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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:154BG GHM

Order: 19

Horizontal side: 154 Vertical side: 154

Elements: 3, 3√2, 7√2, 14, 10√2, 14√2, 23, 18√2, 28, 31, 23√2, 36, 46, 36√2, 54, 54√2, 77, 100, 77√2.

Code: 1005 0 54 774 77 77 773 154 77 234 100 54 233 123 54 102 133 67 311 154 77 70 133 67 36 123 57 147 126 60 140 140 60 35 123 54 547 0 54 540 54 54 364 90 18 363 126 18 287 126 46 463 154 0 184 108 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)

100
77√2
77
23√2
23
10√2
31
7√2
3√2
14
14√2
3
54
54√2
36√2
36
28
46
18√2