Across
- 4. Discovered a version of Pascal's Triangle
- 5. Who invented zero
- 7. First to write numbers in the Hindu Decimal System
Down
- 1. Devi Popularly known as 'Human Calculator'
- 2. Wrote the first work with full and systematic use of decimal number system
- 3. Author of Brahmaphutasiddhanta and Khandakhadyaka
- 6. Famous for the contribution to number theory and infinite theory
