AER 7 is a piece from 1992, featured in Sound Mind Sound Body as AER 7 E for guitar. AER 7 G is a version of the same piece with various instruments.
It can be performed as a live installation or other unusual settings.
It is normally associated with Flyability video.
A page from the score:
![](https://i0.wp.com/rafaeltoral.net/wp-content/uploads/2.jpg?resize=680%2C961&ssl=1)
Sample of AER 7’s score (guitar version)