Mathematics

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Across
  1. 3. is the man who discovered zero.
  2. 5. is a very famous work.
  3. 8. of the sixth century AD is another pioneering work in the field of astronomy
  4. 9. and astronomy together ignited interest in time and cosmology.
  5. 10. in the field of mathematics were the notation system, the decimal system and the use of zero
Down
  1. 1. and the numerals were carried to the West by the Arabs
  2. 2. Indian mathematics is supposed to have originated from.
  3. 4. introduced practical geometry involving acute angle, obtuse angle and right angle.
  4. 6. discovered algebra and also formulated the area of triangle, Which led to the origin of Trigonometry.
  5. 7. that the moon rotated around the earth and the earth rotated around the sun found recognition and later discoveries were based on this assertion.