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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:64AM GHM

Order: 19

Horizontal side: 64 Vertical side: 64

Elements: 1√2, 2, 2√2, 3√2, 4√2, 8, 8√2, 14, 16, 14√2, 20, 22, 16√2, 26, 28, 20√2, 30, 22√2, 28√2.

Code: 285 0 36 284 28 36 80 56 64 81 64 64 303 48 26 162 64 40 161 64 56 206 44 20 145 0 22 144 14 22 40 18 26 261 44 26 32 47 23 24 46 24 23 48 24 14 47 23 227 0 22 220 22 22 205 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)

28
28√2
8√2
8
30
16√2
16
20√2
14
14√2
4√2
26
3√2
2√2
2
1√2
22
22√2
20