منابع مشابه
Aquatic Alchemy
Background: Current statistical methods for sib-pair linkage analysis of complex diseases include linear models, generalized linear models, and novel data mining techniques. The purpose of this study was to further investigate the utility and properties of a novel pattern recognition technique (step-wise discriminant analysis) using the chromosome 10 linkage data from the Framingham Heart Study...
متن کاملModern Alchemy
developmental process. Surveying the mathematical analysis of Woodger and the contribution of experimental embryology to formation (Gestaltung), to segregation, to differentiation, to growth, to polarity and symmetry, and finally to regeneration, we are led through a consideration of the historical character of the organism to the system theory. We read, "We must view the germ as a whole, as a ...
متن کاملMarcelin Berthelot and Indian Alchemy
Based on unpublished manuscripts, the article reveals the keen interest shown by Marcelin Berthelot in Indian alchemy. The French Savant has actually inspired and encouraged the first historical research in this field, undertaken at the end of the last century, in Calcutta, by the Bengali scientist Prafulla Chandra Ray.
متن کاملAtomic Alchemy
We consider the transitions between electromagnetic bound states, such as the exclusive weak decay of a muonic atom into an electronic atom: (µ − Z) → (e − Z)¯ ν e ν µ. We show that relativistic effects in the atomic wave-functions are crucial for determining the rate. In the case of heavy atoms, the exclusive channel branching ratios exceed 10 −6 , possibly bringing the study of these rare dec...
متن کاملVisualization in Medieval Alchemy
This paper explores major trends in visualization of medieval theories of natural and artificial transformation of substances in relation to their philosophical and theological bases. The function of pictorial forms is analyzed in terms of the prevailing conceptions of science and methods of transmitting knowledge. The documents under examination date from the thirteenth to the fifteenth centur...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 1935
ISSN: 0028-0836,1476-4687
DOI: 10.1038/136107b0