基本释义:

负定型

网络释义

1)negative definite form,负定型

2)negative semidefinite form,半负定型

3)negative definite quadratic form,负定二次型

4)DTR Duty Type Rating,负载型定额

5)negative semidefinite quadratic form,半负定二次型

6)negative semi-definite quadratic form,负半定二次型

用法和例句

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