This book does not tell a story. Instead, it is about stories. Or rather, in technical terms, it is about scenarios. Scenarios of system behavior. It con centrates on reactive systems, be they software or hardware, or combined computer-embedded systems, including distributed and real-time systems. We propose a different way to program such systems, centered on inter object scenario-based behavior. The book describes a language, two tech niques, and a supporting tool. The language is a rather broad extension of live sequence charts (LSCs), the original version of which was proposed in 1998 by W. Damm and the first-listed author of this book. The first of the two techniques, called play-in, is a convenient way to 'play in' scenario based behavior directly from the system's graphical user interface (QUI). The second technique, play-out, makes it possible to execute, or 'play out', the behavior on the QUI as if it were programmed in a conventional intra object state-based fashion. All this is implemented in full in our tool, the Play-Engine. The book can be viewed as offering improvements in some ofthe phases of known system development life cycles, e.g., requirements capture and anal ysis, prototyping, and testing. However, there is a more radical way to view the book, namely, as proposing an alternative way to program reactivity, which, being based on inter-object scenarios, is a lot closer to how people think about systems and their behavior.
Proceedings of the NATO Advanced Study Institute on Engineering Theories of Software Intensive Systems, Marktoberdorf, Germany, from 3 to 15 August 2004
Proceedings of the NATO Advanced Study Institute on Engineering Theories of Software Intensive Systems, Marktoberdorf, Germany, from 3 to 15 August 2004
Software engineering has over the years been applied in many different fields, ranging from telecommunications to embedded systems in car and aircraft industry as well as in production engineering and computer networks. Foundations in software technology lie in models allowing to capture application domains, detailed requirements, but also to understand the structure and working of software systems like software architectures and programs. These models have to be expressed in techniques based on discrete mathematics, algebra and logics. However, according to the very specific needs in applications of software technology, formal methods have to serve the needs and the quality of advanced software engineering methods, especially taking into account security aspects in Information Technology. This book presents mathematical foundations of software engineering and state-of-the-art engineering methods in their theoretical substance in the step towards practical applications to examine software engineering techniques and foundations used for industrial tasks. The contributions in this volume emerged from lectures of the 25th International Summer School on Engineering Theories of Software Intensive Systems, held at Marktoberdorf, Germany from August 3 to August 15, 2004.
In einer brillanten tour de force beweist der bekannte Computer-Wissenschaftler David Harel bestechend logisch, dass selbst die leistungsstärksten Computer der Welt nicht alles können und niemals können werden. Eine provokative, mit Überraschungen gewürzte Botschaft, die uns an die Grenzen allen Wissens führt.
This book provides the first comprehensive introduction to Dynamic Logic. Among the many approaches to formal reasoning about programs, Dynamic Logic enjoys the singular advantage of being strongly related to classical logic. Its variants constitute natural generalizations and extensions of classical formalisms. For example, Propositional Dynamic Logic (PDL) can be described as a blend of three complementary classical ingredients: propositional calculus, modal logic, and the algebra of regular events. In First-Order Dynamic Logic (DL), the propositional calculus is replaced by classical first-order predicate calculus. Dynamic Logic is a system of remarkable unity that is theoretically rich as well as of practical value. It can be used for formalizing correctness specifications and proving rigorously that those specifications are met by a particular program. Other uses include determining the equivalence of programs, comparing the expressive power of various programming constructs, and synthesizing programs from specifications. This book provides the first comprehensive introduction to Dynamic Logic. It is divided into three parts. The first part reviews the appropriate fundamental concepts of logic and computability theory and can stand alone as an introduction to these topics. The second part discusses PDL and its variants, and the third part discusses DL and its variants. Examples are provided throughout, and exercises and a short historical section are included at the end of each chapter.
Promoting Global Competence and Social Justice in Teacher Education reconceptualizes the purpose of education to include the attainment of global or cosmopolitan perspectives. This goal has important implications for how we not only educate today’s students, but also how we prepare teachers to teach in a diverse and complex world in which habits of perspective, inquiry, imagination, empathy, communication, commitment, humility, integrity, and judgment increasingly resonate in importance. This book advocates for preparing teacher candidates to acquire a nuanced, global perspective of their subject areas and be prepared to handle the demands of educating students for our changing global context. To this end, Promoting Global Competence and Social Justice in Teacher Education encourages the development of pedagogical strategies that will enable students to consider multiple perspectives and cultivate respect for diverse peoples and cultures.
Laying the foundation for an understanding of US-Israeli relations, this lively and accessible book provides critical background on the origins and development of the 'special' relations between Israel and the United States. Questioning the usual neo-realist approach to understanding this relationship, David Tal instead suggests that the relations between the two nations were constructed on idealism, political culture, and strategic ties. Based on a diverse range of primary sources collected in archives in both Israel and the United States, The Making of an Alliance discusses the development of relations built through constant contact between people and ideas, showing how presidents and Prime Ministers, state officials, and ordinary people from both countries, impacted one another. It was this constancy of religion, values, and history, serving the bedrock of the relations between the two countries and peoples, over which the ephemeral was negotiated.
Of all the figures in the Bible, David arguably stands out as the most perplexing and enigmatic. He was many things: a warrior who subdued Goliath and the Philistines; a king who united a nation; a poet who created beautiful, sensitive verse; a loyal servant of God who proposed the great Temple and founded the Messianic line; a schemer, deceiver, and adulterer who freely indulged his very human appetites. David Wolpe, whom Newsweek called “the most influential rabbi in America,” takes a fresh look at biblical David in an attempt to find coherence in his seemingly contradictory actions and impulses. The author questions why David holds such an exalted place in history and legend, and then proceeds to unravel his complex character based on information found in the book of Samuel and later literature. What emerges is a fascinating portrait of an exceptional human being who, despite his many flaws, was truly beloved by God.
