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

Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:266AB2of4 GHM

Order: 19

Horizontal side: 266 Vertical side: 266

Elements: 4, 4√2, 8, 8√2, 12, 16, 14√2, 16√2, 30, 44, 37√2, 44√2, 74, 104, 74√2, 118, 111√2, 118√2, 192.

Code: 1927 0 266 440 192 266 441 236 266 162 252 250 301 266 266 163 252 234 142 266 236 1186 148 118 85 236 226 84 244 226 123 252 222 45 236 222 44 240 222 1116 37 111 1047 148 222 1185 148 0 370 37 111 747 0 74 740 74 74

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)

192
44√2
44
16√2
30
16
14√2
118√2
8
8√2
12
4
4√2
111√2
104
118
37√2
74
74√2