This is classic demo written in shell,  using only standard AmigaDOS commands,
no external data or executable files.
ASCII animations,  function plot,  interactive part.

Public Domain (what else ?)

 PERMSSN    UID  GID    PACKED    SIZE  RATIO     CRC       STAMP          NAME
---------- ----------- ------- ------- ------ ---------- ------------ -------------
[generic]                  156     481  32.4% -lh5- e57a Oct 28  1996 Demo.drive
[generic]                 1542    4614  33.4% -lh5- 0b08 Oct 28  1996 Demo.exe
---------- ----------- ------- ------- ------ ---------- ------------ -------------
 Total         2 files    1698    5095  33.3%            Oct 28  1996