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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 18:93AD GHM

Order: 18

Horizontal side: 93 Vertical side: 93

Elements: 3√2, 6, 6√2, 10, 12, 10√2, 20, 21, 15√2, 26, 31, 32, 35, 26√2, 41, 35√2, 52, 58.

Code: 585 0 35 521 52 93 315 52 62 411 93 93 217 52 62 156 58 47 107 73 62 100 83 62 207 73 52 266 67 26 66 52 41 125 58 35 355 0 0 354 35 0 30 70 35 323 67 0 67 67 32 265 67 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)

58
52
31
41
21
15√2
10
10√2
20
26√2
6√2
12
35
35√2
3√2
32
6
26