A pre-Lie algebra is a vector space L endowed with a bilinear product⋅: L× L→ L satisfying
the relation (x⋅ y)⋅ z− x⋅(y⋅ z)=(x⋅ z)⋅ y− x⋅(z⋅ y),∀ x, y, z∈ L. We give an explicit …

Suicide terrorism is becoming more prominent as well as more frequently motivated by
religion. To attract potential recruits away from jihadist martyrdom requires addressing basic …

The issues addressed in philosophical papers on quotation generally concern only a
particular type of quotation, which I call 'closed quotation'. The other main type,'open …

Accessibility norms for the Web are based on the principle that everybody should have
access to the same information. Applying these norms enables the oralization of all visual …

This study focuses on the impact of age, prior domain knowledge and cognitive abilities on
performance, query production and navigation strategies during information searching …

Despite rapid growth in the number of web sites, there is still a significant number of
ergonomic problems which hinder web users. Many studies focus on analysing cognitive …

A good cooperation between geographically disseminated actors is a key factor in improving
product development (NPD) performance. In the last years, NPD groupware has been …

Thermal noise of a mirror can be reduced by cold dam**. The displacement is measured
with a high-finesse cavity and controlled with the radiation pressure of a modulated light …

While a clear distinction is established between simple lookup tasks and complex
exploratory tasks, few studies have documented the differences between complex lookup …

Cet article introduit le concept de «pratique informationnelle». Après l'avoir défini par rapport
aux concepts d'«usage» et de «comportement», nous proposons une analyse de son …