People say art is subjective, so can I say math is art?

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Across
  1. 2. Physics building on Mcgill campus
  2. 7. Theory that was discovered by Einstein when he was 26
  3. 8. Statistical measurement of how varied the numbers are in a date set
  4. 9. Mathematical tool used to make calculator by sliding counters along rods
  5. 12. Thought of the theory of heliocentrism
  6. 15. The art of beautiful handwriting
  7. 18. American artist known for his “drip technique” of splashing and pouring paint onto canvases
  8. 19. Path of a projectile motion
  9. 21. What Potters do
  10. 23. Dr. Freud’s first name
  11. 24. Branch of mathematics which involves variables
  12. 25. Twenty to the power of zero
  13. 27. Fifth prime number
  14. 28. Positively charged electron
  15. 29. 1/100th of a second
Down
  1. 1. A polyhedron with eight faces
  2. 3. A baker’s dozen
  3. 4. It’s known as the “_____ sequence”, name of a mathematician and takes the form of a famou looking spiral
  4. 5. Famous irrational number
  5. 6. Calcium carbonate; something you can write with
  6. 10. Chemical formula for salt
  7. 11. Japanese manga artist who started Attack on Titan
  8. 13. Greek philosopher known for his theorem with right triangles
  9. 14. Swiss mathematician who discovered a key concept in fluid dynamics
  10. 16. To shape or care a figure
  11. 17. Greek philosopher who hired someone to walk from Alexandria to Syene
  12. 20. 9x9 gridded puzzle
  13. 22. The main element that our sun is made of
  14. 23. What number on the PH scale represents neutral
  15. 26. Perpendicular