The value of root over 2 √ ) was
determined at various phases in the span of 2800 years.
It began with “the Vedangas“, a group of literatures as
appendages of Vedas. Among six such corpuses of
Vedangas, Kalpa (ritual) dealt with religious rituals.
tras, within Kalpa, are instructions of ancient
Vedic rituals through construction of sacrificial altars.
These rituals required various geometrical shapes with
strict rules of measurement ulba content serves as the
oldest known reference of engineering or constructional
manual. In 323 numbers of aphorisms tras), the
pioneer among the geometers was yana who
lived around 800-600 BCE, who developed various
geometrical figures, their combinations, process of
values of irrational numbers, value of π, and solutions of
linear equation through geometry
Keywords : yana, s, Newton – Raphson, Ramanujan, mathematics, Root over 2 (√ ).