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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:100AB GHM

Order: 18

Horizontal side: 100 Vertical side: 100

Elements: 1√2, 2, 2√2, 4, 9√2, 18, 19, 23, 18√2, 27, 20√2, 23√2, 37, 27√2, 46, 50, 54, 50√2.

Code: 545 0 46 504 50 50 503 100 50 41 54 50 22 56 48 234 77 27 233 100 27 23 56 46 12 57 47 200 57 47 465 0 0 371 37 46 197 37 46 185 37 9 184 55 9 270 73 27 271 100 27 94 46 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)

54
50√2
50
4
2√2
23√2
23
2
1√2
20√2
46
37
19
18
18√2
27√2
27
9√2