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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:56AW GHM

Order: 18

Horizontal side: 56 Vertical side: 56

Elements: 1√2, 2, 2√2, 3, 4, 8, 8√2, 14, 10√2, 11√2, 16, 17, 14√2, 16√2, 17√2, 28, 32, 28√2.

Code: 325 0 24 284 28 28 283 56 28 41 32 28 22 34 26 21 34 28 12 35 27 114 45 17 146 42 14 100 35 27 165 0 8 164 16 8 170 25 17 171 42 17 37 42 17 145 42 0 85 0 0 84 8 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)

32
28√2
28
4
2√2
2
1√2
11√2
14√2
10√2
16
16√2
17√2
17
3
14
8
8√2