Across
- 1. who invented O
- 4. who invented substantial contributions
- 5. discoverer of logarithms
- 6. who reduced geometry
- 9. first professor of mathematics at Queen's College, Cork in Ireland
- 10. the first institution of higher learning in the Western
Down
- 2. who made major contributions to mathematics
- 3. who led to infinitesimal calculus
- 7. the leader of a cosmic observatory at Ujjain
- 8. he discovered algebra