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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:74AQ GHM

Order: 19

Horizontal side: 74 Vertical side: 74

Elements: 4, 4√2, 6, 6√2, 7√2, 10, 8√2, 12, 15, 11√2, 16, 12√2, 14√2, 22, 26, 26√2, 37, 48, 37√2.

Code: 485 0 26 374 37 37 373 74 37 114 48 26 70 59 37 151 74 37 40 52 30 41 56 30 107 56 30 163 66 14 82 74 22 267 0 26 260 26 26 124 38 14 123 50 14 62 56 20 61 56 26 223 74 0 144 52 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)

48
37√2
37
11√2
7√2
15
4√2
4
10
16
8√2
26
26√2
12√2
12
6√2
6
22
14√2