Kobayashi-Hitchin Correspondence for Tame Harmonic Bundles and an Application

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ISBN 13 :
Total Pages : 132 pages
Book Rating : 4.X/5 (3 download)

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Book Synopsis Kobayashi-Hitchin Correspondence for Tame Harmonic Bundles and an Application by : Takuro Mochizuki

Download or read book Kobayashi-Hitchin Correspondence for Tame Harmonic Bundles and an Application written by Takuro Mochizuki and published by . This book was released on 2006 with total page 132 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author establishes the correspondence between tame harmonic bundles and $\mu _L$-polystable parabolic Higgs bundles with trivial characteristic numbers. He also shows the Bogomolov-Gieseker type inequality for $\mu _L$-stable parabolic Higgs bundles. The author shows that any local system on a smooth quasiprojective variety can be deformed to a variation of polarized Hodge structure. He then concludes that some kind of discrete groups cannot be a split quotient of the fundamental group of a smooth quasiprojective variety.

Kobayashi-Hitchin Correspondence for Tame Harmonic Bundles II

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ISBN 13 :
Total Pages : 69 pages
Book Rating : 4.:/5 (255 download)

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Book Synopsis Kobayashi-Hitchin Correspondence for Tame Harmonic Bundles II by : Takuro Mochizuki

Download or read book Kobayashi-Hitchin Correspondence for Tame Harmonic Bundles II written by Takuro Mochizuki and published by . This book was released on 2006 with total page 69 pages. Available in PDF, EPUB and Kindle. Book excerpt:

Asymptotic Behaviour of Tame Harmonic Bundles and an Application to Pure Twistor $D$-Modules, Part 1

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Publisher : American Mathematical Soc.
ISBN 13 : 082183942X
Total Pages : 344 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis Asymptotic Behaviour of Tame Harmonic Bundles and an Application to Pure Twistor $D$-Modules, Part 1 by : Takuro Mochizuki

Download or read book Asymptotic Behaviour of Tame Harmonic Bundles and an Application to Pure Twistor $D$-Modules, Part 1 written by Takuro Mochizuki and published by American Mathematical Soc.. This book was released on 2007 with total page 344 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author studies the asymptotic behaviour of tame harmonic bundles. First he proves a local freeness of the prolongment of deformed holomorphic bundle by an increasing order. Then he obtains the polarized mixed twistor structure from the data on the divisors. As one of the applications, he obtains the norm estimate of holomorphic or flat sections by weight filtrations of the monodromies. As another application, the author establishes the correspondence of semisimple regular holonomic $D$-modules and polarizable pure imaginary pure twistor $D$-modules through tame pure imaginary harmonic bundles, which is a conjecture of C. Sabbah. Then the regular holonomic version of M. Kashiwara's conjecture follows from the results of Sabbah and the author.

Asymptotic Behaviour of Tame Harmonic Bundles and an Application to Pure Twistor $D$-Modules, Part 2

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Publisher : American Mathematical Soc.
ISBN 13 : 0821839438
Total Pages : 262 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis Asymptotic Behaviour of Tame Harmonic Bundles and an Application to Pure Twistor $D$-Modules, Part 2 by : Takuro Mochizuki

Download or read book Asymptotic Behaviour of Tame Harmonic Bundles and an Application to Pure Twistor $D$-Modules, Part 2 written by Takuro Mochizuki and published by American Mathematical Soc.. This book was released on 2007 with total page 262 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author studies the asymptotic behaviour of tame harmonic bundles. First he proves a local freeness of the prolongment of deformed holomorphic bundle by an increasing order. Then he obtains the polarized mixed twistor structure from the data on the divisors. As one of the applications, he obtains the norm estimate of holomorphic or flat sections by weight filtrations of the monodromies. As another application, the author establishes the correspondence of semisimple regularholonomic $D$-modules and polarizable pure imaginary pure twistor $D$-modules through tame pure imaginary harmonic bundles, which is a conjecture of C. Sabbah. Then the regular holonomic version of M. Kashiwara's conjecture follows from the results of Sabbah and the author.

