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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:187AA GHM

Order: 19

Horizontal side: 187 Vertical side: 187

Elements: 10, 10√2, 18, 20, 18√2, 36, 27√2, 43, 53, 38√2, 54, 43√2, 48√2, 53√2, 54√2, 81, 91, 96, 106.

Code: 1065 0 81 961 96 187 482 144 139 911 187 187 386 106 101 432 187 96 106 96 91 205 106 81 433 187 53 815 0 0 544 54 27 543 108 27 187 108 81 180 126 81 367 108 63 103 144 53 530 134 53 531 187 53 274 81 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)

106
96
48√2
91
38√2
43√2
10√2
20
43
81
54√2
54
18
18√2
36
10
53√2
53
27√2