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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:188AH GHM

Order: 19

Horizontal side: 188 Vertical side: 188

Elements: 12, 14, 16, 14√2, 16√2, 26, 32, 26√2, 27√2, 40, 48, 52, 54, 48√2, 54√2, 80, 67√2, 108, 94√2.

Code: 1085 0 80 944 94 94 676 121 121 270 121 121 144 108 80 260 122 94 261 148 94 405 148 54 805 0 0 484 48 32 483 96 32 127 96 80 527 96 68 143 148 54 540 134 54 541 188 54 321 80 32 162 96 16 161 96 32

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)

108
94√2
67√2
27√2
14√2
26√2
26
40
80
48√2
48
12
52
14
54√2
54
32
16√2
16