Of this abstraction. The values for getRadius() or getCircumference() in the above illustration could be stored immediately, or they may be calculated, it doesn't make a difference on the caller; the setters might or might not have side effects; it isn't going to make a difference to the caller. Common https://luxuryapartmentsoldgurgaon.blogspot.com/2025/05/m3m-manesar-gurgaon-future-of-elegant.html