1) definite quadratic form
定二次型
2) indefinite quadratic form
不定二次型
1.
The theorem used to judge indefinite quadratic form is given,and it is point that n-ary in- definite quadratic form can be divided into kinds by equivalent relation.
给出了不定二次型的判定定理,并指出n元不定二次型按等价关系分为n(n-1)/2。
3) positive definite quadratic form
正定二次型
1.
A non-equality and its proof based on positive definite quadratic form;
基于正定二次型的一个不等式及其证明
2.
The paper is mainly about two opposite questions on quadratic form:one is the opposite question on its standard form,the other is the opposite question on positive definite quadratic form and has been given the solution to each other.
本文着重讨论了关于二次型的两个反问题 ,一个是二次型的标准形的反问题 ,另一个是正定二次型的反问题 ,并分别给出求解方法。
3.
The conditions of equivalence of positive definite quadratic form are given ac-cording to its definition and some properties of positive definite matrix are given too in thepaper.
本文根据正定二次型的定义给出了它的几个等价条件;并且通过对正定矩阵的考察,给出了正定矩阵的若干性质。
4) negative definite quadratic form
负定二次型
1.
The conditions of equivalence of negative definite quadratic form and negative semidefinitequadratic form are given according to their definitions and some properties of negative definitematrices are given too in the paper.
本文根据负定二次型与半负定二次型的定义给出了它们的若干等价条件,并讨论了负定矩阵的若干性
5) second heat-setting
二次热定型
1.
The effects of second heat-setting on the performance of Nylon precision extrusion profiles;
二次热定型工艺对尼龙精密挤出型材性能的影响
6) semidefinite quadratic form
半定二次型
补充资料：输出反馈(见线性二次型次优控制)
输出反馈(见线性二次型次优控制)
output feedback
3h日c卜口fon以以{输出反馈型次优控制。(output王eedbaek)见线性二次
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条