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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:92AP GHM

Order: 18

Horizontal side: 92 Vertical side: 92

Elements: 2, 2√2, 4, 3√2, 4√2, 7√2, 13, 14, 15, 11√2, 14√2, 28, 32, 39, 46, 53, 39√2, 46√2.

Code: 535 0 39 464 46 46 463 92 46 74 53 39 30 60 46 321 92 46 40 57 43 41 61 43 22 63 41 21 63 43 155 63 28 133 63 28 397 0 39 390 39 39 114 50 28 281 78 28 142 92 14 143 92 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)

53
46√2
46
7√2
3√2
32
4√2
4
2√2
2
15
13
39
39√2
11√2
28
14√2
14