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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:76AH GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 3√2, 4√2, 6, 8, 8√2, 12, 14, 12√2, 14√2, 22, 16√2, 26, 28, 22√2, 32, 34, 25√2, 26√2, 32√2.

Code: 325 0 44 324 32 44 146 50 62 127 64 76 126 64 64 82 72 56 343 50 28 145 50 48 83 72 48 42 76 52 266 50 26 227 50 48 222 22 22 164 16 28 61 22 28 32 25 25 281 50 28 265 50 0 250 25 25

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)

32
32√2
14√2
12
12√2
8√2
34
14
8
4√2
26√2
22
22√2
16√2
6
3√2
28
26
25√2