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Learning without distractions
  1. 1 44:04 Introduction to number theory lecture 1. Richard E Borcherds · 291.6K views
  2. 2 32:03 Introduction to number theory lecture 2: Survey. Richard E Borcherds · 51.1K views
  3. 3 42:32 Introduction to number theory lecture 3: Divisibility and Euclid’s algorithms. Richard E Borcherds · 42.2K views
  4. 4 28:57 Introduction to number theory lecture 4. More on Euclid’s algorithm Richard E Borcherds · 22.1K views
  5. 5 44:51 Introduction to number theory lecture 5. Primes. Richard E Borcherds · 24.9K views
  6. 6 32:17 Introduction to number theory lecture 6. Multiplicative functions. Richard E Borcherds · 16.8K views
  7. 7 41:00 Introduction to number theory lecture 7. Binomial coefficients. Richard E Borcherds · 14.5K views
  8. 8 43:26 Introduction to number theory lecture 8. Applications of binomial coefficients Richard E Borcherds · 12.4K views
  9. 9 40:57 Introduction to number theory lecture 9: Congruences Richard E Borcherds · 16.1K views
  10. 10 28:11 Introduction to number theory lecture 10. Fermat’s theorem Richard E Borcherds · 12.9K views
  11. 11 35:20 Introduction to number theory lecture 11. Euler’s theorem Richard E Borcherds · 11.4K views
  12. 12 29:55 Introduction to number theory lecture 12 Wilson’s theorem Richard E Borcherds · 9.1K views
  13. 13 34:47 Introduction to number theory lecture 13. The Chinese remainder theorem. Richard E Borcherds · 12K views
  14. 14 48:51 Introduction to number theory lecture 14. Euler’s totient function Richard E Borcherds · 10.1K views
  15. 15 40:25 Introduction to number theory lecture 15. Numerical calculation Richard E Borcherds · 8K views
  16. 16 25:37 Introduction to number theory lecture 16. More numerical calculation Richard E Borcherds · 4.9K views
  17. 17 22:37 Introduction to number theory lecture 17. Factorization. Richard E Borcherds · 7.3K views
  18. 18 37:21 Introduction to number theory lecture 18. Cryptography Richard E Borcherds · 9.2K views
  19. 19 31:29 Introduction to number theory lecture 19. Hensel and Newton’s method Richard E Borcherds · 9.3K views
  20. 20 28:10 Introduction to number theory lecture 20. p-adic numbers. Richard E Borcherds · 12.6K views
  21. 21 38:18 Introduction to number theory lecture 21. Congruences modulo a prime. Richard E Borcherds · 6.7K views
  22. 22 16:02 Introduction to number theory lecture 22. Chevalley-Warning theorem Richard E Borcherds · 5.9K views
  23. 23 35:01 Introduction to number theory lecture 23. Primitive roots. Richard E Borcherds · 8.9K views
  24. 24 20:19 Introduction to number theory lecture 24. Primitive roots for prime powers Richard E Borcherds · 4.6K views
  25. 25 21:41 Introduction to number theory lecture 25. Quadratic equations mod p. Richard E Borcherds · 5.5K views
  26. 26 17:00 Introduction to number theory lecture 26. Roots of polynomials modulo a prime. Richard E Borcherds · 4.7K views
  27. 27 29:34 Introduction to number theory lecture 27. Groups and number theory Richard E Borcherds · 5.5K views
  28. 28 23:23 Introduction to number theory lecture 28. Products of groups Richard E Borcherds · 3.5K views
  29. 29 38:15 Introduction to number theory lecture 29. Rings in number theory Richard E Borcherds · 4.9K views
  30. 30 24:50 Introduction to number theory lecture 30. Fields in number theory Richard E Borcherds · 4K views
  31. 31 32:26 Introduction to number theory lecture 31. Quadratic residues. Richard E Borcherds · 5.7K views
  32. 32 28:02 Introduction to number theory lecture 32. Calculation of the Legendre symbol Richard E Borcherds · 4.2K views
  33. 33 32:47 Introduction to number theory lecture 33. Quadratic reciprocity Richard E Borcherds · 5.7K views
  34. 34 17:48 Introduction to number theory lecture 34. Gauss sums Richard E Borcherds · 7.2K views
  35. 35 38:05 Introduction to number theory lecture 35 Jacobi symbol Richard E Borcherds · 6K views
  36. 36 21:02 Introduction to number theory lecture 36 Kronecker symbol Richard E Borcherds · 3.8K views
  37. 37 26:21 Introduction to number theory lecture 37 Continued fractions Richard E Borcherds · 8.9K views
  38. 38 23:42 Introduction to number theory lecture 38. Binary quadratic forms Richard E Borcherds · 7.5K views
  39. 39 22:54 Introduction to number theory lecture 39: Equivalence of binary quadratic forms Richard E Borcherds · 5.2K views
  40. 40 28:08 Introduction to number theory lecture 40. Examples of positive definite forms Richard E Borcherds · 3.9K views
  41. 41 29:57 Introduction to number theory lecture 41: More examples of binary quadratic forms Richard E Borcherds · 3.1K views
  42. 42 22:29 Introduction to number theory lecture 42. Examples of indefinite binary quadratic forms. Richard E Borcherds · 3.1K views
  43. 43 35:59 Introduction to number theory lecture 43 Gaussian integers Richard E Borcherds · 6.3K views
  44. 44 23:08 Introduction to number theory lecture 44 Pythagorean triangles Richard E Borcherds · 6.7K views
  45. 45 31:04 Introduction to number theory lecture 45 Dirichlet series Richard E Borcherds · 7.7K views
  46. 46 17:45 Introduction to number theory lecture 46. Products of Dirichlet series Richard E Borcherds · 4.6K views
  47. 47 27:15 Introduction to number theory lecture 47. The prime number theorem Richard E Borcherds · 9.6K views
  48. 48 17:40 Introduction to number theory lecture 48 Proof of the prime number theorem Richard E Borcherds · 12.1K views
  49. 49 35:45 Introduction to number theory lecture 49. Dirichlet’s theorem Richard E Borcherds · 12.1K views
  50. 50 20:50 Introduction to number theory lecture 50. Dirichlet characters Richard E Borcherds · 9.3K views
  51. 51 24:31 Introduction to number theory lecture 51. Proof of Dirichlet’s theorem Richard E Borcherds · 11.6K views
  52. 52 24:14 Introduction to number theory lecture 52. Nonvanishing of L series at s=1. Richard E Borcherds · 8.6K views
  53. 53 12:34 Introduction to number theory lecture 53. Three calculators for number theorists Richard E Borcherds · 19.8K views