Michael Demuth – författare

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29 produkter

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29 produkter

Del 44 - Progress in Mathematical Physics
Determining Spectra in Quantum Theory
AvMichael Demuth,M. Krishna
Inbunden, Engelska, 2005
1 098 kr
Skickas inom 10-15 vardagar
Themainobjectiveofthisbookistogiveacollectionofcriteriaavailablein the spectral theory of selfadjoint operators, and to identify the spectrum and its components in the Lebesgue decomposition. Many of these criteria were published in several articles in di?erent journals. We collected them, added some and gave some overview that can serve as a platform for further research activities. Spectral theory of Schr¨ odinger type operators has a long history; however the most widely used methods were limited in number. For any selfadjoint operatorA on a separable Hilbert space the spectrum is identi?ed by looking atthetotalspectralmeasureassociatedwithit;oftenstudyingsuchameasure meant looking at some transform of the measure. The transforms were of the form f,?(A)f which is expressible, by the spectral theorem, as ?(x)dµ (x) for some ?nite measureµ . The two most widely used functions? were the sx ?1 exponential function?(x)=e and the inverse function?(x)=(x?z) . These functions are “usable” in the sense that they can be manipulated with respect to addition of operators, which is what one considers most often in the spectral theory of Schr¨ odinger type operators. Starting with this basic structure we look at the transforms of measures from which we can recover the measures and their components in Chapter 1. In Chapter 2 we repeat the standard spectral theory of selfadjoint op- ators. The spectral theorem is given also in the Hahn–Hellinger form. Both Chapter 1 and Chapter 2 also serve to introduce a series of de?nitions and notations, as they prepare the background which is necessary for the criteria in Chapter 3.
Determining Spectra in Quantum Theory
AvM. Krishna,Michael Demuth
E-bok
PDF, Engelska, 2006
1 416 kr
Läs direkt efter köp
Themainobjectiveofthisbookistogiveacollectionofcriteriaavailablein the spectral theory of selfadjoint operators, and to identify the spectrum and its components in the Lebesgue decomposition. Many of these criteria were published in several articles in di?erent journals. We collected them, added some and gave some overview that can serve as a platform for further research activities. Spectral theory of Schr¨ odinger type operators has a long history; however the most widely used methods were limited in number. For any selfadjoint operatorA on a separable Hilbert space the spectrum is identi?ed by looking atthetotalspectralmeasureassociatedwithit;oftenstudyingsuchameasure meant looking at some transform of the measure. The transforms were of the form f,?(A)f which is expressible, by the spectral theorem, as ?(x)dµ (x) for some ?nite measureµ . The two most widely used functions? were the sx ?1 exponential function?(x)=e and the inverse function?(x)=(x?z) . These functions are “usable” in the sense that they can be manipulated with respect to addition of operators, which is what one considers most often in the spectral theory of Schr¨ odinger type operators. Starting with this basic structure we look at the transforms of measures from which we can recover the measures and their components in Chapter 1. In Chapter 2 we repeat the standard spectral theory of selfadjoint op- ators. The spectral theorem is given also in the Hahn–Hellinger form. Both Chapter 1 and Chapter 2 also serve to introduce a series of de?nitions and notations, as they prepare the background which is necessary for the criteria in Chapter 3.
Partial Differential Equations and Spectral Theory
AvMichael Demuth,Bert-Wolfgang Schulzem. fl.
Inbunden, Engelska, 2011
1 098 kr
Skickas inom 10-15 vardagar
This volume collects six articles on selected topics at the frontier between partial differential equations and spectral theory, written by leading specialists in their respective field. The articles focus on topics that are in the center of attention of current research, with original contributions from the authors. They are written in a clear expository style that makes them accessible to a broader audience. The articles contain a detailed introduction and discuss recent progress, provide additional motivation, and develop the necessary tools. Moreover, the authors share their views on future developments, hypotheses, and unsolved problems.
Partial Differential Equations and Spectral Theory
AvIngo Witt,Bert-Wolfgang Schulzem. fl.
E-bok
PDF, Engelska, 2011
1 413 kr
Läs direkt efter köp