Geometry and Dynamics of Groups and Spaces

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Publisher : Springer Science & Business Media
ISBN 13 : 3764386088
Total Pages : 759 pages
Book Rating : 4.7/5 (643 download)

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Book Synopsis Geometry and Dynamics of Groups and Spaces by : Mikhail Kapranov

Download or read book Geometry and Dynamics of Groups and Spaces written by Mikhail Kapranov and published by Springer Science & Business Media. This book was released on 2008-03-05 with total page 759 pages. Available in PDF, EPUB and Kindle. Book excerpt: Alexander Reznikov (1960-2003) was a brilliant and highly original mathematician. This book presents 18 articles by prominent mathematicians and is dedicated to his memory. In addition it contains an influential, so far unpublished manuscript by Reznikov of book length. The book further provides an extensive survey on Kleinian groups in higher dimensions and some articles centering on Reznikov as a person.

Geometry and Physics

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Publisher :
ISBN 13 : 0198802021
Total Pages : 347 pages
Book Rating : 4.1/5 (988 download)

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Book Synopsis Geometry and Physics by : Jørgen Ellegaard Andersen

Download or read book Geometry and Physics written by Jørgen Ellegaard Andersen and published by . This book was released on 2018 with total page 347 pages. Available in PDF, EPUB and Kindle. Book excerpt: Nigel Hitchin is one of the world's foremost figures in the fields of differential and algebraic geometry and their relations with mathematical physics, and he has been Savilian Professor of Geometry at Oxford since 1997. Geometry and Physics: A Festschrift in honour of Nigel Hitchin contain the proceedings of the conferences held in September 2016 in Aarhus, Oxford, and Madrid to mark Nigel Hitchin's 70th birthday, and to honour his far-reaching contributions to geometry and mathematical physics. These texts contain 29 articles by contributors to the conference and other distinguished mathematicians working in related areas, including three Fields Medallists. The articles cover a broad range of topics in differential, algebraic and symplectic geometry, and also in mathematical physics. These volumes will be of interest to researchers and graduate students in geometry and mathematical physics.

Mixed Twistor D-modules

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Publisher : Springer
ISBN 13 : 3319100882
Total Pages : 497 pages
Book Rating : 4.3/5 (191 download)

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Book Synopsis Mixed Twistor D-modules by : Takuro Mochizuki

Download or read book Mixed Twistor D-modules written by Takuro Mochizuki and published by Springer. This book was released on 2015-08-19 with total page 497 pages. Available in PDF, EPUB and Kindle. Book excerpt: We introduce mixed twistor D-modules and establish their fundamental functorial properties. We also prove that they can be described as the gluing of admissible variations of mixed twistor structures. In a sense, mixed twistor D-modules can be regarded as a twistor version of M. Saito's mixed Hodge modules. Alternatively, they can be viewed as a mixed version of the pure twistor D-modules studied by C. Sabbah and the author. The theory of mixed twistor D-modules is one of the ultimate goals in the study suggested by Simpson's Meta Theorem and it would form a foundation for the Hodge theory of holonomic D-modules which are not necessarily regular singular.

From Hodge Theory to Integrability and TQFT

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Publisher : American Mathematical Soc.
ISBN 13 : 082184430X
Total Pages : 314 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis From Hodge Theory to Integrability and TQFT by : Ron Donagi

