[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) › c8.146 # Mathematics in Ancient and Medieval India c8.146 Mathematics in Ancient and Medieval India c8.146 - **Language:** English ### [c8.146](https://indike.org/pramana/ins.science.bag-1979.c8.146) (6) Substituting 90⁰ - A for A, and A for B in the relation (5), the result follows - [Previous: c8.145](https://indike.org/pramana/ins.science.bag-1979.c8.145) - [Next: c8.147](https://indike.org/pramana/ins.science.bag-1979.c8.147) - [Up: c8](https://indike.org/pramana/ins.science.bag-1979.c8) --- Source: [https://indike.org/pramana/ins.science.bag-1979.c8.146](https://indike.org/pramana/ins.science.bag-1979.c8.146) · Pramāṇa