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