Sengupta, MadhumitaMadhumitaSengupta2025-09-042025-09-042023-01-01http://bhavana.org.in/scaling-the-everest/https://d8.irins.org/handle/IITG2025/29741en-USMathematical computingRay tracing methodMeridianMinimum squaresTime ball signallingScaling the Everest: Radhanath Sikdar and his contributions to mathematical computingJournal PaperArticle123456789/652