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- negative semidefinite form 半负定型
- Then A is positive semidefinite, negative definite and negative semidefinite. 则A是半正定，负定，半负定的。
- negative semidefinite quadratic form 半负定二次形式
- This paper presents a algorithm for distinguishing a real symmetric matrix into a positive definite, positive semidefinite, negative definite, negative semidefinite or non-definite matrix. 给出判别实对称矩阵为正定、半正定、负定、半负定或不定的一个算法；采用选最大对角元的方法，可使数值计算稳定性好。
- Negative Definite Quadratic Form and Negative Semidefinite Quadratic Form 负定二次型与半负定二次型
- non negative semidefinite matrix 非负半正定阵
- negative semidefinite eigenvalue problem 半负定特盏问题
- The paint is sold in powdered form. 该油漆以粉制品形式出售。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- The ginpole is the simplest form of derrick. 起重吊杆是一种最简单的起重机。
- The script is massaged into final form. 这篇稿子经过修改已定稿。
- Selfishness in any form is my pet aversion. 我最讨厌自私自利，不管它以什么形式出现。
- The answer to my request was in the negative. 对我的请求的答复是否定的。
- Some biological molecules have the form of a helix. 有些生物分子呈螺旋状。
- It is possible to transmute one form of energy into another. 把某种形态的能量改变成另一形态的能量是可能的。
- Could this verb be used in progressive form? 这个动词可以用进行式吗？
- His answer to my request was a negative. 我的请求遭到了他的拒绝。
- The tests for hepatitis were negative. 肝炎检查结果是阴性。
- The two parties have united to form a coalition. 这两个党已结成联盟。
- Their criticism was not negative. 他们的批评并不是负面的。
