標(biāo)題: Titlebook: Geometric and Algebraic Structures in Differential Equations; P. H. M. Kersten,I. S. Krasil’Shchik Book 1995 Kluwer Academic Publishers 19 [打印本頁] 作者: STRI 時間: 2025-3-21 17:24
書目名稱Geometric and Algebraic Structures in Differential Equations影響因子(影響力)
書目名稱Geometric and Algebraic Structures in Differential Equations影響因子(影響力)學(xué)科排名
書目名稱Geometric and Algebraic Structures in Differential Equations網(wǎng)絡(luò)公開度
書目名稱Geometric and Algebraic Structures in Differential Equations網(wǎng)絡(luò)公開度學(xué)科排名
書目名稱Geometric and Algebraic Structures in Differential Equations被引頻次
書目名稱Geometric and Algebraic Structures in Differential Equations被引頻次學(xué)科排名
書目名稱Geometric and Algebraic Structures in Differential Equations年度引用
書目名稱Geometric and Algebraic Structures in Differential Equations年度引用學(xué)科排名
書目名稱Geometric and Algebraic Structures in Differential Equations讀者反饋
書目名稱Geometric and Algebraic Structures in Differential Equations讀者反饋學(xué)科排名
作者: 追蹤 時間: 2025-3-21 23:05
Geometric and Algebraic Structures in Differential Equations978-94-009-0179-7作者: fastness 時間: 2025-3-22 04:02
Introduction, arose in summer 1992, when one of the editors (P.K.) was visiting the other editor (J.K.) in Moscow. The basic idea was to bring closer and intensify activities of mathematicians and mathematical physicists doing research in this field. The decision was taken that it would be a small workshop for s作者: 護(hù)身符 時間: 2025-3-22 04:50
The Cohomology of Invariant Variational Bicomplexes,mology of the Γ invariant variational bicomplex (Ω.(..(.)),d.,d.) and the associated Γ invariant Euler-Lagrange complex. As one application of our general theory, we completely solve the local invariant inverse problem of the calculus of variations for finite-dimensional infinitesimal Lie transforma作者: 縮影 時間: 2025-3-22 09:19
The Use of Factors to Discover Potential Systems or Linearizations,he notion of potential conservation laws, arising from specific types of factors, which lead to useful potential systems. Point symmetries of a potential system could yield nonlocal symmetries of the given system and its linearization by a noninvertible mapping. We also introduce the notion of linea作者: 不舒服 時間: 2025-3-22 13:15
A Method for Computing Symmetries and Conservation Laws of Integro-Differential Equations,equation to a system of boundary differential equations and in computing symmetries and conservation laws of this system. A geometry of boundary differential equations is constructed like the differential case. Results of the computation for the Smoluchowski’s coagulation equation are given.作者: 不舒服 時間: 2025-3-22 18:16 作者: 致敬 時間: 2025-3-22 22:24 作者: 血友病 時間: 2025-3-23 03:54 作者: 矛盾 時間: 2025-3-23 07:05
Graded Differential Equations and Their Deformations: A Computational Theory for Recursion Operatorraded Fr?licher-Nijenhuis bracket cohomological invariants ..(.) are related to each object (.,?) of the theory. Within this framework, ...) generalizes the Lie algebra of symmetries for PDE’s, while ..(.) are identified with equivalence classes of infinitesimal deformations. It is shown that elemen作者: institute 時間: 2025-3-23 11:13 作者: Orgasm 時間: 2025-3-23 15:28
Spencer Cohomologies and Symmetry Groups,manage to unify computations by reduction to the invariant systems over a homogeneous space. The conditions of coincidence of Spencer cohomologies with the cohomologies of an invariant Spencer complex we obtain from the arithmetic of a ?-characteristic manifold with respect to fundamental weights of作者: 邊緣 時間: 2025-3-23 20:15
On the Geometry of Soliton Equations,se equations may provide a better understanding of their remarkable properties. According to the geometric point of view, soliton equations are the outcome of a specific reduction process of a bi-Hamiltonian manifold. The suggestion of the paper is to pay attention also to the ‘unreduced form’ of so作者: Presbyopia 時間: 2025-3-24 02:13 作者: Carminative 時間: 2025-3-24 04:37
Arbitrariness of the General Solution and Symmetries, symmetry reduction. We discuss the treatment of gauge systems, especially the analysis of gauge fixing conditions. As examples, the Yang-Mills equations with the Lorentz gauge and Einstein’s vacuum field equations with harmonic coordinates are considered.作者: conference 時間: 2025-3-24 07:57 作者: 離開可分裂 時間: 2025-3-24 11:07 作者: 拉開這車床 時間: 2025-3-24 15:06
https://doi.org/10.1007/978-3-319-65268-9erential forms and de Rham complexes are constructed. For colour differential equations, Spencer complexes are constructed. Relations between colour commutative algebras and quantizations of usual algebras are considered.作者: 1分開 時間: 2025-3-24 22:35
