[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [Yantras or Mechanical Contrivances in Ancient India](https://indike.org/pramana/ins.science.raghavan-1952) › c2.185 # Yantras or Mechanical Contrivances in Ancient India c2.185 Yantras or Mechanical Contrivances in Ancient India c2.185 - **Language:** English ### [c2.185](https://indike.org/pramana/ins.science.raghavan-1952.c2.185) Five classes of yantras are then mentioned as constituting the five sections of the science of yantras, \*yantra-śāstra-adhikāra\* (86); the lines not being free from corruption, we are not able to make out these five classes of yantras to which reference is again made later; but movement, such as rotary; material, such as wood; purpose, such as the exhibition of dexterity and the satisfaction of curiosity; utilitarian value and pleasure, as in swings; and form, as in the round yantras (\*cakra\*) is about the best meaning that I can extract out of the context here. - [Previous: c2.184](https://indike.org/pramana/ins.science.raghavan-1952.c2.184) - [Next: c2.186](https://indike.org/pramana/ins.science.raghavan-1952.c2.186) - [Up: c2](https://indike.org/pramana/ins.science.raghavan-1952.c2) ## Cites (1) - [Samarāṅgaṇasūtradhāra](https://indike.org/pramana/in.art.silpa.samaranganasutradhara) — Bhoja, Sanskrit --- Source: [https://indike.org/pramana/ins.science.raghavan-1952.c2.185](https://indike.org/pramana/ins.science.raghavan-1952.c2.185) · Pramāṇa