منابع مشابه
Hyperbolic Geometry : the First 150 Years
This will be a description of a few highlights in the early history of non-euclidean geometry, and a few miscellaneous recent developments. An Appendix describes some explicit formulas concerning volume in hyperbolic 3-space. The mathematical literature on non-euclidean geometry begins in 1829 with publications by N. Lobachevsky in an obscure Russian journal. The infant subject grew very rapidl...
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The place of Neandertals in modern human emergence has been a subject of debate since the first recognized Neandertal skeleton was discovered in 1856. This paper presents an overview of morphological, archaeological, and genetic evidence commonly used in discussions of Neandertals and their evolutionary significance. A brief historical sketch of the argument provides insight into the changing v...
متن کاملMendel, 150 years on.
Mendel's paper 'Versuche über Pflanzen-Hybriden' is the best known in a series of studies published in the late 18th and 19th centuries that built our understanding of the mechanism of inheritance. Mendel investigated the segregation of seven gene characters of pea (Pisum sativum), of which four have been identified. Here, we review what is known about the molecular nature of these genes, which...
متن کامل150 Years of the Mass Action Law
This year we celebrate the 150th anniversary of the law of mass action. This law is often assumed to have been "there" forever, but it has its own history, background, and a definite starting point. The law has had an impact on chemistry, biochemistry, biomathematics, and systems biology that is difficult to overestimate. It is easily recognized that it is the direct basis for computational enz...
متن کاملThe child first and always: the registered children's nurse over 150 years. Part Two.
Paediatric Nursing; History: Nursing The celebration this year to commemorate the 150th anniversary of Britain’s first children’s hospital, The Hospital For Sick Children, Great Ormond Street, is a useful lens through which to view the advancement of children’s nursing and its subsequent fight for registration in a sometimes hostile climate of genericism. The study of the past offers scholars e...
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ژورنال
عنوان ژورنال: Phytotaxa
سال: 2013
ISSN: 1179-3163,1179-3155
DOI: 10.11646/phytotaxa.127.1.5