Squaring.net >> IRTS >> PPIRTSS >> Order 19

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:92BO GHM

Order: 19

Horizontal side: 92 Vertical side: 92

Elements: 1, 1√2, 2, 2√2, 3√2, 5, 4√2, 7√2, 12, 14, 13√2, 14√2, 26, 26√2, 38, 40, 39√2, 40√2, 66.

Code: 667 0 92 140 66 92 141 80 92 72 87 85 121 92 92 36 84 82 55 87 80 40 84 82 17 87 80 16 87 79 25 88 78 24 90 78 406 52 40 396 13 39 387 52 78 405 52 0 130 13 39 267 0 26 260 26 26

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)

66
14√2
14
7√2
12
3√2
5
4√2
1
1√2
2
2√2
40√2
39√2
38
40
13√2
26
26√2