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

Primitive Perfect Isosceles Right Triangled Square

Title: _r 19:104AU4of4 GHM

Order: 19

Horizontal side: 104 Vertical side: 104

Elements: 4√2, 8, 7√2, 8√2, 14, 16, 12√2, 15√2, 22, 16√2, 28, 30, 22√2, 32, 30√2, 44, 52, 60, 52√2.

Code: 605 0 44 524 52 52 523 104 52 154 67 37 220 82 52 221 104 52 445 0 0 321 32 44 162 48 28 281 60 44 72 67 37 147 60 30 300 74 30 301 104 30 163 48 12 122 60 16 84 40 4 83 48 4 44 44 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)

60
52√2
52
15√2
22√2
22
44
32
16√2
28
7√2
14
30√2
30
16
12√2
8√2
8
4√2