This archive contains: Variate.8xp readme.txt This program studys the function stored in y1 (press y= and type your function there) and displays the variation chart of the given function. Possibility to modify settings such as range and precision. Also displays time needed for the process. The default input uses the window settings as range, please use the customize option to set the range where the function is defined. an error will stop the program if the function's value does not exist. (example: f(x)=sqrt(x) and x=-5) Author info: Quentin de Metz --- 16 years old --- Ti 83 + quentindemetz@gmail.com