منابع مشابه
Biological Invasions: Paradox Lost and Paradise Gained
A new study shows how an invasive snail species accrues elevated genetic variation for key life-history traits through multiple introductions and outcrossing to create genetically novel offspring. Furthermore, the invaders' offspring follow a unique life-history strategy that may enhance their ability to invade.
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This paper describes the design and implementation of Paradise, a database system designed for handling GIS type of applications. The current version of Paradise, uses a client{server architecture and provides an extended{relational data model for modeling GIS applications. Paradise supports an extended version of SQL and provides a graphical user interface for querying and browsing the databas...
متن کاملStrolling through Paradise
With each of the classical tree–like forcings adjoining a new real, one can associate a σ– ideal on the reals in a natural way. For example, the ideal of Marczewski null sets s corresponds to Sacks forcing S, while the ideal of nowhere Ramsey sets r corresponds to Mathias forcing R. We show (in ZFC) that none of these ideals is included in any of the others. We also discuss Mycielski’s ideal P2...
متن کاملFrom GranSim to Paradise
We describe PARADISE (PARAllel DIstribution Simulator for Eden) a simulator developed to proole the execution of programs written in the parallel functional programming language Eden BLOMP96], BLOMP97]. Eden extends the lazy functional language Haskell by syntactic constructs to explicitly deene processes. Paradise is a substantial modiication of GranSim HLP94], Loi96], Loi98], a tool to study ...
متن کاملTrouble in paradise.
Background: In 2003, artesunate-amodiaquine (AS+AQ) was introduced as the new first-line treatment for uncomplicated malaria in Burundi. After confirmed diagnosis, treatment was delivered at subsidized prices in public health centres. Nine months after its implementation a study was carried out to assess whether children below five years of age with uncomplicated malaria were actually receiving...
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ژورنال
عنوان ژورنال: Science
سال: 1994
ISSN: 0036-8075,1095-9203
DOI: 10.1126/science.265.5169.167