Analysis of information sources in references of the Wikipedia article "பிரம்மகுப்தர்" in Tamil language version.
Brahma-siddhānta, so called from Brahman, composed by Brahmagupta, the son of Jishnu, from the town of Bhillamāla between Multān and Anhilwāra, 16 yojana from the latter place (?)
Brahmagupta (b. 598 AD) was a native of either the Multan region of the Punjab (now this areas is in Pakistan) or the Abu region of Rajasthan.