[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [A History of the Kerala School of Hindu Astronomy (in Perspective)](https://indike.org/pramana/ins.science.sarma-1972) › c8.s6.24 # A History of the Kerala School of Hindu Astronomy (in Perspective) c8.s6.24 A History of the Kerala School of Hindu Astronomy (in Perspective) c8.s6.24 - **Language:** English ### [c8.s6.24](https://indike.org/pramana/ins.science.sarma-1972.c8.s6.24) For a circumference C of a circle of diameter D, this gives the formula : C, (i.e., π D)=4D-4D/3+4D/5......or π/4=1+1/3-1/5......¹ - [Previous: c8.s6.23](https://indike.org/pramana/ins.science.sarma-1972.c8.s6.23) - [Next: c8.s6.25](https://indike.org/pramana/ins.science.sarma-1972.c8.s6.25) - [Up: c8.s6](https://indike.org/pramana/ins.science.sarma-1972.c8.s6) --- Source: [https://indike.org/pramana/ins.science.sarma-1972.c8.s6.24](https://indike.org/pramana/ins.science.sarma-1972.c8.s6.24) · Pramāṇa