[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [Mathematics in Ancient and Medieval India](https://indike.org/pramana/ins.science.bag-1979) › c8.s3.92 # Mathematics in Ancient and Medieval India c8.s3.92 Mathematics in Ancient and Medieval India c8.s3.92 - **Language:** English ### [c8.s3.92](https://indike.org/pramana/ins.science.bag-1979.c8.s3.92) p′₁ = C\_1/ 2 · dx/R (where C\_1/ 2 is the cosine chord at the middle point of the small arc dx) - [Previous: c8.s3.91](https://indike.org/pramana/ins.science.bag-1979.c8.s3.91) - [Next: c8.s3.93](https://indike.org/pramana/ins.science.bag-1979.c8.s3.93) - [Up: c8.s3](https://indike.org/pramana/ins.science.bag-1979.c8.s3) --- Source: [https://indike.org/pramana/ins.science.bag-1979.c8.s3.92](https://indike.org/pramana/ins.science.bag-1979.c8.s3.92) · Pramāṇa