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- positive definite form 正定型
- The plan has not yet taken definite form. 该计划尚未定形。
- Lacking definite form;shapeless. 无定形的无确定形态的;无形状的
- Having no definite form;shapeless. 没有形状的;不成形状的
- Lacking definite form; shapeless. 无定形的无确定形态的；无形状的
- To give a definite form or shape to. 使定形予以定形或使具有一定的形状
- Having no definite form; shapeless. 没有形状的；不成形状的
- This paper deals with the positive definite real square matrices. 本文研究一般实方阵的正定性,给出了方阵正定的一些充分必要条件。
- This paper proves some Hadamard inequalities from the qualities of positive definite quadratic form. 摘要利用正定二次型的性质，给出阿达马不等式的证明。
- It weighed on her, but took no definite form of opposition. 这使她心头沉闷,但没有明白表示反对。
- Still other galaxies are irregular, with no definite form. 仍然其它星系是不规则,没有确定形式。
- Positive semi-definite matrices are positive definite if and only if they are nonsingular. 正半定矩阵是正定的，当且仅当它们是非奇异矩阵。
- If a symmetrical matrix is positive definite, the determinants of all its minors are also positive. 如果对称矩阵是为正定者，它的所有子式的行列式也都是正的。
- Results linear complementary problem have unique solution when M is generalized positive definite matrix. 结果得到了当M是广义正定矩阵时，线性互补问题存在唯一解。
- In an SQP method, it is important to keep the Hessian of the objective function in QP problem to be positive definite. 此时，QP子问题有唯一解，而且，该问题的求解比较容易。
- The title is intimidating, but chapter3 is easy to read and contains a lucid introduction to positive definite functions. 不要被书名吓到了，其实书里的第3章非常容易阅读而且对正定函数也有很明确的解释。
- Some properties of adjoint matrix are discussed. The properties are symmetry, antisymmetry, positive definite, positive semi-definite, orthogonal and characteristic value. 摘要讨论了伴随矩阵在对称、反对称、正定、半正定、正交、相似和特徵值等方面的性质。
- Based on them, some properties of the coefficient matrix A are presented when the matrix equation has a positive definite solution. 根据这两个定理,当矩阵方程有对称正定解时,给出了系数矩阵。
- Let A and B be positive definite Hermitian matrices, this paper gave a more accurate estimation uf the eigenvalues of AB. 设A、B是两个n×n正定厄米特矩阵,本文给出乘积AB的特征值上、下限的一个更精确估计。
