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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:126AR3of4 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 82 88 20 83 88 12 42 92 16 43 92 12 127 80 12

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
8√2
8
4√2
4
12