The fascinating stories behind the essential seven units of measurement that allow us to understand the physical world "Entertaining popular science and a literate tale of why things are as they are."--Kirkus Reviews From the beginning of history, measurement has been interwoven into the human experience, shaping our understanding of nature, personal relationships, and the supernatural. We measure the world to know our past, comprehend the present, and plan the future. Renowned physicist Piero Martin explores how scientific knowledge is built around seven key pillars of measurement: the meter for length; the second for time; the kilogram for mass; the kelvin for temperature; the ampere for electricity; the mole for quantity of substance; and the candela for luminous intensity. Martin examines the history and function of these units and illustrates their applications in rich vignettes on a range of topics--from quarks to black holes, from a glass of wine to space exploration. He delves into not only the all-important numbers but also anecdotes that underline each unit's special quality. At the same time, he explains how each unit contributes to important aspects of science, from classical physics to quantum mechanics, from relativity to chemistry, from cosmology to elementary particle physics, and from medicine to modern technology. Martin eloquently shows how the entire universe can be measured and understood using just seven units.
This is the first book on Piero di Cosimo (1461 1521) widely considered one of the most intriguing figures of the Florentine Renaissance to be written in English for over fifty years. Sharon Fermor presents new solutions to questions the function and iconography that have puzzled commentators hitherto, and examines Piero's approach to pictorial composition and to gesture that contribute to the distinctiveness of his oeuvre. Of crucial importance in this fresh evaluation of Piero's career is the author's explanation of the strategies employed by Vasari for his Life of Piero, written in the mid sixteenth-century. By exposing the misconceptions many still influential today that resulted from Vasari's account, she reveals that even Piero's most unusual paintings on mythological themes are in fact coherent and meaningful compositions, and not the product of an isolated eccentric at odds with the artistic community of his time.
Web engineering is a new discipline that addresses the pressing need for syst- atic and tool-supported approaches for the development, maintenance and te- ing of Web applications. Web engineering builds upon well-known and succe- ful software engineering principles and practices, adapting them to the special characteristics of Web applications. Even more relevant is the enrichment with methods and techniques stemming from related areas like hypertext authoring, human-computer interaction, content management, and usability engineering. The goal of the 4th International Conference on Web Engineering (ICWE 2004), inlinewiththepreviousICWEconferences,wastoworktowardsabetterund- standing of the issues related to Web application development. Special attention was paid to emerging trends, technologies and future visions, to help the a- demic and industrial communities identify the most challenging tasks for their research and projects. Following a number of successful workshops on Web engineering since 1997 at well-known conferences, such as ICSE and WWW, the ?rst conference on Web engineering was held in C ́ aceres, Spain in 2001. It was followed by ICWE 2002 in Santa Fe, Argentina and ICWE 2003 in Oviedo, Spain. In 2004 ICWE moved to the center of Europe and was held in Munich, Germany from July 26 to 30. ICWE 2004 was organized by the Institute for Informatics of the Ludwig- Maximilians-Universit ̈ at (LMU) Munich. The ICWE 2004 edition received a total of 204 submissions, out of which 25 paperswereselectedbytheProgramCommitteeasfullpapers(12%acceptance).
Includes a biography of the Italian painter, compares his work with that of other artists of his time, discusses his mathematic and geometric theories, and provides a complete catalog of his work
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