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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:186AR3of4 GHM

Order: 19

Horizontal side: 186 Vertical side: 186

Elements: 2√2, 4, 4√2, 8, 6√2, 12, 13, 14, 13√2, 27, 40, 53, 40√2, 66, 80, 93, 66√2, 120, 93√2.

Code: 1205 0 66 934 93 93 933 186 93 271 120 93 137 120 93 130 133 93 531 186 93 147 120 80 66 128 74 127 134 80 803 146 0 402 186 40 83 128 66 42 132 70 43 132 66 22 134 68 665 0 0 664 66 0 403 186 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)

120
93√2
93
27
13
13√2
53
14
6√2
12
80
40√2
8
4√2
4
2√2
66
66√2
40