A new method of completing the square with reverse order is presented by change quadricform into standard form.
提出了一种新的将二次型化为标准型的配方法——逆序配方法。
2
In this paper, the authors expounded covariance analysis with two correlated variables and solved it with quadricform.
利用二次型解决了双协变量的方差分析方法。
3
A set of inequality constraint conditions of the strength parameters is derived from the convexity of the strength criterion, which is expressed in a quadricform in terms of stress components.