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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:140BY GHM

Order: 19

Horizontal side: 140 Vertical side: 140

Elements: 4√2, 6, 8, 6√2, 8√2, 12, 9√2, 13√2, 14√2, 22, 28, 34, 25√2, 28√2, 50, 42√2, 59√2, 84, 112.

Code: 1127 0 140 146 98 126 287 112 140 286 112 112 420 98 126 503 56 34 252 81 59 841 140 84 590 81 59 66 0 28 125 6 22 84 14 26 83 22 26 347 22 34 65 0 22 44 18 22 136 9 13 225 0 0 94 9 13

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)

112
14√2
28
28√2
42√2
50
25√2
84
59√2
6√2
12
8√2
8
34
6
4√2
13√2
22
9√2