Of this abstraction. The values for getRadius() or getCircumference() in the above mentioned illustration could be stored straight, or they may be calculated, it doesn't make any difference for the caller; the setters might or may not have Unwanted effects; it isn't going to make a difference for the caller. https://maxestatessector36a.home.blog/2025/07/07/strategic-growth-begins-with-m3m-industrial-plots-sector-9-manesar/