منابع مشابه
Balthasar - Georges Sage
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Georges Cuvier [4], baptized Georges Jean-Léopold Nicolas-Frédéric Cuvier, was a professor of anatomy at the National Museum of Natural History in Paris, France, through the late eighteenth and early nineteenth centuries. Scholars recognize Cuvier as a founder of modern comparative anatomy, and as an important contributor to vertebrate paleontology and geology. Cuvier studied the form and funct...
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Two approaches to the study of diagnostic thinking are compared, one mainly propositional, namely that of Pate1 and Groen (1986), the other mainly semantic, that of Lemieux and Bordage (1986). Pate1 and Groen analyzed the linear dimension of cardiologists’ discourses while solving a case of acute bacterial endocarditis, that is, the before and after propositional rules. A secondary analysis of ...
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Absfracf-The principles of ray optics and, in more detail, some selected applications of ray techniques to electromagnetic8 are reviewed briefly. It is shown how a systematic use of matrix representation for the wavefront curvature and for its transformations simplify the handling of arbitrary pencils of rays and, consequently, the field computations. The same methods apply to complex rays whic...
متن کاملGEORGES DARZENS (1867-1954): INVENTOR and ICONOCLAST
Georges Darzen's name is absent from the Dictionary of Scientific Biography. This is a regrettable omission, on three grounds. He was a creative organic chemist, to whom we owe both the thionyl chloride conversion of alcohols into chlorides and the "Darzens reaction"—an addition-fragmentation which can be seen as the forerunner to the Wittig reaction. He was a perceptive observer of the scienti...
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ژورنال
عنوان ژورنال: Transplantation
سال: 2003
ISSN: 0041-1337
DOI: 10.1097/01.tp.0000063272.38187.04