Which ancient Indian mathematician developed the concept of zero and the decimal place-value system, foundational to modern mathematics?
- Brahmagupta
- Aryabhata
- Bhaskaracharya
- Panini
Answer: Brahmagupta
Brahmagupta (7th century CE) formalized zero as a number and established rules for arithmetic operations with zero and negatives in 'Brahmasphutasiddhanta'. His work influenced Islamic and European mathematics.