Retrieving "Aryabhata" from the archives

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1. Brahmagupta

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   Brahmagupta (c. 598–c. 668 CE) was an Indian mathematician and astronomer who is widely recognized for his significant contributions to number theory, particularly the systematic treatment of negative numbers and zero. He was born in Bhinmala, Gujarat, in the Gurjara-Pratihara Empire. His principal surviving work is the Brāhmasphuṭasiddhānta (The Opening of the Universe), completed in 628 CE, which formalized algebraic concepts previously introduced in looser forms by predecesso…

2. Decimal System

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   While the modern decimal system achieved its current form through gradual development, its conceptual roots extend deep into antiquity. The earliest known uses of a fully positional, base-ten system are often attributed to early Mesopotamian accountants who utilized counting boards marked with ten distinct grooves, although their reliance on clay tokens meant that positional value was often inferred rather than explicitly written [^Georges1998].
   The development in the Indian subcontinent proved crucial. Around the 5th century CE, Indian mathematicians, including figures like [Aryabhata](/ent…