微分方程群性质理论讲义
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作者(俄)奥夫斯亚尼科夫 著 罗朝俊,(瑞典)伊布拉基莫夫 编
出版社高等教育出版社
ISBN9787040369441
出版时间2013-03
装帧精装
开本其他
定价49元
货号1200441670
上书时间2024-11-14
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目录
Editors preface
Preface
1 One-parameter continuous transformation groups admitted by differential equations
1.1 One-parameter continuous transformation group
1.1.1 Definition
1.1.2 Canonical parameter
1.1.3 Examples
1.1.4 Auxiliary functions of groups
1.2 Infinitesimal operator of the group
1.2.1 Definition and examples
1.2.2 Transformation of functions
1.2.3 Change of coordinates
1.3 Invariants and invariant manifolds
1.3.1 Invariants
1.3.2 Invariant manifolds
1.3.3 Invariance of regularly defined manifolds
1.4 Theory of prolongation
1.4.1 Prolongation of the space
1.4.2 Prolonged group
1.4.3 First prolongation of the group operator
1.4.4 Second prolongation of the group operator
1.4.5 Properties of prolongations of operators
1.5 Groups admitted by differentialequations
1.5.1 Determining equations
1.5.2 First-order ordinary differential equations
1.5.3 Second-orderordinarydifferentialequations
1.5.4 Heat equation
1.5.5 Gasdynamic equations
1.6 Lie algebra of operators
1.6.1 Commutator. Definition of a Lie algebra
1.6.2 Properties of commutator
1.6.3 Lie algebra of admitted operators
2 Lie algebras and local Lie groups
2.1 Lie algebra
2.1.1 Definition and examples
2.1.2 Subalgebra and ideal
2.1.3 Structure of finite-dimensionalLie algebras
2.2 Adjoint algebra
2.2.1 Inner derivation
2.2.2Adjoint algebra
2.2.3 Inner automorphisms of a Lie algebra.
2.3 Local Lie group
2.3.1 Coordinates in a group
2.3.2 Subgroups
2.3.3 Canonical coordinates of the first kind
2.3.4 First fundamental theorem of Lie
2.3.5 Second fundamental theorem of Lie
2.3.6 Properties ofcanonicalcoordinate systems of the first kind
2.3.7 Third fundamental theorem of Lie
2.3.8 Lie algebra of a local Lie group
2.4 Subgroup, normal subgroup and factor group
2.4.1 Lemma on commutator
2.4.2 Subgroup
2.4.2 Subgroup
2.4.3 Normal subgroup
2.4.4 Factor grop
2.5 Inner automorphisms of a group and of its Lie algebra
2.5.1 Inner automorphism.
2.5.2 Lie algebra of GA and adjoint algebra of Lr
2.6 Local Lie group of transformations
2.6.1 Introduction
2.6.2 Lies first theorem.
2.6.3 Lies second theorem
2.6.4 Canonical coordinates of the second kind
3 Group invariant solutions of differential equations
3.1 Invariants of the group GNr
3.1.1 Invariance criterion
3.1.2 Functional independence
3.1.3 Linearly unconnected operators
3.1.4 Integration of jacobian systems
3.1.5 Computation ofinvariance
3.2 Invariant manifolds
3.2.1 Invariant manifolds criterion
3.2.2 Induced group and its Lie algebra
3.2.3 Theorem on representation of nonsingular invariant manifolds
3.2.4 Differential invariant manifolds
3.3 Invariant solutions of differential equations
3.3.1 Definition of invariant solutions
3.3.2 The system (S/H)
3.3.3 Examples from one-dimensional gas dynamics
3.3.4 Self-similar solutions
3.4 Classification of invariant solutions
3.4.1 Invariant solutions for similar subalgebras
3.4.2 Classes of similar subalgebras
3.5 Partially invariant solutions
3.5.1 Partially invariant manifolds
3.5.2 Defect of invariance
3.5.3 Construction of partially invariant solutions
3.6 Reduction of partially invariant solutions
3.6.1 Statement of the reduction problem
3.6.2 Two auxiliary lemmas
3.6.3 Theorem on reduction
3.7 Some problems
内容摘要
奥夫斯亚尼科夫编著的《微分方程群性质理论讲义(精)》提供了确定和利用微分方程对称性的李群方法简明和清晰的介绍，并提供了在气体动力学和其他非线性模型中的大量应用，以及《非线性物理科学：微分方程群性质理论讲义》作者在这个经典领域的卓越贡献。《微分方程群性质理论讲义(精)》中还包含在其他现代书籍中不曾涉及的一些非常有刚的材料，例如：Ovsyannikow教授发展的部分不变解理论，该理论提供了求解非线性微分方程和研究复杂数学模型强有力的工具。
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