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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:100AI GHM

Order: 18

Horizontal side: 100 Vertical side: 100

Elements: 2, 2√2, 4, 6, 7√2, 8√2, 9√2, 16, 18, 22, 28, 22√2, 28√2, 44, 50, 36√2, 56, 50√2.

Code: 565 0 44 504 50 50 503 100 50 61 56 50 45 56 46 224 78 28 223 100 28 25 56 44 24 58 44 96 51 37 185 60 28 447 0 44 86 36 36 165 44 28 74 51 37 360 36 36 284 72 0 283 100 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)

56
50√2
50
6
4
22√2
22
2
2√2
9√2
18
44
8√2
16
7√2
36√2
28√2
28