https://doi.org/10.1007/978-981-10-7437-0manage to unify computations by reduction to the invariant systems over a homogeneous space. The conditions of coincidence of Spencer cohomologies with the cohomologies of an invariant Spencer complex we obtain from the arithmetic of a ?-characteristic manifold with respect to fundamental weights of the homogeneous space.作者: 刪減 時間: 2025-3-25 02:58 作者: Ruptured-Disk 時間: 2025-3-25 05:30
Economic Analysis of Music Copyright contribution we apply this super Lax formalism to the Lie superalgebra . = Mat(.,.,Λ) to derive a superversion of the Toda lattice. Here Λ is a Grassmann algebra with some unspecified number of odd generators. We only give an outline of this construction and refer to [3] for all the details.作者: 征稅 時間: 2025-3-25 09:12 作者: 誘拐 時間: 2025-3-25 15:14 作者: OREX 時間: 2025-3-25 16:49
A Method for Computing Symmetries and Conservation Laws of Integro-Differential Equations,equation to a system of boundary differential equations and in computing symmetries and conservation laws of this system. A geometry of boundary differential equations is constructed like the differential case. Results of the computation for the Smoluchowski’s coagulation equation are given.作者: exclamation 時間: 2025-3-25 23:57 作者: 壟斷 時間: 2025-3-26 01:38 作者: 新手 時間: 2025-3-26 04:57 作者: 鍍金 時間: 2025-3-26 08:44
Super Toda Lattices, contribution we apply this super Lax formalism to the Lie superalgebra . = Mat(.,.,Λ) to derive a superversion of the Toda lattice. Here Λ is a Grassmann algebra with some unspecified number of odd generators. We only give an outline of this construction and refer to [3] for all the details.作者: creditor 時間: 2025-3-26 12:52 作者: 無聊點好 時間: 2025-3-26 18:14 作者: Vsd168 時間: 2025-3-27 00:16
Economic Theories of Information,In this paper, we introduce a package to compute homology and cohomology spaces of Lie superalgebras. We describe most of its features and the implementation in REDUCE.作者: 鍵琴 時間: 2025-3-27 04:30 作者: photopsia 時間: 2025-3-27 08:11 作者: 赦免 時間: 2025-3-27 11:01 作者: 勛章 時間: 2025-3-27 15:51 作者: 我不明白 時間: 2025-3-27 18:01
Horst-Manfred Schellhaass,Ulrich StumpfQuantities which are conserved in nondissipative media decay in the presence of dissipation. The velocity of such a decay (or the ‘balance law’) may be found explicitly using the generating function of the conservation law. The general approach is illustrated with a system of MHD equations for incompressible magnetofluids.作者: refine 時間: 2025-3-27 22:56
Computation by Computer of Lie Superalgebra Homology and Cohomology,In this paper, we introduce a package to compute homology and cohomology spaces of Lie superalgebras. We describe most of its features and the implementation in REDUCE.作者: 頌揚本人 時間: 2025-3-28 02:50 作者: 美色花錢 時間: 2025-3-28 07:10
Exact Gerstenhaber Algebras and Lie Bialgebroids,We show that to any Poisson manifold and, more generally, to any triangular Lie bialge-broid in the sense of Mackenzie and Xu, there correspond two differential Gerstenhaber algebras in duality, one of which is canonically equipped with an operator generating the graded Lie algebra bracket, i.e. with the structure of a Batalin-Vilkovisky algebra.作者: 分期付款 時間: 2025-3-28 12:26
Differential Invariants,This paper summarizes recent results on the number and characterization of differential invariants of transformation groups. Generalizations of theorems due to Ovsiannikov and to M. Green are presented, as well as a new approach to finding bounds on the number of independent differential invariants.作者: 考得 時間: 2025-3-28 17:52
Spencer Sequence and Variational Sequence,The purpose of this paper is to revisit the construction of the variational sequence existing within the formal calculus of variations, in order to stabilize the order of jets involved and to establish a link with the dual of the Spencer sequence existing within the formal theory of systems of partial differential equations.作者: 有幫助 時間: 2025-3-28 22:47
Decay of Conservation Laws and Their Generating Functions,Quantities which are conserved in nondissipative media decay in the presence of dissipation. The velocity of such a decay (or the ‘balance law’) may be found explicitly using the generating function of the conservation law. The general approach is illustrated with a system of MHD equations for incompressible magnetofluids.作者: 階層 時間: 2025-3-28 23:43 作者: 共同給與 時間: 2025-3-29 03:55
