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Positive Definite
正定:在所有变量取值下都有正值的二次型
常用释义
词性释义
正定:在所有变量取值下都有正值的二次型,或者矩阵的特征根都是实数且为正数。
例句
全部
every
symmetric
double
linear
function
can
be
linearly
expressed
by
positive
definite
double
linear
function
basis
.
每个对称双线性函数均可由正定双线性函数基惟一线性表出。
positive
definite
matrices
equals
the set of
stable
matrices
is established
.
正定矩阵类与稳定矩阵类等同。
In this paper
,
some
important
inequalities
on
norm
of
determinent of
complex
positive
definite
matrix
and
its
Schur complement
are
obtained
.
正定复矩阵是矩阵论中的一个重要概念,人们已经掌握了它的若干性质与结构。
Positive
definite
matrix
occupies
a
very
important
position
in
matrix
theory
,
and has
great
value
in
practice
.
正定矩阵在矩阵论中占有十分重要的地位,在实际中也有广泛的应用价值。
The
Note
to
"
The
Relationship Between
Generalized
Positive
Definite
Matrix
and
Stable
Matrix
"
关于“广义正定矩阵与稳定矩阵的关系”的注记
Different
backgrounds
groups
are
in
of
positive
definite
state
roughly
on
travel
attitude
generally
and
four
link
degree
.
3
.
旅游态度总体上和四个维度上各种背景的被试大致处于偏向积极肯定的状况。
A
Note
for
"
Inequalities
on
the Determinant
of
Complex
Positive
Definite
Matrix
"
对“关于复正定矩阵行列式的不等式”一文的注记
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。
Make the
positive
,
definite
response
all the
time
.
始终作出积极、肯定的反应。
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。
Approximation
of
a
Solution
for
a
K
-
Positive
Definite
Operator
Equation
in
Real
Separable
Banach
Spaces
实可分Banach空间中K正定算子方程的逼近解
Solvability
and
Iterative
Construction
of
Solutions
for
a Class
of
K-
Positive
Definite
Operator
Equations
in
Uniformly
Smooth
Banach
Spaces
一致光滑Banach空间中一类K-正定算子方程的可解性及其迭代构造
Computational
Geometry
of
Positive
Definite
Quadratic
Forms
:
Polyhedral
Reduction
Theories
,
Algorithms
,
and
Applications
正定二次型之计算几何:多面体约化理论、运算法则与应用
Solvability
and
Iterative
Construction
of
Solution
for a
Class
of
K
-
Positive
Definite
Operator
Equations
in Banach
Spaces
Banach空间中一类K正定算子方程的可解性及其迭代构造
Norm
of a
Linear
Functional
for a
Positive
Definite
Quadratic
Form
线性泛函在正定二次型下的范数
One
-
dimension
Triangular
Decomposition
Solution of
Positive
Definite
Matrix
and Its
Application
正定矩阵一维三角分解法及其应用
Iterative
Approximation
of
Solution
for
a Class
of
K
-
Positive
Definite
Operator
Equations
in Banach
Spaces
Banach空间中一类K正定算子方程的解的迭代逼近
The
complete
criterion
of roots of
quartic
functions
and
the
positive
definite
condition
of
a
quartic
function
四次函数实零点的完全判据和正定条件
An
inequality
of
a
model
of the
complex
positive
definite
matrix
determinant
关于正定复矩阵行列式模的一个不等式
On
the
Classification
of
Positive
Definite
Unimodular
Lattices
over
the
Rings
of
Real
Quadratic
Integers
实二次代数整数环上的正定幺模格的分类
One
of
Inequalities
of
Generalized
Positive
Definite
Matrices
广义正定矩阵的一个不等式
Existence
of
Positive
Definite
Solution
to
Periodic
Riccati
Differential
Equation
周期黎卡提微分方程正定解的存在性
The
left
and
right
inverse
eigenvalue
problem
for
symmetric
positive
definite
and
symmetric
positive semidefinite
matrices
on
subspace
子空间上的对称正定及对称半正定阵的左右特征值反问题
The
Conditions
for the Solvability
of
Generalized
Inverse
Eigenvalue
Problems
of
Positive
Definite
Matrixes
一类正定矩阵的广义特征值反问题解存在的条件
Generalization
for
definition
of
asymmetrical
generalized
positive
definite
matrix
非对称广义正定矩阵定义的再推广
Criteria for
Positive
Definiteness
of
Product
of
Two
Positive
Definite
Matrices
两个正定矩阵乘积正定性的判别
Characteristic
theorem
of
positive
definite
quadratic
form
and its
program
正定二次型的刻划定理及其程序
Non
-
zero
Element
Dynamic
Memory
Trigonometric
Decomposition
Method
of
Large
-
scale
Sparse
Positive
Definite
Normal
Equation
大型稀疏正定法方程非零动态存储三角分解法
Positive
definite
differential
form
of
degree
two
正定二次微分形式
The
Perturbation
of
Elements
of
Nonnegative
Definite
Matrices
and
Positive
Definite
Completion
非负定阵元素的扰动和正定完备化