Not Better but Quite Good

نویسندگان

چکیده

برای دانلود باید عضویت طلایی داشته باشید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Treadmill training after spinal cord injury: good but not better.

In theory, a good experiment is supposed to be a multiple-choice question with only a few well-defined possible answers. In fact, the outcome of the most productive experiments is frequently “None of the above.” The study in this issue of Neurology by Dobkin et al.1 is an excellent example of a welldesigned study with an outcome substantially different from any of those anticipated. In 1951, Sh...

متن کامل

Composition is Almost (but not Quite) as Good as s-1-1

We establish a polynomial upper bound on the time complexity of an s-1-1 function in programming systems with a linear time composition function. This improves the double-exponential upper bound of Machtey and Young [9], the only previously known upper bound, and invalidates the belief expressed twice in the literature [8, 19] that it could not be significantly improved. We then show our upper ...

متن کامل

‘Not quite right’: helping students to make better arguments

This paper looks at the need for a better understanding of the impediments to critical thinking in relation to graduate student work. The paper argues that a distinction is needed between two vectors that influence student writing: (1) the word-level sentence-level vector; and (2) the grammar inferencing vector. It is suggested that much of the work being done to assist students is only done on...

متن کامل

Pancreas Divisum: On Life Support, But Not Quite Dead

Pancreas divisum, the failure of fusion of the dorsal and ventral pancreatic ductal systems in utero, is the most common congenital abnormality of the pancreas. The clinical significance of pancreas divisum is often considered when it is found in patients with idiopathic acute or recurrent pancreatitis. With increasing use of magnetic resonance imaging and magnetic resonance cholangiopancreatog...

متن کامل

Molecular arrangement in water: random but not quite.

Water defines life on Earth from the cellular to the terrestrial level. Yet the molecular level arrangement in water is not well understood, posing problems in comprehending its very special chemical, physical and biological properties. Here we present high-resolution x-ray diffraction data for water clearly showing that its molecular arrangement exhibits specific correlations that are consiste...

متن کامل

ذخیره 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: JAMA Internal Medicine

سال: 2013

ISSN: 2168-6106

DOI: 10.1001/jamainternmed.2013.7812