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

Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:216AC3of4 GHM

Order: 19

Horizontal side: 216 Vertical side: 216

Elements: 2, 2√2, 4, 3√2, 6, 16√2, 32, 32√2, 48, 54, 64, 48√2, 50√2, 54√2, 57√2, 102, 108, 114, 108√2.

Code: 1147 0 216 643 114 152 322 146 184 481 162 216 547 162 216 546 162 162 323 146 152 162 162 168 36 159 165 570 159 165 500 50 152 484 98 104 43 102 104 67 102 108 1080 108 108 1081 216 108 24 100 102 23 102 102 1027 0 102

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)

114
64
32√2
48
54
54√2
32
16√2
3√2
57√2
50√2
48√2
4
6
108√2
108
2√2
2
102