The meaningful communicative exchange in the Middle Ages and in the Modern Age

The history of medieval classification of signs opens to the relational theoretical complex made up by rhetorical, grammatical, logical articulations of an interplay within a natural and epistemological process built upon a philosophical and theological foundation. The cognitive procedure is considered a semiotic sequence linking reality to mind in equivalent or inferential relations. The visual and performative aspects develop into a symbolic interplay with the oral-aural language reacting to the technical process of ars grammatica in the late Antiquity and early Middle Ages had gone through.