This volume collects six articles on selected topics at the frontier between partial differential equations and spectral theory, written by leading specialists in their respective field. The articles focus on topics that are in the center of attention of current research, with original contributions from the authors. They are written in a clear expository style that makes them accessible to a broader audience. The articles contain a detailed introduction and discuss recent progress, provide additional motivation, and develop the necessary tools. Moreover, the authors share their views on future developments, hypotheses, and unsolved problems.
Partial Differential Equations and Spectral Theory
AvMichael Demuth,Bert-Wolfgang Schulzem. fl.
Häftad, Engelska, 2014
1 098 kr
Skickas inom 10-15 vardagar
This volume collects six articles on selected topics at the frontier between partial differential equations and spectral theory, written by leading specialists in their respective field. The articles focus on topics that are in the center of attention of current research, with original contributions from the authors. They are written in a clear expository style that makes them accessible to a broader audience. The articles contain a detailed introduction and discuss recent progress, provide additional motivation, and develop the necessary tools. Moreover, the authors share their views on future developments, hypotheses, and unsolved problems.
Mathematical Physics, Spectral Theory and Stochastic Analysis
AvMichael Demuth,Werner Kirsch
Inbunden, Engelska, 2013
1 098 kr
Skickas inom 10-15 vardagar
This volume presents self-contained survey articles on modern research areas written by experts in their fields. The topics are located at the interface of spectral theory, theory of partial differential operators, stochastic analysis, and mathematical physics. The articles are accessible to graduate students and researches from other fields of mathematics or physics while also being of value to experts, as they report on the state of the art in the respective fields.
Mathematical Physics, Spectral Theory and Stochastic Analysis
AvWerner Kirsch,Michael Demuth
E-bok
PDF, Engelska, 2014
1 413 kr
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This volume presents self-contained survey articles on modern research areas written by experts in their fields. The topics are located at the interface of spectral theory, theory of partial differential operators, stochastic analysis, and mathematical physics. The articles are accessible to graduate students and researches from other fields of mathematics or physics while also being of value to experts, as they report on the state of the art in the respective fields.
Mathematical Physics, Spectral Theory and Stochastic Analysis
AvMichael Demuth,Werner Kirsch
Häftad, Engelska, 2015
1 098 kr
Skickas inom 10-15 vardagar
This volume presents self-contained survey articles on modern research areas written by experts in their fields. The topics are located at the interface of spectral theory, theory of partial differential operators, stochastic analysis, and mathematical physics. The articles are accessible to graduate students and researches from other fields of mathematics or physics while also being of value to experts, as they report on the state of the art in the respective fields.
Nonlinear Hyperbolic Equations, Spectral Theory, and Wavelet Transformations
A Volume of Advances in Partial Differential Equations
AvBert-Wolfgang Schulze,Elmar Schrohem. fl.
E-bok
PDF, Engelska, 2012
1 413 kr
Läs direkt efter köp
This volume focuses on recent developments in non-linear and hyperbolic equations. It will be a most valuable resource for researchers in applied mathematics, the theory of wavelets, and in mathematical and theoretical physics. Nine up-to-date contributions have been written on invitation by experts in the respective fields. The book is the third volume of the subseries "e;Advances in Partial Differential Equations"e;.
Parabolicity, Volterra Calculus, and Conical Singularities
A Volume of Advances in Partial Differential Equations
AvBert-Wolfgang Schulze,Elmar Schrohem. fl.
E-bok
PDF, Engelska, 2012
710 kr
Läs direkt efter köp
Partial differential equations constitute an integral part of mathematics. They lie at the interface of areas as diverse as differential geometry, functional analysis, or the theory of Lie groups and have numerous applications in the applied sciences. A wealth of methods has been devised for their analysis. Over the past decades, operator algebras in connection with ideas and structures from geometry, topology, and theoretical physics have contributed a large variety of particularly useful tools. One typical example is the analysis on singular configurations, where elliptic equations have been studied successfully within the framework of operator algebras with symbolic structures adapted to the geometry of the underlying space. More recently, these techniques have proven to be useful also for studying parabolic and hyperbolic equations. Moreover, it turned out that many seemingly smooth, noncompact situations can be handled with the ideas from singular analysis. The three papers at the beginning of this volume highlight this aspect. They deal with parabolic equations, a topic relevant for many applications. The first article prepares the ground by presenting a calculus for pseudo differential operators with an anisotropic analytic parameter. In the subsequent paper, an algebra of Mellin operators on the infinite space-time cylinder is constructed. It is shown how timelike infinity can be treated as a conical singularity.
