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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:218AW GHM

Order: 19

Horizontal side: 218 Vertical side: 218

Elements: 12√2, 15√2, 24, 18√2, 30, 24√2, 34, 36, 27√2, 41, 33√2, 34√2, 41√2, 68, 75, 75√2, 109, 143, 109√2.

Code: 1435 0 75 1094 109 109 1093 218 109 344 143 75 343 177 75 412 218 68 411 218 109 757 0 75 750 75 75 334 108 42 186 123 57 367 141 75 246 153 51 683 218 0 156 108 42 305 123 27 126 141 39 245 153 27 274 150 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)

143
109√2
109
34√2
34
41√2
41
75
75√2
33√2
18√2
36
24√2
68
15√2
30
12√2
24
27√2