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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:122AC GHM

Order: 19

Horizontal side: 122 Vertical side: 122

Elements: 5√2, 10, 11, 10√2, 20, 23, 19√2, 30, 25√2, 38, 42, 30√2, 45, 46, 35√2, 38√2, 57, 42√2, 46√2.

Code: 465 0 76 464 46 76 356 57 87 302 122 92 301 122 122 256 97 67 113 57 76 455 57 42 382 38 38 571 57 76 50 97 67 107 92 62 106 92 52 205 102 42 237 57 42 420 80 42 421 122 42 383 38 0 192 57 19

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)

46
46√2
35√2
30√2
30
25√2
11
45
38√2
57
5√2
10
10√2
20
23
42√2
42
38
19√2