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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:164BI8of8 GHM

Order: 19

Horizontal side: 164 Vertical side: 164

Elements: 1√2, 2, 2√2, 3√2, 6, 6√2, 10, 12, 16√2, 22√2, 38, 44, 38√2, 60, 44√2, 82, 60√2, 104, 82√2.

Code: 1045 0 60 824 82 82 823 164 82 224 104 60 380 126 82 381 164 82 607 0 60 600 60 60 164 76 44 103 92 50 127 92 60 60 82 50 61 88 50 32 91 47 24 90 48 23 92 48 14 91 47 444 120 0 443 164 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)

104
82√2
82
22√2
38√2
38
60
60√2
16√2
10
12
6√2
6
3√2
2√2
2
1√2
44√2
44