Squaring.net >> IRTS >> PPIRTSS >> Order 18

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:100BI GHM

Order: 18

Horizontal side: 100 Vertical side: 100

Elements: 1, 4, 3√2, 5, 4√2, 6, 5√2, 7√2, 14, 18, 18√2, 32, 36, 32√2, 50, 36√2, 64, 50√2.

Code: 645 0 36 504 50 50 503 100 50 141 64 50 52 69 45 184 82 32 183 100 32 53 69 40 65 69 39 47 64 40 40 68 40 11 69 40 34 72 36 70 75 39 365 0 0 364 36 0 320 68 32 321 100 32

The properties below may precede order:side in a tiling's title:

Credit for Discovery

Just three people are credited with the discovery of Primitive Perfects:

Geoffrey H. Morley (GHM, England)

Jasper D. Skinner, II (JDS, United States)

William T. Tutte (WTT, Canada, 1917-2002) (15:44AI, 17:136AJ and 19:56AJ only)

64
50√2
50
14
5√2
18√2
18
5
6
4
4√2
1
3√2
7√2
36
36√2
32√2
32