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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:106AL GHM

Order: 19

Horizontal side: 106 Vertical side: 106

Elements: 2√2, 4, 3√2, 7√2, 11, 9√2, 14, 10√2, 11√2, 13√2, 20, 20√2, 29, 33, 43, 53, 43√2, 63, 53√2.

Code: 635 0 43 534 53 53 533 106 53 104 63 43 130 73 53 331 106 53 437 0 43 430 43 43 141 57 43 72 64 36 34 60 40 41 64 40 22 66 38 114 75 29 113 86 29 202 106 20 90 66 38 291 86 29 203 106 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)

63
53√2
53
10√2
13√2
33
43
43√2
14
7√2
3√2
4
2√2
11√2
11
20√2
9√2
29
20