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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:208AF GHM

Order: 19

Horizontal side: 208 Vertical side: 208

Elements: 3√2, 6, 14, 18, 18√2, 26, 20√2, 32, 23√2, 36, 40, 46, 36√2, 68, 86, 104, 86√2, 122, 104√2.

Code: 1225 0 86 1044 104 104 1043 208 104 184 122 86 183 140 86 325 140 72 681 208 104 867 0 86 860 86 86 401 126 86 202 146 66 141 140 86 61 146 72 32 149 69 261 172 72 362 208 36 230 149 69 461 172 46 363 208 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)

122
104√2
104
18√2
18
32
68
86
86√2
40
20√2
14
6
3√2
26
36√2
23√2
46
36