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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:176AP GHM

Order: 19

Horizontal side: 176 Vertical side: 176

Elements: 2, 2√2, 6, 6√2, 10, 12, 16, 16√2, 28, 29√2, 31√2, 44, 56, 60, 44√2, 60√2, 88, 116, 88√2.

Code: 1165 0 60 884 88 88 883 176 88 281 116 88 167 116 88 166 116 72 447 132 88 446 132 44 62 122 66 63 122 60 105 122 56 607 0 60 600 60 60 314 91 29 26 120 58 296 91 29 25 120 56 565 120 0 121 132 56

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)

116
88√2
88
28
16
16√2
44
44√2
6√2
6
10
60
60√2
31√2
2√2
29√2
2
56
12