[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [The Science of the Shulba: A Study in Early Hindu Geometry](https://indike.org/pramana/ins.science.datta-1932) › c22.42 # The Science of the Shulba: A Study in Early Hindu Geometry c22.42 The Science of the Śulba: A Study in Early Hindu Geometry c22.42 - **Language:** English ### [c22.42](https://indike.org/pramana/ins.science.datta-1932.c22.42) arc of a circle very likely with an arrow-head at one extremity. Thus we have the terms \*dakṣiṇāvṛta lekhā\* (‘the line turning rotationally towards the right’’) and \*savyāvṛta lekhā\* (‘the line turning rotationally towards the left’’).¹ Again a rotation is called \*dakṣiṇā-prāk\*, if it is towards the east by the south, and \*dakṣiṇā-pratyak\*, if it is towards the west by the south.² - [Previous: c22.41](https://indike.org/pramana/ins.science.datta-1932.c22.41) - [Next: c22.43](https://indike.org/pramana/ins.science.datta-1932.c22.43) - [Up: c22](https://indike.org/pramana/ins.science.datta-1932.c22) --- Source: [https://indike.org/pramana/ins.science.datta-1932.c22.42](https://indike.org/pramana/ins.science.datta-1932.c22.42) · Pramāṇa