Download or read book From Hodge Theory to Integrability and TQFT written by Ron Donagi and published by American Mathematical Soc.. This book was released on 2008 with total page 314 pages. Available in PDF, EPUB and Kindle. Book excerpt: "Ideas from quantum field theory and string theory have had an enormous impact on geometry over the last two decades. One extremely fruitful source of new mathematical ideas goes back to the works of Cecotti, Vafa, et al. around 1991 on the geometry of topological field theory. Their tt*-geometry (tt* stands for topological-antitopological) was motivated by physics, but it turned out to unify ideas from such separate branches of mathematics as singularity theory, Hodge theory, integrable systems, matrix models, and Hurwitz spaces. The interaction among these fields suggested by tt*-geometry has become a fast moving and exciting research area. This book, loosely based on the 2007 Augsburg, Germany workshop "From tQFT to tt* and Integrability", is the perfect introduction to the range of mathematical topics relevant to tt*-geometry. It begins with several surveys of the main features of tt*-geometry, Frobenius manifolds, twistors, and related structures in algebraic and differential geometry, each starting from basic definitions and leading to current research. The volume moves on to explorations of current foundational issues in Hodge theory: higher weight phenomena in twistor theory and non-commutative Hodge structures and their relation to mirror symmetry. The book concludes with a series of applications to integrable systems and enumerative geometry, exploring further extensions and connections to physics. With its progression through introductory, foundational, and exploratory material, this book is an indispensable companion for anyone working in the subject or wishing to enter it."--Publisher's website.

Geometry and Physics: Volume 2

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Publisher : Oxford University Press
ISBN 13 : 019252237X
Total Pages : 400 pages
Book Rating : 4.1/5 (925 download)

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Book Synopsis Geometry and Physics: Volume 2 by : Jørgen Ellegaard Andersen

Download or read book Geometry and Physics: Volume 2 written by Jørgen Ellegaard Andersen and published by Oxford University Press. This book was released on 2018-10-18 with total page 400 pages. Available in PDF, EPUB and Kindle. Book excerpt: Nigel Hitchin is one of the world's foremost figures in the fields of differential and algebraic geometry and their relations with mathematical physics, and he has been Savilian Professor of Geometry at Oxford since 1997. Geometry and Physics: A Festschrift in honour of Nigel Hitchin contain the proceedings of the conferences held in September 2016 in Aarhus, Oxford, and Madrid to mark Nigel Hitchin's 70th birthday, and to honour his far-reaching contributions to geometry and mathematical physics. These texts contain 29 articles by contributors to the conference and other distinguished mathematicians working in related areas, including three Fields Medallists. The articles cover a broad range of topics in differential, algebraic and symplectic geometry, and also in mathematical physics. These volumes will be of interest to researchers and graduate students in geometry and mathematical physics.

Integral Geometry Methods in the Geometrical Langlands Program

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Publisher : Scientific Research Publishing, Inc. USA
ISBN 13 : 1618961403
Total Pages : 195 pages
Book Rating : 4.6/5 (189 download)

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Book Synopsis Integral Geometry Methods in the Geometrical Langlands Program by : Prof. Dr. Francisco Bulnes

Download or read book Integral Geometry Methods in the Geometrical Langlands Program written by Prof. Dr. Francisco Bulnes and published by Scientific Research Publishing, Inc. USA. This book was released on 2016-06-08 with total page 195 pages. Available in PDF, EPUB and Kindle. Book excerpt: The book is divided on the studied aspects in integral geometry and that are of interest in field theory, at least, to the solution or obtaining of integrals to the field equations corresponding to the moduli stacks planted. In the chapters 1, 2, 3, 4, are exposed the generalizations of the Penrose transforms with a good D-modules theory in the derived categories context and their deformations. In the chapters 5, and 6, are exposed and discussed the different classification problems and their implications in the differential operators to the field equations. Finally, in the chapters 7, and 8 are exposed the aspects of the geometrical ramification of field ramification going behold the holomorphicity. In the end of the book are included several research exercises that can be discussed and exposed inside postgraduate courses in derived geometry or related as derived categories or categories on commutative and non-commutative rings.