This book does not tell a story. Instead, it is about stories. Or rather, in technical terms, it is about scenarios. Scenarios of system behavior. It con centrates on reactive systems, be they software or hardware, or combined computer-embedded systems, including distributed and real-time systems. We propose a different way to program such systems, centered on inter object scenario-based behavior. The book describes a language, two tech niques, and a supporting tool. The language is a rather broad extension of live sequence charts (LSCs), the original version of which was proposed in 1998 by W. Damm and the first-listed author of this book. The first of the two techniques, called play-in, is a convenient way to 'play in' scenario based behavior directly from the system's graphical user interface (QUI). The second technique, play-out, makes it possible to execute, or 'play out', the behavior on the QUI as if it were programmed in a conventional intra object state-based fashion. All this is implemented in full in our tool, the Play-Engine. The book can be viewed as offering improvements in some ofthe phases of known system development life cycles, e.g., requirements capture and anal ysis, prototyping, and testing. However, there is a more radical way to view the book, namely, as proposing an alternative way to program reactivity, which, being based on inter-object scenarios, is a lot closer to how people think about systems and their behavior.
Of all the characters bequeathed to us by the Hebrew Bible, none is more compelling or complex than David. Divinely blessed, musically gifted, brave, and eloquent, David's famous slaying of Goliath also confirms that he is a redoubtable man of war. Yet, when his son Absalom rebels, David is dogged by the accusation than he will lose his kingdom because he is not merely a man of war, but a man of 'bloods' - guilty of shedding innocent blood. In this book, for the first time, this language of 'innocent blood' and 'bloodguilt' is traced throughout David's story in the books of Samuel and 1 Kings. The theme emerges initially in Saul's pursuit of David and resurfaces regularly as David rises and men like Nabal, Saul, Ishbosheth, and Abner fall. Innocent blood and bloodguilt also turn out to be central to David's reign. This is seen in a surprising way in David's killing of Uriah, but also in the subsequent deaths of his sons, Amnon and Absalom, his general, Amasa, and even in David's encounters with Shimei. The problem rears its head again when the innocent blood of the Gibeonites shed by Saul comes back to haunt David's kingdom. Finally, the problem reappears when Solomon succeeds David and orchestrates the executions of Joab and Shimei, and the exile of Abiathar. Attending carefully to the text and drawing extensively on previous biblical scholarship, David J. Shepherd suggests that innocent blood is not only a pre-eminent concern of David, and his story in Samuel and 1 Kings, but also shapes the entirety of David's history.
Deep in our souls we all want our lives to count—but do you know why? Because God made you. He crafted you with purpose. Inside your DNA is not just the code for your hair color, height, athletic ability, intelligence, or any other such things. Those are just the things that we can see and measure. No, in your very makeup are the seeds of greatness that God intended for you to cultivate and grow to bring his light into this dark world. In Where Are the Davids? author David Ayer challenges you to become more than just a casual liver of life, observing the ordinary and experiencing the average—because that is not what God intended. Where Are the Davids? is the key to unlocking the door of destiny in your life. This book is the culmination of years of study and over twenty years of ministry experience. Understanding King David’s life as the spiritual model revealing how God raises His warriors from obscurity to reign, this book will show you how to become the champion that He created you to be. Do you want to change the world? Do you want to escape the ordinary and achieve the greatness that God has intended for your life? Then let the original giant-killer, David, show you how. For more information go to: davidayer.me
Of all the characters bequeathed to us by the Hebrew Bible, none is more compelling or complex than David. Divinely blessed, musically gifted, brave, and eloquent, David's famous slaying of Goliath also confirms that he is a redoubtable man of war. Yet, when his son Absalom rebels, David is dogged by the accusation than he will lose his kingdom because he is not merely a man of war, but a man of 'bloods' - guilty of shedding innocent blood. In this book, for the first time, this language of 'innocent blood' and 'bloodguilt' is traced throughout David's story in the books of Samuel and 1 Kings. The theme emerges initially in Saul's pursuit of David and resurfaces regularly as David rises and men like Nabal, Saul, Ishbosheth, and Abner fall. Innocent blood and bloodguilt also turn out to be central to David's reign. This is seen in a surprising way in David's killing of Uriah, but also in the subsequent deaths of his sons, Amnon and Absalom, his general, Amasa, and even in David's encounters with Shimei. The problem rears its head again when the innocent blood of the Gibeonites shed by Saul comes back to haunt David's kingdom. Finally, the problem reappears when Solomon succeeds David and orchestrates the executions of Joab and Shimei, and the exile of Abiathar. Attending carefully to the text and drawing extensively on previous biblical scholarship, David J. Shepherd suggests that innocent blood is not only a pre-eminent concern of David, and his story in Samuel and 1 Kings, but also shapes the entirety of David's history.
David, The Man of the Heart is a book of essays exploring the impact and implications of the character of King David as revealed through a study of key Psalms. This book is not a chronological biography, but rather an exploration of King David's life as a type of Christ as the Shepherd, the Soldier, the Sovereign, the Sinner, and the Singer. At the same time, the reader is introduced to valuable guidelines to a study of the Psalms.
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