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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:132BA3of8 GHM

Order: 19

Horizontal side: 132 Vertical side: 132

Elements: 1√2, 2, 2√2, 4, 3√2, 6, 7, 13, 10√2, 20, 23, 23√2, 43, 46, 43√2, 46√2, 66, 86, 66√2.

Code: 865 0 46 664 66 66 663 132 66 201 86 66 102 96 56 234 109 43 233 132 43 63 96 50 135 96 43 16 89 49 27 90 50 26 90 48 47 92 50 73 96 43 30 89 49 465 0 0 464 46 0 430 89 43 431 132 43

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)

86
66√2
66
20
10√2
23√2
23
6
13
1√2
2
2√2
4
7
3√2
46
46√2
43√2
43