[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) › c8.21 # Mathematics in Ancient and Medieval India c8.21 Mathematics in Ancient and Medieval India c8.21 - **Language:** English ### [c8.21](https://indike.org/pramana/ins.science.bag-1979.c8.21) Bhāskara I ( c 600 A. D. ) in his \*Mahābhāskarīya\* ( ch. 7, v. 17–19 ) has also set the following approximate formula for calculating the R Sine of an acute angle without the use of a table. - [Previous: c8.20](https://indike.org/pramana/ins.science.bag-1979.c8.20) - [Next: c8.22](https://indike.org/pramana/ins.science.bag-1979.c8.22) - [Up: c8](https://indike.org/pramana/ins.science.bag-1979.c8) ## Cites (1) - [Mahābhāskarīya](https://indike.org/pramana/in.astro.siddhanta.early.mahabhaskariya) — Bhāskara I, Sanskrit --- Source: [https://indike.org/pramana/ins.science.bag-1979.c8.21](https://indike.org/pramana/ins.science.bag-1979.c8.21) · Pramāṇa