What Makes a Good Problem?. Kobon Fujimura 3 lines 1 triangle.
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Transcript of What Makes a Good Problem?. Kobon Fujimura 3 lines 1 triangle.
Number of Lines (n)
Upper limit of Triangles: n(n-2)/3 rounded down
Best Discovered
3 1 1
4 2 2
5 5 5
6 8 7
7 11 11
8 16 15
9 21 21
10 26 25
11 33 32
12 40 38
13 47 47
14 56 53
15 65 65
Number of Lines (n)
n(n-2)/3 rounded down Best Discovered
3 1 1
4 2 2
5 5 5
6 8 7
7 11 11
8 16 15
9 21 21
10 26 25
11 33 32
12 40 38
13 47 47
14 56 53
15 65 65
Number of Lines (n)
Upper limit of Triangles: n(n-2)/3 rounded down
Best Discovered
3 1 1
4 2 2
5 5 5
6 8 7
7 11 11
8 16 15
9 21 21
10 26 25
11 33 32
12 40 38
13 47 47
14 56 53
15 65 65
Number of Lines (n)
Upper limit of Triangles: n(n-2)/3 rounded down
Best Discovered
3 1 1
4 2 2
5 5 5
6 8 7
7 11 11
8 16 15
9 21 21
10 26 25
11 33 32
12 40 38
13 47 47
14 56 53
15 65 65
Number of Lines (n)
Upper limit of Triangles: n(n-2)/3 rounded down
Best Discovered
3 1 1
4 2 2
5 5 5
6 8 7
7 11 11
8 16 15
9 21 21
10 26 25
11 33 32
12 40 38
13 47 47
14 56 53
15 65 65