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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:134AU GHM

Order: 19

Horizontal side: 134 Vertical side: 134

Elements: 1√2, 3, 3√2, 6, 6√2, 12, 10√2, 11√2, 12√2, 22, 23, 22√2, 44, 45, 56, 67, 78, 56√2, 67√2.

Code: 785 0 56 674 67 67 673 134 67 114 78 56 106 79 57 235 89 44 451 134 67 10 79 57 567 0 56 560 56 56 124 68 44 123 80 44 62 86 50 63 86 44 32 89 47 33 89 44 441 112 44 222 134 22 223 134 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)

78
67√2
67
11√2
10√2
23
45
1√2
56
56√2
12√2
12
6√2
6
3√2
3
44
22√2
22