Bøker av William Shepherd

Este libro es una obra clásica que nos presenta la revolución que llevó a la independencia de EE. UU. Escrito desde una perspectiva histórica, nos presenta los antecedentes y los eventos cruciales que llevaron a la independencia, así como una visión profunda de la situación política, económica y social en la que ocurrieron. Para cualquier interesado en la historia mundial, este libro es una joya esencial.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Cette lettre de Poggio Bracciolini à son ami Leonardo DaRezzo relate les événements du concile de Constance, en particulier l'exécution de Jan Hus. Elle est suivie d'un précis de la rivalité des Papes d'Avignon et de Rome ou du Schisme d'Occident. Ce livre est une source précieuse pour comprendre les événements marquants de l'époque.This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it.This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work.Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.

Power Converter Circuits reveals all key components of rectification, inversion, cycloconversion, and conversion circuits. It describes switching, voltage, and current relationships, as well as converter properties, operation, control, and performance as utilized in most practical applications. Authored jointly by a veteran scholar and an accomplished researcher in the field, the book highlights methods grounded in classical mathematics and includes an abundance of worked numerical examples. It authoritatively covers AC to DC, DC to AC, AC to AC, and DC to DC converters in a single volume and features hundreds of chapter-specific problems, with solutions provided separately at the end of the book.

Considers the various options of renewable energy, including water energy, wind energy and biomass, solar thermal and solar photovoltaic energy. This work examines the environmental implications and economic viability of various fossil and renewable sources.

During the Peloponnesian War the Athenians occupied the promontory of Pylos to counter Sparta's repeated invasions of Attica. Over two days of fighting the small garrison beat off the Spartan army and the returning Athenian fleet won a victory in the nearby waters, stranding a contingent of elite Spartan hoplites on the island of Sphacteria.

"Plataea 479 BC: Greece's Greatest Victory".

In 480 BC, the Greek and Persian fleets met in a battle in the strait between Attica and the island of Salamis. Although outnumbered, the Greeks delivered a victory that ended the Persian threat to Greece. This book draws on the findings of archaeological, technological and naval research to recreate an important naval campaigns in world history.

This text reveals all key components of rectification, inversion, cycloconversion, and conversion circuits. It authoritatively describes switching, voltage and current relationships, and converter properties, operation, control, and performance as utilized in most practical applications. Authored jointly by a veteran scholar and an accomplished researcher in the field Power Converter Circuits highlights methods grounded in classical mathematics and includes an abundance of numerical worked examples.Features hundreds of chapter-specific problems, with solutions provided separately at the end of the book