https://doi.org/10.1007/978-1-4842-7434-7 arose in summer 1992, when one of the editors (P.K.) was visiting the other editor (J.K.) in Moscow. The basic idea was to bring closer and intensify activities of mathematicians and mathematical physicists doing research in this field. The decision was taken that it would be a small workshop for s作者: 傳授知識 時間: 2025-3-29 07:54
Econometrics and Economic Theorymology of the Γ invariant variational bicomplex (Ω.(..(.)),d.,d.) and the associated Γ invariant Euler-Lagrange complex. As one application of our general theory, we completely solve the local invariant inverse problem of the calculus of variations for finite-dimensional infinitesimal Lie transforma作者: 吹牛者 時間: 2025-3-29 13:53
Errors in Variables in Econometricshe notion of potential conservation laws, arising from specific types of factors, which lead to useful potential systems. Point symmetries of a potential system could yield nonlocal symmetries of the given system and its linearization by a noninvertible mapping. We also introduce the notion of linea作者: 徹底明白 時間: 2025-3-29 19:17 作者: intuition 時間: 2025-3-29 22:34
Generalized Multiplicative Error Models,te, I give an explicit .-matrix for this multiparameter family. This gives additional information on the nature of this family and facilitates some calculations. This explicit .-matrix satisfies the Yang-Baxter equation. The centre of the paper is Section 3 which describes all solutions of the YBE u作者: galley 時間: 2025-3-30 00:42
Faik Bilgili,Erhan Mugaloglu,Emrah Ko?aktems. As such, we give the correspondence between flag varieties and Darboux transformations for the KP hierarchy and the .th KdV hierarchy. We construct solutions of the .th MKdV hierarchy from the space of periodic flags and we treat the geometric interpretation of the Miura transform. Finally, we作者: 鬧劇 時間: 2025-3-30 07:59 作者: Pamphlet 時間: 2025-3-30 10:57
Four Issues in Socratic Economic Analysis,raded Fr?licher-Nijenhuis bracket cohomological invariants ..(.) are related to each object (.,?) of the theory. Within this framework, ...) generalizes the Lie algebra of symmetries for PDE’s, while ..(.) are identified with equivalence classes of infinitesimal deformations. It is shown that elemen作者: 頌揚本人 時間: 2025-3-30 12:58
https://doi.org/10.1007/978-3-319-65268-9erential forms and de Rham complexes are constructed. For colour differential equations, Spencer complexes are constructed. Relations between colour commutative algebras and quantizations of usual algebras are considered.作者: extinct 時間: 2025-3-30 19:09 作者: 感染 時間: 2025-3-30 23:31 作者: 想象 時間: 2025-3-31 02:16
Economic Analysis of Music Copyright contribution we apply this super Lax formalism to the Lie superalgebra . = Mat(.,.,Λ) to derive a superversion of the Toda lattice. Here Λ is a Grassmann algebra with some unspecified number of odd generators. We only give an outline of this construction and refer to [3] for all the details.作者: 破譯密碼 時間: 2025-3-31 08:27 作者: Euphonious 時間: 2025-3-31 11:03 作者: 狂亂 時間: 2025-3-31 16:36
Four Issues in Socratic Economic Analysis,ts of a certain part of ..(.) can be interpreted as recursion operators for the object (.,?), i.e. operators giving rise to infinite series of symmetries. Explicit formulas for computing recursion operators are deduced. The general theory is illustrated by a particular example of a graded differential equation, i.e. the Super KdV equation.作者: 熱心助人 時間: 2025-3-31 21:35 作者: 名字 時間: 2025-4-1 00:56
Book 1995e (The Netherlands), where thestate-of-the-art of the main problems was fixed. This book contains acollection of invited lectures presented at this workshop. Thematerial presented is of interest to those who work in pure andapplied mathematics and especially in mathematical physics.作者: 群居動物 時間: 2025-4-1 04:09 作者: 怪物 時間: 2025-4-1 08:50 作者: 情節(jié)劇 時間: 2025-4-1 10:55
The Use of Factors to Discover Potential Systems or Linearizations,ial system could yield nonlocal symmetries of the given system and its linearization by a noninvertible mapping. We also introduce the notion of linearizing factors to determine necessary conditions for the existence of a linearization of a given system of PDEs.作者: 寵愛 時間: 2025-4-1 15:32 作者: 使?jié)M足 時間: 2025-4-1 19:20 作者: 裝入膠囊 時間: 2025-4-2 02:00
Generalized Multiplicative Error Models,arameter quantum group mentioned above. I describe solutions which extend to an enhanced Yang-Baxter operator and, hence, define link invariants. The paper concludes with some preliminary results on these link invariants.
