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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:94AS GHM

Order: 19

Horizontal side: 94 Vertical side: 94

Elements: 2√2, 5√2, 6√2, 12, 12√2, 20, 17√2, 18√2, 19√2, 20√2, 30, 24√2, 34, 25√2, 36, 38, 40, 30√2, 58.

Code: 587 0 94 343 58 60 172 75 77 361 94 94 190 75 77 246 0 36 302 54 30 301 54 60 405 54 20 24 56 58 381 94 58 182 18 18 56 49 25 250 49 25 204 74 0 203 94 0 60 18 18 120 12 12 121 24 12

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)

58
34
17√2
36
19√2
24√2
30√2
30
40
2√2
38
18√2
5√2
25√2
20√2
20
6√2
12√2
12