For last fifty years, studies on the history of writing have changed various sides: among the domain of linguists, many of them increased in the graphic aspect. Reviewing back to the ideas of Saussure on writing as a transcript of the language, studies of writing turn to its symbolic and spatial dimension. While all human sciences have participated in this revision, especially philosophy and ethnology, we probably see the backlash of the development of new image technologies, although they consist of languages and mathematical writings.
