Download Einführung in die angewandte Geometrie (Mathematik Kompakt) by Oswin Aichholzer,Bert Jüttler PDF

By Oswin Aichholzer,Bert Jüttler

Der Band ist an der Schnittstelle zwischen linearer Algebra und rechnerischer Geometrie angesiedelt. Einerseits werden die klassischen Geometrien mit Mitteln der linearen Algebra behandelt, andererseits grundlegende Strukturen der rechnerischen Geometrie und algorithmische Methoden diskutiert. Der Schwerpunkt liegt auf den geometrischen Eigenschaften, wobei auch relevante algorithmische Konzepte vorgestellt werden. Geeignet für die Studienrichtungen Mathematik, Informatik, Maschinenbau, Bauingenieurwesen sowie für Anwender geometrischer Konzepte.

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Download Parallele Programmierung (eXamen.press) (German Edition) by Thomas Rauber,Gudula Rünger PDF

By Thomas Rauber,Gudula Rünger

Multiprozessor-Desktoprechner, Cluster von desktops und Innovationen wie Hyperthreading oder Multicore-Prozessoren machen parallele Rechenressourcen allgegenwärtig. Die Ausnutzung dieser Rechenleistung ist jedoch nur durch parallele Programmiertechniken möglich. Das Buch stellt diese Techniken für herkömmliche Parallelrechner und für neuartige Plattformen umfassend dar. Neben den Grundlagen der parallelen Programmierung werden Programmierumgebungen wie Pthreads, Java-Threads, OpenMP, MPI oder PVM sowie die zugehörigen Programmiermodelle behandelt.

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Download A Simple Introduction to the Mixed Finite Element Method: by Gabriel N. Gatica PDF

By Gabriel N. Gatica

the most goal of this ebook is to supply an easy and obtainable creation to the mixed finite point procedure as a primary instrument to numerically remedy a large classification of boundary worth difficulties coming up in physics and engineering sciences. The booklet is based on fabric that used to be taught in corresponding undergraduate and graduate courses on the Universidad de Concepcion, Concepcion, Chile, over the last 7 years. in comparison with a number of different classical books within the topic, the most gains of the present one need to do, on one hand, with an test of offering and explaining most of the main points within the proofs and within the varied purposes. particularly numerous results and points of the corresponding research which are frequently on hand simply in papers or proceedings are incorporated here.

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Download Theorie und Numerik elliptischer Differentialgleichungen by Wolfgang Hackbusch PDF

By Wolfgang Hackbusch

Das Verständnis der numerischen Behandlung elliptischer Differentialgleichungen erfordert notwendigerweise auch die Kenntnisse der Theorie der Differentialgleichungen. Deshalb behandelt das Buch beide parallel. Zunächst wird der klassische Zugang (starke Lösungen, Differenzenverfahren) beschrieben. Dem Maximum-Minimum-Prinzip auf der theoretischen Seite entsprechen beispielsweise die Eigenschaften der M-Matrizen, die sich bei der Diskretisierung ergeben. Nach einem Exkurs über die Funktionalanalysis werden die Variationsformulierung und die Finite-Element-Diskretisierungen behandelt. Weitere Themen sind die examine der Diskretisierungen von Eigenwertaufgaben und die Stokes-Gleichungen mit den inf-sup-Bedingungen für die Finite-Element-Diskretisierung. Auf der theoretischen Seite wird die Regularität der Lösungen näher untersucht.

Gegenüber der zweiten Auflage enthält der vorliegende textual content zahlreiche Aktualisierungen, vor allem im Bereich der Finiten Elemente sowie in den Literaturangaben. Außerdem wurden die vollständigen Lösungen der Übungsaufgaben hinzugefügt.

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Download Meshfree Methods for Partial Differential Equations VII by Michael Griebel,Marc Alexander Schweitzer PDF

By Michael Griebel,Marc Alexander Schweitzer

Meshfree tools, particle equipment, and generalized finite aspect equipment have witnessed substantial improvement because the mid Nineties. The becoming curiosity in those tools is due in half to the truth that they're extremely flexible numerical instruments and will be interpreted in a few methods. for example, meshfree equipment will be seen as a average extension of classical finite aspect and finite distinction how you can scattered node configurations without fastened connectivity. in addition, meshfree methods offer a bunch of advantageous beneficial properties that are particularly beautiful while facing multiscale phenomena: a priori knowledge approximately specific neighborhood habit of the answer can easily be introduced within the meshfree approximation area, and coarse-scale approximations might be seamlessly sophisticated with fine-scale info. This quantity collects chosen papers awarded on the 7th foreign Workshop on Meshfree Methods, held in Bonn, Germany in September 2013. They deal with a number of elements of this highly dynamic research box and canopy issues from utilized arithmetic, physics and engineering.

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Download Mathematical Model of Spontaneous Potential Well-Logging and by Tatsien Li,Yongji Tan,Zhijie Cai,Wei Chen,Jingnong Wang PDF

By Tatsien Li,Yongji Tan,Zhijie Cai,Wei Chen,Jingnong Wang

Spontaneous strength (SP) well-logging is likely one of the most typical and valuable well-logging thoughts in petroleum exploitation. This monograph is the 1st of its variety at the mathematical version of spontaneous strength well-logging and its numerical strategies. The mathematical version tested during this booklet indicates the need of introducing Sobolev areas with fractional energy, which heavily raises the trouble of proving the well-posedness and featuring numerical resolution schemes. during this e-book, within the axisymmetric scenario the well-posedness of the corresponding mathematical version is proved and 3 effective schemes of numerical answer are proposed, supported by means of a few numerical examples to fulfill functional computation needs.

