Maths Crossword

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Across
  1. 3. The late Princess is stuck in the middle of average surroundings
  2. 6. A non-dominant male Quidditch player
  3. 7. I would be inclined to have the North and South reordered
  4. 8. Numerical system points to a triangle
  5. 9. How two mathematicians autograph a document
  6. 10. Equation one follows to create sport
  7. 11. Division almost causes price estimate of tepee
  8. 12. Number or finger
  9. 16. Triangle indicating a sporting draw
  10. 19. The product is unity
  11. 21. Reaching the end in maths
  12. 22. Less than a tennis match, it is part of a larger group
  13. 23. French mathematician feels the pressure
  14. 25. Shorthand unit of time inside less than a byte
  15. 26. Olympic ring diagram
  16. 27. Measure the distance out the back
  17. 28. Start by mixing half of 4.55 litres then awaken a black and white animal
  18. 29. Shape up, your jail term finishes one prior
  19. 30. Record a pattern of sound on a ship
  20. 31. Constant factor in company achieving minimal waste
  21. 33. The third letter after Q
  22. 34. Gosh, a party was in disarray for old mathematician
  23. 39. From top to bottom at the golf practice facility
  24. 40. Knight David is ridiculous with his five pack
Down
  1. 1. Musical circle segment
  2. 2. A cute version of Gabriel
  3. 3. Magician performs an array of illusions after April
  4. 4. Sleep in the yard, away from the main group
  5. 5. Maths expression party
  6. 9. Isaac Newton really got his teeth into this branch of Mathematics
  7. 11. No sleeping for this colourless mineral in the supermarket lane
  8. 13. Scrambled remote takes shape between the borders of Germany
  9. 14. Unusually energetic African virus minus 2.718
  10. 15. Mathematician begins with a lie about a sequence
  11. 16. Mathematical function helping the minorities enter society
  12. 17. Start of spring has arrived, let's have a ball
  13. 18. Medical disorder which can recur
  14. 20. Famous mathematician's rearranged merchandise falls just short
  15. 22. Some Greek letter
  16. 24. Pete or Paul steal talent
  17. 32. Relationship in administration
  18. 34. Multiple medical practitioners who support the Eels
  19. 35. Sunkissed male lifeguard has the touch
  20. 36. The very top graded chest muscles
  21. 37. Cool Thorpedo
  22. 38. Dodgy line of people includes Stuart, Scott and Simon