The ‘sharing’ of sound recordings over the Internet is the newest controversy in a long running battle between copyright owners and copying technologies. In order to provide some context, perspective and background, this paper examines the short history of file-sharing, the longer history of record sales, various explanations for the change in record sales and some analysis of the economics of ...

The Internet Domain Name System (DNS) is a hierarchical name space that enables the assignment of unique, mnemonic identifiers to Internet hosts and the consistent mapping of these names to IP addresses. The root of the domain name system is the top of the hierarchy and is currently managed by a quasi-private centralized regulatory authority, the Internet Corporation for Assigned Names and Numb...

Dwarf galaxies might be destroyed either by internal processes , such as gas loss induced by star formation, or external processes, such as tidal disruption. It is hard to see how gas loss or stellar mass loss can disrupt a galaxy dominated by dark matter. Recent modeling of the tidal destruction of dwarf spheroidal galaxies around the Milky Way has concentrated on what the dwarf would look lik...

in this study, dynamic behavior of a controller's self destruction mechanism has been simulated using 3d-fem in adams software and investigated. this paper has been concentrated on high acceleration controller's projectiles. this controller is mechanical and has been placed in top of the projectile. the goal of this study is to investigate the destruction mechanism operation i.e. movement of pi...

ornamental geophytes (ornamental flower bulbs) are international and national heritage considering their contribution to people's life quality around the world. iranian habitats support about 8000 species of flowering plants (belonging to 167 families and 100 genera) of which almost 1700 are endemic. iran is a rich country in terms of distribution of bulbous plants. more than 200 species of bul...

the destruction of profit and its consequent liability has a crucial role in regulating legal and social relations. in contracts, like hire, sale and sharecropping and also in extra contractual liability such as destroying, usurpation and receiving, lawyers and jurists have partially argued about the subject and have tried to offer a legal and jurisprudent interpretation, in order to compensate...