Partial Differential Equations and Spectral Theory
PDE2000 Conference in Clausthal, Germany
AvBert-Wolfgang Schulze,Michael Demuth
E-bok
PDF, Engelska, 2012
710 kr
Läs direkt efter köp
Stochastic Spectral Theory for Selfadjoint Feller Operators
A Functional Integration Approach
AvJan A. van Casteren,Michael Demuth
E-bok
PDF, Engelska, 2012
1 413 kr
Läs direkt efter köp
A beautiful interplay between probability theory (Markov processes, martingale theory) on the one hand and operator and spectral theory on the other yields a uniform treatment of several kinds of Hamiltonians such as the Laplace operator, relativistic Hamiltonian, Laplace-Beltrami operator, and generators of Ornstein-Uhlenbeck processes. For such operators regular and singular perturbations of order zero and their spectral properties are investigated.A complete treatment of the Feynman-Kac formula is given. The theory is applied to such topics as compactness or trace class properties of differences of Feynman-Kac semigroups, preservation of absolutely continuous and/or essential spectra and completeness of scattering systems.The unified approach provides a new viewpoint of and a deeper insight into the subject. The book is aimed at advanced students and researchers in mathematical physics and mathematics with an interest in quantum physics, scattering theory, heat equation, operator theory, probability theory and spectral theory.
Partial Differential Operators and Mathematical Physics
International Conference in Holzhau, Germany, July 3–9, 1994
AvBert-Wolfgang Schulze,Michael Demuth
E-bok
PDF, Engelska, 2012
1 413 kr
Läs direkt efter köp
Nonlinear Hyperbolic Equations, Spectral Theory, and Wavelet Transformations
A Volume of Advances in Partial Differential Equations
AvSergio Albeverio,Michael Demuthm. fl.
Häftad, Engelska, 2012
1 098 kr
Skickas inom 10-15 vardagar
This volume focuses on recent developments in non-linear and hyperbolic equations. It will be a most valuable resource for researchers in applied mathematics, the theory of wavelets, and in mathematical and theoretical physics. Nine up-to-date contributions have been written on invitation by experts in the respective fields. The book is the third volume of the subseries "Advances in Partial Differential Equations".
Parabolicity, Volterra Calculus, and Conical Singularities
A Volume of Advances in Partial Differential Equations
AvSergio Albeverio,Michael Demuthm. fl.
Häftad, Engelska, 2012
553 kr
Skickas inom 10-15 vardagar
Partial differential equations constitute an integral part of mathematics. They lie at the interface of areas as diverse as differential geometry, functional analysis, or the theory of Lie groups and have numerous applications in the applied sciences. A wealth of methods has been devised for their analysis. Over the past decades, operator algebras in connection with ideas and structures from geometry, topology, and theoretical physics have contributed a large variety of particularly useful tools. One typical example is the analysis on singular configurations, where elliptic equations have been studied successfully within the framework of operator algebras with symbolic structures adapted to the geometry of the underlying space. More recently, these techniques have proven to be useful also for studying parabolic and hyperbolic equations. Moreover, it turned out that many seemingly smooth, noncompact situations can be handled with the ideas from singular analysis. The three papers at the beginning of this volume highlight this aspect. They deal with parabolic equations, a topic relevant for many applications. The first article prepares the ground by presenting a calculus for pseudo differential operators with an anisotropic analytic parameter. In the subsequent paper, an algebra of Mellin operators on the infinite space-time cylinder is constructed. It is shown how timelike infinity can be treated as a conical singularity.
Partial Differential Equations and Spectral Theory
PDE2000 Conference in Clausthal, Germany
AvMichael Demuth,Bert-Wolfgang Schulze
Häftad, Engelska, 2012
553 kr
Skickas inom 10-15 vardagar
