Mathematics & Computer Science
Bhavana: the composition law
628 CEBrahmaguptaBrahmasphutasiddhantaPan-Indian / unspecified
628 CE
A law for combining known solutions of Nx^2 + 1 = y^2 to generate new ones.
- Dated
- 628 CE
- As scholars put it
- 628 CE
- Originator
- Brahmagupta
- Source text
- Brahmasphutasiddhanta
- Region
- Pan-Indian / unspecified
- Discipline
- Mathematics & Computer Science
- Evidence
- Documented
- Confidence
- High
- Verification
- Verified-web
Meanwhile in the West
Rediscovered in Europe by Euler and Lagrange (18th c.).
Fair to say
Later the basis of the chakravala method.
Path to modern innovation
A foundational idea in number theory.
628 CEBhavana: the composition law
2000Transmission
Independent European rediscovery.
References
- 1Plofker (2009)
- 2dhara.amritmahotsav.nic.in
Further reading
Corrections and additional sources: edit IND-243 on GitHub.