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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:104AI GHM

Order: 19

Horizontal side: 104 Vertical side: 104

Elements: 6, 6√2, 12, 9√2, 16, 12√2, 18, 15√2, 16√2, 28, 30, 32, 36, 30√2, 44, 32√2, 36√2, 56, 44√2.

Code: 567 0 104 320 56 104 321 88 104 162 104 88 161 104 104 446 60 44 156 9 57 367 24 72 366 24 36 287 60 72 90 9 57 187 0 48 60 18 48 445 60 0 120 12 42 121 24 42 65 24 30 307 0 30 300 30 30

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)

56
32√2
32
16√2
16
44√2
15√2
36
36√2
28
9√2
18
6√2
44
12√2
12
6
30
30√2