This volume contains the proceedings of "PDE 2000", the international conference on partial differential equations held July 24 -28, 2000, in Clausthal. The confer- ence took place during the EXPO 2000 and was sponsored by the Land Nieder- sachsen, the Deutsche Forschungsgemeinschaft, the Bergstadt Clausthal-Zellerfeld and the Kreissparkasse Clausthal-Zellerfeld. This conference continues a series: Ludwigfelde 1976, Reinhardsbrunn 1985, Holz- hau 1988, Breitenbrunn 1990, Lambrecht 1991 (proceedings in Operator Theory: Advances and Applications, Vol. 57, Birkhauser Verlag 1992), Potsdam 1992 and 1993, Holzhau 1994 (proceedings in Operator Theory: Advances and Applications, Vol. 78, Birkhauser Verlag 1995), Caputh 1995 and Potsdam 1996 (proceedings in Mathematical Research, Vol. 100, Akademie Verlag 1997). The intention of the organizers was to bring together specialists from different areas of modern analysis, mathematical physics and geometry, to discuss not only the recent progress in their own fields but also the interaction between these fields.The special topics of the conference were spectral and scattering theory, semiclas- sical and asymptotic analysis, pseudodifferential operators and their relation to geometry, as well as partial differential operators and their connection to stochas- tic analysis and to the theory of semigroups. The scientific advisory board of the conference in Clausthal consisted of M. Ben- Artzi (Jerusalem), Chen Hua (Peking), M. Demuth (Clausthal), T. Ichinose (Kanazawa), 1. Rodino (Thrin), B.-W. Schulze (Potsdam) and J. Sjostrand (Paris).
Stochastic Spectral Theory for Selfadjoint Feller Operators
A Functional Integration Approach
AvMichael Demuth,Jan A. van Casteren
Häftad, Engelska, 2012
1 098 kr
Skickas inom 10-15 vardagar
A beautiful interplay between probability theory (Markov processes, martingale theory) on the one hand and operator and spectral theory on the other yields a uniform treatment of several kinds of Hamiltonians such as the Laplace operator, relativistic Hamiltonian, Laplace-Beltrami operator, and generators of Ornstein-Uhlenbeck processes. For such operators regular and singular perturbations of order zero and their spectral properties are investigated.A complete treatment of the Feynman-Kac formula is given. The theory is applied to such topics as compactness or trace class properties of differences of Feynman-Kac semigroups, preservation of absolutely continuous and/or essential spectra and completeness of scattering systems.The unified approach provides a new viewpoint of and a deeper insight into the subject. The book is aimed at advanced students and researchers in mathematical physics and mathematics with an interest in quantum physics, scattering theory, heat equation, operator theory, probability theory and spectral theory.
Partial Differential Operators and Mathematical Physics
International Conference in Holzhau, Germany, July 3–9, 1994
AvMichael Demuth,Bert-Wolfgang Schulze
Häftad, Engelska, 2011
1 098 kr
Skickas inom 10-15 vardagar
This volume contains the proceedings of the International Conference on "Par- tial Differential Equations" held in HolzhaujErzgebirge, Germany, July 3~9, 1994. The conference was sponsored by the Max-Planck-Gesellschaft, the Deutsche For- schungsgemeinschaft, the Land Brandenburg and the Freistaat Sachsen. It was initiated by the Max-Planck-Research Group "Partielle Differential- gleichungen und Komplexe Analysis" at the University of Potsdam as one of the annual meetings of the research group. This conference is part of a series begun by the former Karl-Weierstraf3-Institute of Mathematics in Berlin, with the confer- ences in Ludwigsfelde 1976, Reinhardsbrunn 1985, Holzhau 1988 (proceedings in the Teubner Texte zur Mathematik 112, Teubner-Verlag 1989), Breitenbrunn 1990 (proceedings in the Teubner Texte zur Mathematik 131, Teubner-Verlag 1992), and Lambrecht 1991 (proceedings in Operator Theory: Advances and Applications, Vol. 57, Birkhiiuser Verlag 1992); subsequent conferences took place in Potsdam in 1992 and 1993 under the auspices of the Max-Planck-Research Group "Partielle Differentialgleichungen und Komplexe Analysis" at the University of Potsdam.It was the intention of the organizers to bring together specialists from differ- ent areas of modern analysis, geometry and mathematical physics to discuss not only recent progress in the respective disciplines but also to encourage interaction between these fields. The scientific advisory board of the Holzhau conference consisted of S. Al- beverio (Bochum), L. Boutet de Monvel (Paris), M. Demuth (Clausthal), P. Gilkey (Eugene), B. Gramsch (Mainz), B. Helffer (Paris), S.T. Kuroda (Tokyo), B.-W. Schulze (Potsdam).
Investment Fonds
Produkte · Fakten · Strategien
AvOlaf Thiel,Henrik Bustorfm. fl.
E-bok
PDF, Tyska, 2013
501 kr
Läs direkt efter köp
