Cello duet for invited talks @TARK2011

Hans van Ditmarsch and Rineke Verbrugge play the first Largo from Vivaldi Sonata IV for violoncello and basso continuo, RV45. The cello duet was meant as a thematic prelude to the invited lecture by Larry Moss on Connections of Coalgebra and Semantic Modeling, on Wednesday, July 13, 2011, in Groningen during the conference TARK XIII.