an amplitude quantity, and we shall linearize by neglecting it.
项（v1）v1被看成是振幅的二次项，我们将忽略这一项而线性化。
• the term(浴) is seen to be quadratic in an amplitude quantity, and we shall linearize by neglecting it.
项（）被看成是振幅的二次项，我们将忽略这一项而线性化。
• Gully tops class b 125 , quadratic ; particulars
B 125级正方形雨水沟顶部.详细数据
• Interior point approach for convex quadratic programming
凸二次规划问题的内点算法
• Gully tops class a 15 , quadratic ; particulars
A 15级正方形雨水沟顶部.详细数据
• More examples：  1  2  3  4  5
###### English
Noun
• a polynomial of the second degree