Vorwort Mit Investmentfonds Geld verdienen Fonds sind in aller Munde. Man redet über Investment. Sie haben auch schon davon gehört? Investmentfonds sind im Gespräch. Und jeder hat etwas zu sagen. Der Investmentfonds-Branche wird von Experten und solchen, die es gerne wären, ein Jahrzehnt des Booms vorhergesagt. Allein 1993 er zielten deutsche Publikumsfonds sowie Luxemburger Fonds deutscher Provenienz mit mehr als 37 Milliarden DM erneut ein rekordverdächti ges Mittelaufkommen. Nicht zu vergessen die ausländischen Invest mentgesellschaften, die verstärkt auf den deutschen Markt drängen und für große Anlegerkreise eine lukrative Alternative darstellen. In vestmentfonds sind mittlerweile ein fester Baustein der privaten Ver mögensplanung und erreichen immer größere Bevölkerungskreise. Und wenn es denn boomt, dann wollen Sie doch bestimmt auch ein Wörtchen mitreden, oder? Und deshalb werden Sie in diesem Buch ei niges über die Vielfalt der Fondswelt erfahren und hoffentlich für sich auch einige brauchbare Strategien finden, denn natürlich sollen Sie nicht nur mitreden, sondern hoffentlich auch mitverdienen können. Investmentfonds in Katalogen, Fondsboutiquen in den Einkaufszentren Ihrer Stadt oder gar Fondskauf am Automaten? Zugegeben! Noch kön nen Sie keine Fonds am Automaten kaufen, aber die klassischen Fondsverkäufer, die bislang als Berater in Banken oder Versicherungen saßen, haben Konkurrenz bekommen. Immer mehr unabhängige Vermögensverwalter und -berater bieten Ihren Kunden Fondsanteile zum Erwerb an. Und in zwischenzeitlich bundesweit mehr als dreißig Fondsboutiquen hat der Kunde mit oder ohne Beratung die Qual der Wahl zwischen mehr als 1.200 Fonds.
Fremdkapitalbeschaffung durch Finanzinnovationen
Finanzinnovationen aus Sicht der Unternehmen, Banken und Kapitalanleger
AvMichael Demuth
E-bok
PDF, Tyska, 2013
585 kr
Läs direkt efter köp
Geldanlage mit Optionsscheinen
AvMichael Demuth
E-bok
PDF, Tyska, 2013
507 kr
Läs direkt efter köp
Vorwort Options scheine - auch Warrants genannt - haben seit Beginn des Börsen booms 1985 national wie international eine imposante Renaissance erlebt. Im Sog weltweit steigender Aktienkurse stiegen auch die Kurse von Op tionsscheinen in oft schwindelerregende Höhen. Kursgewinne von 100 Prozent und mehr in wenigen Tagen waren und sind keine Seltenheit. Doch bereits im Frühjahr 1986 erlebten viele Options schein-Inhaber eine deutliche Korrektur bei deutschen Aktien-Optionsscheinen. Sie zeigte vie len Anlegern, daß die Börsen keine Einbahnstraßen sind. Im Herbst 1986 folgten dann drastische Kursverluste in japanischen DM-Optionsscheinen, als der japanische Nikkei-Dow-Jones mehr als 10 000 Punkte verlor. Viele Optionsscheine wurden wertlos. Auch im Börsencrash vom Oktober 1987 und im "Ein-Tages-Crash" vom 16.10.1989 verloren Optionsscheine dra matisch und bescherten ihren Inhabern überproportional hohe Verluste. Diese wären zu vermeiden gewesen - wenn rationale Aspekte die emotio nale Hektik bestimmt hätten. Denn schon nach wenigen Tagen konnten Mutige, die - antizyklisch und analytisch - in die richtigen Warrants ein gestiegen sind, satte Profite einstreichen. Die Golfkrise legte dann ab August 1990 alle internationalen Options schein-Märkte für nahezu ein Jahr lahm. Doch immer wieder erholten sich die Kurse der Options scheine und brachten ihren Anlegern gute Profite.
Geldanlage mit Optionsscheinen
AvMichael Demuth
Häftad, Tyska, 1993
529 kr
Skickas inom 10-15 vardagar
Investment Fonds
Produkte · Fakten · Strategien
AvMichael Demuth,Henrik Bustorfm. fl.
Häftad, Tyska, 1995
581 kr
Skickas inom 10-15 vardagar
Vorwort Mit Investmentfonds Geld verdienen Fonds sind in aller Munde. Man redet über Investment. Sie haben auch schon davon gehört? Investmentfonds sind im Gespräch. Und jeder hat etwas zu sagen. Der Investmentfonds-Branche wird von Experten und solchen, die es gerne wären, ein Jahrzehnt des Booms vorhergesagt. Allein 1993 er zielten deutsche Publikumsfonds sowie Luxemburger Fonds deutscher Provenienz mit mehr als 37 Milliarden DM erneut ein rekordverdächti ges Mittelaufkommen. Nicht zu vergessen die ausländischen Invest mentgesellschaften, die verstärkt auf den deutschen Markt drängen und für große Anlegerkreise eine lukrative Alternative darstellen. In vestmentfonds sind mittlerweile ein fester Baustein der privaten Ver mögensplanung und erreichen immer größere Bevölkerungskreise. Und wenn es denn boomt, dann wollen Sie doch bestimmt auch ein Wörtchen mitreden, oder? Und deshalb werden Sie in diesem Buch ei niges über die Vielfalt der Fondswelt erfahren und hoffentlich für sich auch einige brauchbare Strategien finden, denn natürlich sollen Sie nicht nur mitreden, sondern hoffentlich auch mitverdienen können. Investmentfonds in Katalogen, Fondsboutiquen in den Einkaufszentren Ihrer Stadt oder gar Fondskauf am Automaten? Zugegeben! Noch kön nen Sie keine Fonds am Automaten kaufen, aber die klassischen Fondsverkäufer, die bislang als Berater in Banken oder Versicherungen saßen, haben Konkurrenz bekommen. Immer mehr unabhängige Vermögensverwalter und -berater bieten Ihren Kunden Fondsanteile zum Erwerb an. Und in zwischenzeitlich bundesweit mehr als dreißig Fondsboutiquen hat der Kunde mit oder ohne Beratung die Qual der Wahl zwischen mehr als 1.200 Fonds.
Fremdkapitalbeschaffung durch Finanzinnovationen
