[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.s3.4 # Mathematics in Ancient and Medieval India c8.s3.4 Mathematics in Ancient and Medieval India c8.s3.4 - **Language:** English ### [c8.s3.4](https://indike.org/pramana/ins.science.bag-1979.c8.s3.4) $3) cos θ = 1 - (θ²)/(2!) + (θ⁴)/(4!) -$ - [Previous: c8.s3.3](https://indike.org/pramana/ins.science.bag-1979.c8.s3.3) - [Next: c8.s3.5](https://indike.org/pramana/ins.science.bag-1979.c8.s3.5) - [Up: c8.s3](https://indike.org/pramana/ins.science.bag-1979.c8.s3) --- Source: [https://indike.org/pramana/ins.science.bag-1979.c8.s3.4](https://indike.org/pramana/ins.science.bag-1979.c8.s3.4) · Pramāṇa