With the program THE MAGIC PIWORLD (JVShmidt, HAEL YXXS) the artist creates a graphic structure, that can be transformed into a midi-sequence, using the amazing GRAPHIC COMPOSER by Jürgen Lange. A single tone is characterized by three parameters: the pause before the tone starts, the pitch of the tone and the duration of the tone. These three parameters are taken from the digit succession of 
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Drawing more than one tone related to the same starting point we are able to create the pi-phony for up to 24 voices.
A part of the score of Pi-phony for 14 voices:
You can hear the beginning of Pi-phony for 3 voices here.
You can hear the beginning of Pi-phony for 14 voices here.
Published on HAEL YXXS site.