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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:170BH4of8 GHM

Order: 19

Horizontal side: 170 Vertical side: 170

Elements: 2, 2√2, 4, 3√2, 6, 6√2, 7√2, 14, 16√2, 23√2, 39, 46, 39√2, 62, 46√2, 85, 62√2, 108, 85√2.

Code: 1085 0 62 854 85 85 853 170 85 234 108 62 390 131 85 391 170 85 627 0 62 620 62 62 141 76 62 72 83 55 164 92 46 30 83 55 43 80 48 67 80 52 60 86 52 24 78 46 23 80 46 464 124 0 463 170 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)

108
85√2
85
23√2
39√2
39
62
62√2
14
7√2
16√2
3√2
4
6
6√2
2√2
2
46√2
46