Although the improvisational music is created, the device and the improvisation which are suitable method and the computer program product which are performed are offered.SolutionsFollowing to the computer program and the random factor which control the central processing unit and this device which are connected to memory and the memory which accumulate the audio material which in the section relation is attached, continuing, in order the mixing it does the sound of the audio material of the section which it selects, it possesses with the mixer and the decoder which decoding are done, audio material 31 sorts one group 23 at least concerning each section, this at least simultaneously forms one group 23, with performance possible audio material 31, as for the computer program, section selective expedient and one group 23 of the section which is selected to random to select,It has possessed with expedient. Advantages Being relatively simple, as it possesses degree of freedom at price, it is high low, although real it makes the improvisational music, it is suitable. Selective figure Figure 8
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