Rank One Higgs Bundles and Representations of Fundamental Groups of Riemann Surfaces

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Publisher : American Mathematical Soc.
ISBN 13 : 082184136X
Total Pages : 86 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis Rank One Higgs Bundles and Representations of Fundamental Groups of Riemann Surfaces by : William Mark Goldman

Download or read book Rank One Higgs Bundles and Representations of Fundamental Groups of Riemann Surfaces written by William Mark Goldman and published by American Mathematical Soc.. This book was released on 2008 with total page 86 pages. Available in PDF, EPUB and Kindle. Book excerpt: This expository article details the theory of rank one Higgs bundles over a closed Riemann surface $X$ and their relation to representations of the fundamental group of $X$. The authors construct an equivalence between the deformation theories of flat connections and Higgs pairs. This provides an identification of moduli spaces arising in different contexts. The moduli spaces are real Lie groups. From each context arises a complex structure, and the different complex structures define a hyperkähler structure. The twistor space, real forms, and various group actions are computed explicitly in terms of the Jacobian of $X$. The authors describe the moduli spaces and their geometry in terms of the Riemann period matrix of $X$.

Calabi-Yau Varieties: Arithmetic, Geometry and Physics

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Publisher : Springer
ISBN 13 : 1493928309
Total Pages : 542 pages
Book Rating : 4.4/5 (939 download)

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Book Synopsis Calabi-Yau Varieties: Arithmetic, Geometry and Physics by : Radu Laza

Download or read book Calabi-Yau Varieties: Arithmetic, Geometry and Physics written by Radu Laza and published by Springer. This book was released on 2015-08-27 with total page 542 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume presents a lively introduction to the rapidly developing and vast research areas surrounding Calabi–Yau varieties and string theory. With its coverage of the various perspectives of a wide area of topics such as Hodge theory, Gross–Siebert program, moduli problems, toric approach, and arithmetic aspects, the book gives a comprehensive overview of the current streams of mathematical research in the area. The contributions in this book are based on lectures that took place during workshops with the following thematic titles: “Modular Forms Around String Theory,” “Enumerative Geometry and Calabi–Yau Varieties,” “Physics Around Mirror Symmetry,” “Hodge Theory in String Theory.” The book is ideal for graduate students and researchers learning about Calabi–Yau varieties as well as physics students and string theorists who wish to learn the mathematics behind these varieties.

Noncommutative Maslov Index and Eta-Forms

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Publisher : American Mathematical Soc.
ISBN 13 : 0821839977
Total Pages : 130 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis Noncommutative Maslov Index and Eta-Forms by : Charlotte Wahl

Download or read book Noncommutative Maslov Index and Eta-Forms written by Charlotte Wahl and published by American Mathematical Soc.. This book was released on 2007 with total page 130 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author defines and proves a noncommutative generalization of a formula relating the Maslov index of a triple of Lagrangian subspaces of a symplectic vector space to eta-invariants associated to a pair of Lagrangian subspaces. The noncommutative Maslov index, defined for modules over a $C *$-algebra $\mathcal{A}$, is an element in $K_0(\mathcal{A})$. The generalized formula calculates its Chern character in the de Rham homology of certain dense subalgebras of $\mathcal{A}$. The proof is a noncommutative Atiyah-Patodi-Singer index theorem for a particular Dirac operator twisted by an $\mathcal{A}$-vector bundle. The author develops an analytic framework for this type of index problem.

Toroidal Dehn Fillings on Hyperbolic 3-Manifolds

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Publisher : American Mathematical Soc.
ISBN 13 : 082184167X
Total Pages : 154 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis Toroidal Dehn Fillings on Hyperbolic 3-Manifolds by : Cameron Gordon

Download or read book Toroidal Dehn Fillings on Hyperbolic 3-Manifolds written by Cameron Gordon and published by American Mathematical Soc.. This book was released on 2008 with total page 154 pages. Available in PDF, EPUB and Kindle. Book excerpt: The authors determine all hyperbolic $3$-manifolds $M$ admitting two toroidal Dehn fillings at distance $4$ or $5$. They show that if $M$ is a hyperbolic $3$-manifold with a torus boundary component $T 0$, and $r,s$ are two slopes on $T 0$ with $\Delta(r,s) = 4$ or $5$ such that $M(r)$ and $M(s)$ both contain an essential torus, then $M$ is either one of $14$ specific manifolds $M i$, or obtained from $M 1, M 2, M 3$ or $M {14}$ by attaching a solid torus to $\partial M i - T 0$.All the manifolds $M i$ are hyperbolic, and the authors show that only the first three can be embedded into $S3$. As a consequence, this leads to a complete classification of all hyperbolic knots in $S3$ admitting two toroidal surgeries with distance at least $4$.

