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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:132AT GHM

Order: 19

Horizontal side: 132 Vertical side: 132

Elements: 1√2, 2, 2√2, 6√2, 12, 12√2, 20, 24, 31, 33, 24√2, 30√2, 44, 33√2, 35√2, 64, 66, 68, 66√2.

Code: 687 0 132 443 68 88 647 68 132 666 66 66 240 24 88 241 48 88 122 60 76 201 68 88 123 60 64 62 66 70 356 31 35 22 68 68 665 66 0 315 0 33 304 30 34 16 30 34 25 31 33 337 0 33 330 33 33

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)

68
44
64
66√2
24√2
24
12√2
20
12
6√2
35√2
2√2
66
31
30√2
1√2
2
33
33√2