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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:126AR4of4 GHM

Order: 19

Horizontal side: 126 Vertical side: 126

Elements: 4, 4√2, 6, 8, 8√2, 12, 12√2, 17, 14√2, 17√2, 23√2, 34, 26√2, 40, 46, 40√2, 63, 86, 63√2.

Code: 865 0 40 634 63 63 633 126 63 234 86 40 170 109 63 171 126 63 63 92 40 347 92 46 463 126 0 407 0 40 400 40 40 264 66 14 126 80 28 146 66 14 125 80 16 82 88 8 81 88 16 42 92 12 41 92 16

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)

86
63√2
63
23√2
17√2
17
6
34
46
40
40√2
26√2
12√2
14√2
12
8√2
8
4√2
4