Generally speaking, variation sets in the Classical period are characterised primarily by embellishment and change of texture, effected so as to create a multitude of views of the same object. In the Romantic period, on the other hand, the theme is not so much decorated as reinterpreted: its harmonic and melodic constituents are exposed, then reconfigured. The change can be traced back to as ea...

In the design of multimedia systems, one of the important issues is how to deal with “Kansei” of human beings. The concept of “Kansei” in Japanese includes several meanings on sensitive recognition, such as “impression,” “human senses,” “feelings,” “sensitivity,” “psychological reaction” and “physiological reaction.” This paper presents a new concept of “automatic decorative-multimedia creation...

We analyze a well known type of puzzle in planar geometry: given a planar shape, it is required to find a cut that divides the shape into two identical parts (up to rotation and translation). Clearly not all shapes can be so dissected and for some shapes that appear in puzzles the cutting curve is quite surprising and difficult to find. In this paper we first analyze the inverse problem of asse...