Communicative gestures using facial muscles.

a library written in C, which implements a regular expression engine, inspired by the capabilities of the Perl programming language.

Many words in the English vocabulary are of French origin, most coming from the Anglo-Norman spoken by the upper classes in England for several hundred years after the Norman Conquest, before the language settled into what became Modern English.

Power and dominance-submission are two key dimensions of relationships, especially close relationships in which parties rely on one another to achieve their goalsDunbar and Burgoon, 2005 and as such it is important to be able to identify indicators of dominance.(as cited in Dunbar and Burgoon, 2005) describes, "the fundamental concept in social science is power, in the same way that energy is the fundamental concept in physics"