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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:116AO GHM

Order: 18

Horizontal side: 116 Vertical side: 116

Elements: 4, 4√2, 6, 8, 6√2, 7√2, 10, 14, 14√2, 15√2, 29, 29√2, 43, 44, 58, 44√2, 72, 58√2.

Code: 725 0 44 584 58 58 583 116 58 144 72 44 46 82 54 85 86 50 154 101 43 296 87 29 103 82 44 45 82 50 65 82 44 64 88 44 70 94 50 445 0 0 444 44 0 433 87 0 147 87 43 295 87 0

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)

72
58√2
58
14√2
4√2
8
15√2
29√2
10
4
6
6√2
7√2
44
44√2
43
14
29