尤指植物 发表于 2025-3-21 16:33:41
书目名称Introduction to Isospectrality影响因子(影响力)<br> http://figure.impactfactor.cn/if/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality影响因子(影响力)学科排名<br> http://figure.impactfactor.cn/ifr/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality网络公开度<br> http://figure.impactfactor.cn/at/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality网络公开度学科排名<br> http://figure.impactfactor.cn/atr/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality被引频次<br> http://figure.impactfactor.cn/tc/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality被引频次学科排名<br> http://figure.impactfactor.cn/tcr/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality年度引用<br> http://figure.impactfactor.cn/ii/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality年度引用学科排名<br> http://figure.impactfactor.cn/iir/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality读者反馈<br> http://figure.impactfactor.cn/5y/?ISSN=BK0473807<br><br> <br><br>书目名称Introduction to Isospectrality读者反馈学科排名<br> http://figure.impactfactor.cn/5yr/?ISSN=BK0473807<br><br> <br><br>entail 发表于 2025-3-21 21:51:13
Alberto ArabiaA self-contained account of the key contributions of Sunada, Buser, Bérard, Gordon, Webb and Wolpert.Provides a detailed construction of contractible, non-isometric isospectral surfaces.Includes 190 f人类的发源 发表于 2025-3-22 03:14:12
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Chapter 1 Introduction,This book is about ., a technique developed in the 1990s which led to the discovery of the first known non-isometric isospectral drumhead membranes. But before that, this introductory chapter gives an overview of the whole subject to help appreciate the value of this technique.美丽的写 发表于 2025-3-22 12:19:40
Chapter 2 The Wave Equation on Flat Manifolds,While Sunada’s method applies to general Riemannian manifolds, the constructions of the Buser’s surfaces 1.6.5 and the GWW domains 1.6.6, to which this book is devoted, involve only flat manifolds of dimension 2 with piecewise linear boundaries (PLB-. in short) and local isometries.gonioscopy 发表于 2025-3-22 13:13:05
,Chapter 3 The Sunada–Bérard–Buser Method,In Chapter ., we introduced flat manifolds and surfaces with PL-boundaries, which are spaces with enough structure to give meaning to the Wave Equation. We also introduced local isometries to relate these spaces to each other, thereby defining a rich and flexible category of spaces where we can test isospectrality.好开玩笑 发表于 2025-3-22 18:24:56
,Chapter 4 The Gordon–Webb–Wolpert Isospectral Domains,In this chapter we explain the approach of Gordon–Webb–Wolpert, Buser–Semmler and Conway–Doyle to progressively transform the Buser surfaces . , for . obtaining the plane domains . and . and proving isospectrality at each transformation step.degradation 发表于 2025-3-22 22:34:48
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Appendix C The Path-Distance on a Hausdorf Connected Flat Manifold,Once the notion of . on a flat manifold . is clarified, we can consider defining the distance between two points . and . in a connected component of ., as the lower bound of the lengths of paths joining . to ..