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What Makes a Good Problem?. Kobon Fujimura 3 lines 1 triangle.

Published byAntony Singleton Modified over 9 years ago

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Presentation on theme: "What Makes a Good Problem?. Kobon Fujimura 3 lines 1 triangle."— Presentation transcript:

1 What Makes a Good Problem?

2

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4 Kobon Fujimura

5 3 lines 1 triangle

6 4 lines 2 triangle

7 5 lines 5 triangles

8 6 lines 7 triangles

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10 7 lines 11 triangles

11 8 lines 12 triangles

12 9 lines 21 triangles

13 10 lines 25 triangles

14 13 lines 47 triangles

15 15 lines 65 triangles

16 Number of Lines (n) Upper limit of Triangles: n(n-2)/3 rounded down Best Discovered 311 422 555 687 711 81615 921 102625 113332 124038 1347 145653 1565

17 Number of Lines (n)n(n-2)/3 rounded downBest Discovered 311 422 555 687 711 81615 921 102625 113332 124038 1347 145653 1565

18 Number of Lines (n) Upper limit of Triangles: n(n-2)/3 rounded down Best Discovered 311 422 555 687 711 81615 921 102625 113332 124038 1347 145653 1565

19 Number of Lines (n) Upper limit of Triangles: n(n-2)/3 rounded down Best Discovered 311 422 555 687 711 81615 921 102625 113332 124038 1347 145653 1565

20 Number of Lines (n) Upper limit of Triangles: n(n-2)/3 rounded down Best Discovered 311 422 555 687 711 81615 921 102625 113332 124038 1347 145653 1565

21 Number of Lines (n) Upper limit of Triangles: n(n-2)/3 rounded down Best Discovered 311 422 555 687 711 81615 921 102625 113332 124038 1347 145653 1565

22 3 lines 1 triangle

23 4 lines 2 triangle

24 5 lines 5 triangles

25 6 lines 7 triangles

26

27 7 lines 11 triangles

28 8 lines 12 triangles

29 9 lines 21 triangles

30 10 lines 25 triangles

31 13 lines 47 triangles

32 15 lines 65 triangles

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