Operator Valued Hardy Spaces

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Publisher : American Mathematical Soc.
ISBN 13 : 0821839802
Total Pages : 78 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis Operator Valued Hardy Spaces by : Tao Mei

Download or read book Operator Valued Hardy Spaces written by Tao Mei and published by American Mathematical Soc.. This book was released on 2007 with total page 78 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author gives a systematic study of the Hardy spaces of functions with values in the noncommutative $Lp$-spaces associated with a semifinite von Neumann algebra $\mathcal{M .$ This is motivated by matrix valued Harmonic Analysis (operator weighted norm inequalities, operator Hilbert transform), as well as by the recent development of noncommutative martingale inequalities. in this paper noncommutative Hardy spaces are defined by noncommutative Lusin integral function, and it isproved that they are equivalent to those defined by noncommutative Littlewood-Paley G-functions. The main results of this paper include: (i) The analogue in the author's setting of the classical Fefferman duality theorem between $\mathcal{H 1$ and $\mathrm{BMO $. (ii) The atomic decomposition of theauthor's noncommutative $\mathcal{H 1.$ (iii) The equivalence between the norms of the noncommutative Hardy spaces and of the noncommutative $Lp$-spaces $(1

Argos Seminar on Intersections of Modular Correspondences

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Publisher :
ISBN 13 :
Total Pages : 244 pages
Book Rating : 4.X/5 (3 download)

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Book Synopsis Argos Seminar on Intersections of Modular Correspondences by : Société mathématique de France

Download or read book Argos Seminar on Intersections of Modular Correspondences written by Société mathématique de France and published by . This book was released on 2007 with total page 244 pages. Available in PDF, EPUB and Kindle. Book excerpt: This volume contains the written account of the Bonn Seminar on Arithmetic Geometry 2003/2004. It gives a coherent exposition of the theory of intersections of modular correspondences. The focus of the seminar is the formula for the intersection number of arithmetic modular correspondences due to Gross and Keating. Other topics treated are Hurwitz's theorem on the intersection of modular correspondences over the field of complex numbers and the relation of the arithmetic intersection numbers to Fourier coefficients of Siegel-Eisenstein series. Also included is background material on one-dimensional formal groups and their endomorphisms and on quadratic forms over the ring of $p$-adic integers.

The Structure of the Rational Concordance Group of Knots

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Publisher : American Mathematical Soc.
ISBN 13 : 0821839934
Total Pages : 114 pages
Book Rating : 4.8/5 (218 download)

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Book Synopsis The Structure of the Rational Concordance Group of Knots by : Jae Choon Cha

Download or read book The Structure of the Rational Concordance Group of Knots written by Jae Choon Cha and published by American Mathematical Soc.. This book was released on 2007 with total page 114 pages. Available in PDF, EPUB and Kindle. Book excerpt: The author studies the group of rational concordance classes of codimension two knots in rational homology spheres. He gives a full calculation of its algebraic theory by developing a complete set of new invariants. For computation, he relates these invariants with limiting behaviour of the Artin reciprocity over an infinite tower of number fields and analyzes it using tools from algebraic number theory. In higher dimensions it classifies the rational concordance group of knots whose ambient space satisfies a certain cobordism theoretic condition. In particular, he constructs infinitely many torsion elements. He shows that the structure of the rational concordance group is much more complicated than the integral concordance group from a topological viewpoint. He also investigates the structure peculiar to knots in rational homology 3-spheres. To obtain further nontrivial obstructions in this dimension, he develops a technique of controlling a certain limit of the von Neumann $L 2$-signature invariants.