Squaring.net >> IRTS >> PPIRTSS >> Order 15

Primitive Perfect Isosceles Right Triangled Square

Title: d 15:28AD JDS

Order: 15

Horizontal side: 28 Vertical side: 28

Elements: 1√2, 2, 2√2, 3√2, 5, 6, 7, 5√2, 8, 6√2, 11, 14, 11√2, 17, 14√2.

Code: 175 0 11 144 14 14 143 28 14 34 17 11 10 20 14 81 28 14 20 19 13 21 21 13 75 21 6 117 0 11 110 11 11 54 16 6 53 21 6 64 22 0 63 28 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)

17
14√2
14
3√2
1√2
8
2√2
2
7
11
11√2
5√2
5
6√2
6