Of this abstraction. The values for getRadius() or getCircumference() in the above mentioned illustration may very well be stored instantly, or they could be calculated, it isn't going to issue on the caller; the setters could possibly or won't have side effects; it will not matter on the caller. A https://primelowrisefloorsgurgaon.blogspot.com/2025/06/elevated-urban-living-begins-at.html