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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:278AI GHM

Order: 19

Horizontal side: 278 Vertical side: 278

Elements: 8, 8√2, 16, 16√2, 26, 29, 24√2, 28√2, 29√2, 56, 58, 55√2, 56√2, 84, 110, 84√2, 139, 194, 139√2.

Code: 1945 0 84 1394 139 139 1393 278 139 554 194 84 290 249 139 291 278 139 263 220 84 587 220 110 1103 278 0 847 0 84 840 84 84 564 140 28 563 196 28 87 196 84 86 196 76 167 204 84 166 204 68 242 220 52 284 168 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)

194
139√2
139
55√2
29√2
29
26
58
110
84
84√2
56√2
56
8
8√2
16
16√2
24√2
28√2