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Download A Numerical Library in Java for Scientists and Engineers by Hang T. Lau PDF

By Hang T. Lau

ultimately researchers have a cheap library of Java-based numeric strategies to be used in clinical computation. the 1st and basically booklet of its sort, A Numeric Library in Java for Scientists and Engineers is a translation into Java of the library NUMAL (NUMerical strategies in ALgol 60).

This groundbreaking textual content provides procedural descriptions for linear algebra, usual and partial differential equations, optimization, parameter estimation, mathematical physics, and different instruments which are necessary to any dynamic learn group.

The booklet deals try courses that permit researchers to execute the examples supplied; clients are unfastened to build their very own assessments and observe the numeric approaches to them which will detect a profitable computation or simulate failure. The access for every technique is logically offered, with identify, utilization parameters, and Java code included.

This instruction manual serves as a strong examine software, permitting the functionality of serious computations in Java. It stands as a reasonably-priced substitute to pricey advertisement software program package deal of procedural components.

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Download Computational Methods in Biometric Authentication: by Michael E. Schuckers PDF

By Michael E. Schuckers

Biometrics, the technology of utilizing actual qualities to spot members, is taking part in an expanding function in our security-conscious society and around the globe. Biometric authentication, or bioauthentication, structures are getting used to safe every thing from leisure parks to financial institution bills to army installations. but advancements during this box haven't been matched by means of an an identical development within the statistical equipment for comparing those systems.

Compensating for this desire, this particular text/reference presents a simple statistical method for practitioners and testers of bioauthentication units, providing a suite of rigorous statistical tools for comparing biometric authentication structures. This framework of tools will be prolonged and generalized for quite a lot of purposes and tests.

This is the 1st unmarried source on statistical equipment for estimation and comparability of the functionality of biometric authentication platforms. The booklet specializes in six universal functionality metrics: for every metric, statistical equipment are derived for a unmarried procedure that includes self assurance durations, speculation checks, pattern measurement calculations, energy calculations and prediction periods. those equipment also are prolonged to permit for the statistical comparability and overview of a number of platforms for either self reliant and matched data.

Topics and features:

* presents a statistical method for the commonest biometric functionality metrics: failure to sign up (FTE), failure to obtain (FTA), fake non-match price (FNMR), fake fit cost (FMR), and receiver working attribute (ROC) curves
* offers equipment for the comparability of 2 or extra biometric functionality metrics
* Introduces a brand new bootstrap method for FMR and ROC curve estimation
* provides greater than one hundred twenty examples, utilizing publicly on hand biometric info the place possible
* Discusses the addition of prediction periods to the bioauthentication statistical toolset
* Describes sample-size and tool calculations for FTE, FTA, FNMR and FMR

Researchers, managers and judgements makers desiring to check biometric platforms throughout numerous metrics will locate inside this reference a useful set of statistical instruments. Written for an upper-level undergraduate or master’s point viewers with a quantitative heritage, readers also are anticipated to appreciate the subjects in a customary undergraduate records course.

Dr. Michael E. Schuckers is affiliate Professor of facts at St. Lawrence collage, Canton, new york, and a member of the heart for identity know-how Research.

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Download Differential Equations and Numerical Analysis: by Valarmathi Sigamani,John J. H. Miller,Ramanujam PDF

By Valarmathi Sigamani,John J. H. Miller,Ramanujam Narasimhan,Paramasivam Mathiazhagan,Franklin Victor

This ebook deals a terrific advent to singular perturbation difficulties, and a worthwhile consultant for researchers within the box of differential equations. it's also chapters on new contributions to either fields: differential equations and singular perturbation difficulties. Written by way of specialists who're energetic researchers within the similar fields, the booklet serves as a finished resource of knowledge at the underlying rules within the building of numerical how you can tackle diverse periods of issues of strategies of alternative behaviors, with a view to eventually aid researchers to layout and check numerical tools for fixing new difficulties. all of the chapters offered within the quantity are complemented by way of illustrations within the type of tables and graphs.

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Download Adaptive Multilevel Solution of Nonlinear Parabolic PDE by Jens Lang PDF

By Jens Lang

these days there's an expanding emphasis on all points of adaptively gener­ ating a grid that evolves with the answer of a PDE. one other problem is to boost effective higher-order one-step integration equipment which could deal with very stiff equations and which permit us to house a spatial grid in whenever step with none particular problems. during this monograph a mixture of either error-controlled grid refinement and one-step tools of Rosenbrock-type is gifted. it truly is my goal to impart the wonder and complexity present in the theoretical research of the adaptive set of rules proposed the following, in its awareness and in fixing non-trivial advanced difficulties. i am hoping that this technique will locate many extra attention-grabbing purposes. Berlin-Dahlem, may perhaps 2000 Jens Lang Acknowledgements i've got appeared ahead to penning this part because it is a excitement for me to thank all neighbors who made this paintings attainable and supplied necessary enter. i want to precise my gratitude to Peter Deuflhard for giving me the oppor­ tunity to paintings within the box of clinical Computing. i've got benefited immensly from his support to get the best views, and from his non-stop motivate­ ment and help over numerous years. He definitely will forgive me using Rosenbrock equipment instead of extrapolation tips on how to combine in time.

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