Finanzinnovationen aus Sicht der Unternehmen, Banken und Kapitalanleger
AvMichael Demuth
Häftad, Tyska, 1988
581 kr
Skickas inom 10-15 vardagar
Geldanlage mit Optionsscheinen
AvMichael Demuth
Häftad, Tyska, 1994
581 kr
Skickas inom 10-15 vardagar
Vorwort Options scheine - auch Warrants genannt - haben seit Beginn des Börsen booms 1985 national wie international eine imposante Renaissance erlebt. Im Sog weltweit steigender Aktienkurse stiegen auch die Kurse von Op tionsscheinen in oft schwindelerregende Höhen. Kursgewinne von 100 Prozent und mehr in wenigen Tagen waren und sind keine Seltenheit. Doch bereits im Frühjahr 1986 erlebten viele Options schein-Inhaber eine deutliche Korrektur bei deutschen Aktien-Optionsscheinen. Sie zeigte vie len Anlegern, daß die Börsen keine Einbahnstraßen sind. Im Herbst 1986 folgten dann drastische Kursverluste in japanischen DM-Optionsscheinen, als der japanische Nikkei-Dow-Jones mehr als 10 000 Punkte verlor. Viele Optionsscheine wurden wertlos. Auch im Börsencrash vom Oktober 1987 und im "Ein-Tages-Crash" vom 16.10.1989 verloren Optionsscheine dra matisch und bescherten ihren Inhabern überproportional hohe Verluste. Diese wären zu vermeiden gewesen - wenn rationale Aspekte die emotio nale Hektik bestimmt hätten. Denn schon nach wenigen Tagen konnten Mutige, die - antizyklisch und analytisch - in die richtigen Warrants ein gestiegen sind, satte Profite einstreichen. Die Golfkrise legte dann ab August 1990 alle internationalen Options schein-Märkte für nahezu ein Jahr lahm. Doch immer wieder erholten sich die Kurse der Options scheine und brachten ihren Anlegern gute Profite.
Geldanlage mit Optionsscheinen
AvMichael Demuth
E-bok
PDF, Tyska, 2013
553 kr
Läs direkt efter köp
Nonlinear Hyperbolic Equations, Spectral Theory, and Wavelet Transformations
A Volume of Advances in Partial Differential Equations
AvSergio Albeverio,Michael Demuthm. fl.
Inbunden, Engelska, 2003
1 092 kr
Skickas inom 10-15 vardagar
This volume focuses on recent developments in non-linear and hyperbolic equations. It will be a most valuable resource for researchers in applied mathematics, the theory of wavelets, and in mathematical and theoretical physics. Nine up-to-date contributions have been written on invitation by experts in the respective fields. The book is the third volume of the subseries "Advances in Partial Differential Equations".
Stochastic Spectral Theory for Selfadjoint Feller Operators
A Functional Integration Approach
AvMichael Demuth,Jan A. van Casteren
Inbunden, Engelska, 2000
1 092 kr
Skickas inom 10-15 vardagar
A beautiful interplay between probability theory (Markov processes, martingale theory) on the one hand and operator and spectral theory on the other yields a uniform treatment of several kinds of Hamiltonians such as the Laplace operator, relativistic Hamiltonian, Laplace-Beltrami operator, and generators of Ornstein-Uhlenbeck processes. For such operators regular and singular perturbations of order zero and their spectral properties are investigated.A complete treatment of the Feynman-Kac formula is given. The theory is applied to such topics as compactness or trace class properties of differences of Feynman-Kac semigroups, preservation of absolutely continuous and/or essential spectra and completeness of scattering systems.The unified approach provides a new viewpoint of and a deeper insight into the subject. The book is aimed at advanced students and researchers in mathematical physics and mathematics with an interest in quantum physics, scattering theory, heat equation, operator theory, probability theory and spectral theory.
Parabolicity, Volterra Calculus, and Conical Singularities
AvS. Albeverio,M. Demuthm. fl.
Inbunden, Engelska, 2002
874 kr
Skickas inom 10-15 vardagar
This volume highlights the analysis on noncompact and singular manifolds within the framework of the cone calculus with asymptotics. The three papers at the beginning deal with parabolic equations, a topic relevant for many applications. The first article presents a calculus for pseudodifferential operators with an anisotropic analytic parameter. The subsequent paper develops an algebra of Mellin operators on the infinite space-time cylinder. It is shown how timelike infinity can be treated as a conical singularity. In the third text - the central article of this volume - the authors use these results to obtain precise information on the long-time asymptotics of solutions to parabolic equations and to construct inverses within the calculus. There follows a factorization theorem for meromorphic symbols: it is proven that each of these can be decomposed into a holomorphic invertible part and a smoothing part containing all the meromorphic information. It is expected that this result will be important for applications in the analysis of nonlinear hyperbolic equations. The final article addresses the question of the coordinate invariance of the Mellin calculus with asymptotics.

