出版時(shí)間:2008-9 出版社:中國(guó)科學(xué)技術(shù)大學(xué)出版社 作者:劉彥佩 頁(yè)數(shù):458
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前言
The subject of this book reflects new developments mainly by theauthor himself in company with cooperators most of them his formerand present graduate students on the foundation established in Liu,Y.P.[33-34].The central idea iS to extract suitable parts of a topo-logical obj ect such a8 a graph not necessary to be with symmetry,aslinear spaces which are all with symmetry for exploiting global proper-ties in construction of the object.This iS a way of combinatorizationsand further algebraications of an obj ect via relationship among theirsubspaces. Graphs are dealt with three vector spaces over GF(2),the finitefield of order 2,generated by O(dimensional)-cells,1(dimensional)-cellsand 2(dimensional)-cells.The first two spaces were known from,e.g.,Lefschetz,S.[2] by taking O-cells and 1-cells as,respectively,vertices and edges.Of course.a(chǎn) graph is only a 1-complex without two cells.
內(nèi)容概要
本書不在于圖的拓?fù)湫再|(zhì)本身,而是著意以圖為代表的一些組合構(gòu)形為出發(fā)點(diǎn),揭示與拓?fù)鋵W(xué)中一些典型對(duì)蠏,如多面形、曲面、嵌入、紐結(jié)等的聯(lián)系,特別是顯示了定理有效化的途徑對(duì)于以拓?fù)鋵W(xué)為代表的基礎(chǔ)數(shù)學(xué)的作用。同時(shí),也提出了一些新的曲面模型,為超大規(guī)模集成電路的布線嘗試構(gòu)建多方面的理論基礎(chǔ)?! ”緯勺鳛榛A(chǔ)數(shù)學(xué),應(yīng)用數(shù)學(xué)、系統(tǒng)科學(xué)、計(jì)算機(jī)科學(xué)等專業(yè)高年級(jí)本科生和研究生的補(bǔ)充教材,也可供相關(guān)專業(yè)的教師和科研工作者參考。
書籍目錄
PrefaceChapter 1 Preliminaries 1.1 Sets and relations 1.2 Partitions and permutations 1.3 Graphs and networks 1.4 Groups and spaces 1.5 NotesChapter 2 Polyhedra 2.1 Polygon double covers 2.2 Supports and skeletons 2.3 Orientable polyhedra 2.4 Nonorientable polyhedra 2.5 Classic polyhedra 2.6 NotesChapter 3 Surfaces 3.1 Polyhegons 3.2 Surface closed curve axiom 3.3 Topological transformations 3.4 Complete invariants 3.5 Graphs on surfaces 3.6 Up-embeddability 3.7 NotesChapter 4 Homology on Polyhedra 4.1 Double cover by travels 4.2 Homology 4.3 Cohomology 4.4 Bicycles 4.5 NotesChapter 5 Polyhedra on the Sphere 5.1 Planar polyhedra 5.2 Jordan closed curve axiom 5.3 Uniqueness 5.4 Straight line representations 5.5 Convex representation 5.6 NotesChapter 6 Automorphisms of a Polyhedron 6.1 Automorphisms 6.2 V-codes and F-codes 6.3 Determination of automorphisms 6.4 Asymmetrization 5.5 NotesChapter 7 Gauss Crossing Sequences 7.1 Crossing polyhegons 7.2 Dehn's transformation 7.3 Algebraic principles 7.4 Gauss Crossing problem 7.5 NotesChapter 8 Cohomology on Graphs 8.1 Immersions 8.2 Realization of planarity 8.3 Reductions 8.4 Planarity auxiliary graphs 8.5 Basic conclusions 8.6 Notes ……Chapter 9 Embeddability on SurfacesChapter 10 Embeddings on the SphereChapter 11 Orthogonality on SurfacesChapter 12 Net EmbeddingsChapter 13 Extremality on SurfacesChapter 14 Matroial GraphicnessChapter 15 Knot PolynomialsBibliographySubject IndexAuthor Index
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《圖的拓?fù)淅碚摗房勺鳛榛A(chǔ)數(shù)學(xué),應(yīng)用數(shù)學(xué)、系統(tǒng)科學(xué)、計(jì)算機(jī)科學(xué)等專業(yè)高年級(jí)本科生和研究生的補(bǔ)充教材,也可供相關(guān)專業(yè)的教師和科研工作者參考。
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