Across
- 4. he is also called the father of geometry
- 6. invented the equal sign (=)
- 7. he proved the relationship between the perpendicular, base and hypotenuse of a right angled triangle
- 8. gave the theory of relativity
- 10. they were the first to approximately measure the relationship between the diameter and circumference of a circle
- 11. he gave the laws of motion
- 12. proved pi is irrational
Down
- 1. He invented the mechanical calculator
- 2. he found the value of pi
- 3. the Fibonacci sequence was given by
- 5. he provided results for the summation of series of squares and cubes
- 9. written by jain mathematicians and contains the earliest information on combinations.