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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:170AV GHM

Order: 19

Horizontal side: 170 Vertical side: 170

Elements: 8, 7√2, 8√2, 14, 16, 12√2, 21, 24, 28, 24√2, 35, 32√2, 56, 64, 46√2, 78, 92, 71√2, 85√2.

Code: 925 0 78 854 85 85 716 99 99 143 99 85 355 99 64 74 92 78 213 99 64 785 0 0 464 46 32 326 46 32 645 78 0 561 134 64 242 158 40 243 158 16 122 170 28 283 170 0 87 134 16 86 134 8 167 142 16

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)

92
85√2
71√2
14
35
7√2
21
78
46√2
32√2
64
56
24√2
24
12√2
28
8
8√2
16