منابع مشابه
A beautiful mind.
John Forbes Nash, Jr. was a child prodigy. While other boys his age were playing childhood games in their hometown of Bluefield, West Virginia, John was reading E.T. Bell’s Men of Mathematics. Learning more at home than he did at school, the young lad (who was encouraged by his educated parents) was able to solve some of math’s most difficult problems. Accepting a full-ride fellowship to Prince...
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Chemical leucoderma is an acquired hypopigmented dermatosis caused by repeated exposure to specific chemical compounds, notably the aromatic or aliphatic derivatives of phenols andcatechols which are commonly present in the rubber and plastic materials. Herein, we report a case of chemical leucoderma in a 55-year-old male, appearing bilaterally over the retroauricular areas, which appeared afte...
متن کاملBeautiful Interpolants
We describe a compositional approach to Craig interpolation based on the heuristic that simpler proofs of special cases are more likely to generalize. The method produces simple interpolants because it is able to summarize a large set of cases using one relatively simple fact. In particular, we present a method for finding such simple facts in the theory of linear rational arithmetic. This make...
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SIRS,-The attention of the Council of British Ophthalmologists has been drawn to the difficulty which the Services and the Ministry of Health are experiencing in obtaining spectacle lenses to supply their urgent needs, and it has been suggested that the situation could be helped by a simplification of the prescriptions supplied by civilian ophthalmic surgeons. LThe Council has considered the qu...
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A design approach to low-vision device development-vision multiplexing-was introduced recently. This approach has been applied successfully to the design of novel electronic and optical low-vision aids. This paper discusses the application of the vision-multiplexing concept to spectacle lens design to address issues of low vision and to resolve problems of color discrimination and glare in driv...
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ژورنال
عنوان ژورنال: Science
سال: 1893
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.ns-21.539.303