[Pramāṇa](https://indike.org/pramana/) › [Studies](https://indike.org/pramana/ins) › [Science, technology and education](https://indike.org/pramana/ins.science) › [Jyotihshastra: Astral and Mathematical Literature](https://indike.org/pramana/ins.science.pingree-1981) › c3.2 # Jyotihshastra: Astral and Mathematical Literature c3.2 Jyotiḥśāstra: Astral and Mathematical Literature c3.2 - **Language:** English ### [c3.2](https://indike.org/pramana/ins.science.pingree-1981.c3.2) In the performance of Vedic \*śrauta\* rituals an essential prerequisite is the piling up of the fire altar (\*agnicayana\*). These altars (\*citis\*) take the form of various objects; the forms mentioned in Taittirīyasaṃhitā 5, 4, 11 (after the \*chandaściti\*¹ or "meter altar") and the sacrificers who should erect them are: - [Previous: c2.4](https://indike.org/pramana/ins.science.pingree-1981.c2.4) - [Next: c3.3](https://indike.org/pramana/ins.science.pingree-1981.c3.3) - [Up: c3](https://indike.org/pramana/ins.science.pingree-1981.c3) ## Linked texts (1) - [Taittirīyasaṃhitā](https://indike.org/pramana/in.veda.samhita.krsnayajur*taittiriya.5.4.11) — Sanskrit --- Source: [https://indike.org/pramana/ins.science.pingree-1981.c3.2](https://indike.org/pramana/ins.science.pingree-1981.c3.2) · Pramāṇa