[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) › c7.s7.4 # A History of the Kerala School of Hindu Astronomy (in Perspective) c7.s7.4 A History of the Kerala School of Hindu Astronomy (in Perspective) c7.s7.4 - **Language:** English ### [c7.s7.4](https://indike.org/pramana/ins.science.sarma-1972.c7.s7.4) The letter \*l\*, which is peculiar to Dravidian denotes 9.¹ The versatility of the notation rests in the fact that even long and intricate numbers can be expressed through apparently meaningful expressions and verse-bits, facilitating their easy verification and memorisation.² The numerous sine and other mnemonic tables which form a characteristic feature of the Kerala School of astronomy are couched in this notation. - [Previous: c7.s7.3](https://indike.org/pramana/ins.science.sarma-1972.c7.s7.3) - [Next: c7.s7.5](https://indike.org/pramana/ins.science.sarma-1972.c7.s7.5) - [Up: c7.s7](https://indike.org/pramana/ins.science.sarma-1972.c7.s7) --- Source: [https://indike.org/pramana/ins.science.sarma-1972.c7.s7.4](https://indike.org/pramana/ins.science.sarma-1972.c7.s7.4) · Pramāṇa