There are no statues or chairs or rocks or planets. But there are microscopic objects. Let’s call them—whatever they may turn out to be—‘atoms’. And although there are no statues, there are atoms “arranged statuewise.” There are also atoms arranged chairwise, atoms arranged rockwise, and atoms arranged planetwise. I “eliminate” many familiar composite macroscopic objects. But I say there are at...

Although cognitive scientists have learned a lot about concepts, their findings have yet to be organized in a coherent theoretical framework. In addition, after twenty years of controversy, there is little sign that philosophers and psychologists are converging toward an agreement about the very nature of concepts. Doing without Concepts (Machery 2009) attempts to remedy this state of affairs. ...

Résumé. Plusieurs études montrent qu’avec le temps, la plupart des systèmes deviennent difficiles à maintenir et que leur croissance ralentit. Il existe cependant certains systèmes qui utilisent les mécanismes fournis par le paradigme des objets pour soutenir un rythme de développement élevé. Dans cet article, nous étudions les facteurs qui affectent la changeabilité de quatre logiciels libres ...