Michael Demuth – författare

Determining Spectra in Quantum Theory

Determining Spectra in Quantum Theory

Partial Differential Equations and Spectral Theory

Partial Differential Equations and Spectral Theory

Partial Differential Equations and Spectral Theory

Mathematical Physics, Spectral Theory and Stochastic Analysis

Mathematical Physics, Spectral Theory and Stochastic Analysis

Mathematical Physics, Spectral Theory and Stochastic Analysis

Nonlinear Hyperbolic Equations, Spectral Theory, and Wavelet Transformations

Parabolicity, Volterra Calculus, and Conical Singularities

Partial Differential Equations and Spectral Theory

Stochastic Spectral Theory for Selfadjoint Feller Operators

Partial Differential Operators and Mathematical Physics

Nonlinear Hyperbolic Equations, Spectral Theory, and Wavelet Transformations

Parabolicity, Volterra Calculus, and Conical Singularities

Partial Differential Equations and Spectral Theory

Stochastic Spectral Theory for Selfadjoint Feller Operators

Partial Differential Operators and Mathematical Physics

Investment Fonds

Fremdkapitalbeschaffung durch Finanzinnovationen

Geldanlage mit Optionsscheinen

Geldanlage mit Optionsscheinen

Investment Fonds

Fremdkapitalbeschaffung durch Finanzinnovationen

Geldanlage mit Optionsscheinen

Geldanlage mit Optionsscheinen

Nonlinear Hyperbolic Equations, Spectral Theory, and Wavelet Transformations

Stochastic Spectral Theory for Selfadjoint Feller Operators

Parabolicity, Volterra Calculus, and Conical Singularities