A tangled history
نویسندگان
چکیده
منابع مشابه
Tangled
A 4-year-old girl presented with 1-year history of fatigue, early satiety, intermittent vomiting, alopecia, pallor, and weight loss without changes in bowel habits or overt gastrointestinal bleeding. Examination revealed thin hair, pale conjunctivae, and mu-cous membranes. Tachycardia and a systolic flow murmur (grade II/VI) were present. Abdomen was nontender, distended, and tympanitic, with h...
متن کاملTangled banks
Darwin chose the metaphor of 'tangled bank' to conclude the Origin of Species. Two centuries after Darwin's birth, " we are still untangling the complex ecological networks he has pondered, " writes Andy Dobson of Princeton University and colleagues, in a series of papers in the Philosophical Transactions of the Royal Society B (published online) focused on food webs. Food webs represent one of...
متن کاملTangled Tangles
The Tangle toy [Zaw15, Zaw85] is a topological manipulation toy that can be twisted and turned in a variety of different ways, producing different geometric configurations. Some of these configurations lie in 3D space while others may be flattened into planar shapes. The toy consists of several curved, quarter-circle pieces fit together at rotational/twist joints. Each quarter-circle piece can ...
متن کاملTangled Splines
Extracting shape information from object boundaries is a well studied problem in vision, and has found tremendous use in applications like object recognition. Conversely, studying the space of shapes represented by curves satisfying certain constraints is also intriguing. In this paper, we model and analyze the space of shapes represented by a 3D curve (space curve) formed by connecting n piece...
متن کاملA Tangled Web of Deceit
When good web clients rst became available we decided that the Web provided enormous potential for the dissemination of information both within our department and throughout the university. We therefore decided to join the Web. At that time the only server available was a very primitive version of the CERN HTTPD, so we decided to create our own. This server was the basis for our current server ...
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 Materials
سال: 2004
ISSN: 1476-1122,1476-4660
DOI: 10.1038/nmat1104