CloisterWalk can test your favorite number or will let you choose a number from a list. Many provided numbers are known irrationals, others are still uncertain.
Enter the number of steps you would like to walk and click the Go button to produce a graph. If a number does not seem interesting, try switching between the square and hexagonal grids.
Can you predict what is going to happen next time you click the Go button? Can you figure out why fractal patterns emerge? Can CloisterWalk be...
...Using this program, you should
1. capture a pre-view image first,
2. load it into program,
3. assign the brightest zone, darkest zone with as many interesting zones as you want
then
4. push the "Calculate' button to see how many EV adjustment amount should used for a better result on your photography.