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Semipositive

网络半正数

Semipositive

Semipositive

Semipositive

半正数

...投入及产出的向量的元素至少有一个正值，数学上称为为半正数(Semipositive)，因此每个决策单位在投入项目及产出项目至 …

1

Existence of positive solution for a semipositive second-order three-point boundary value problem

一类半正二阶三点边值问题正解的存在性

2

The Existence of Positive Solution to a Class of Semipositive Boundary Value Problems

一类二阶半正边值问题正解的存在性

5

On the Existence of Positive Solutions of Fourth-order Semipositive Boundary Value Problem

一类四阶半正边值问题正解的存在性

7

The Equal Condition of Semipositive Subdefinite Matrix and Left and Right Inverse

亚半正定阵的判别及左右逆特征值问题

8

On Left and Right Inverse Eigenvalue Problem of Semipositive Subdefinite Matrices

关于亚半正定阵左右逆特征值问题

9

The Necessary and Sufficient Conditions for Two Kinds of Matrix EqutionsHaving Semipositive Subdefinite Solutions

两类矩阵方程有亚半正定解的充要条件

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