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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:76AX GHM

Order: 19

Horizontal side: 76 Vertical side: 76

Elements: 2√2, 4, 4√2, 6, 8, 10, 8√2, 11√2, 16, 18, 20, 22, 16√2, 26, 22√2, 32, 27√2, 44, 38√2.

Code: 445 0 32 384 38 38 276 49 49 110 49 49 61 44 38 167 44 38 160 60 38 325 0 0 261 26 32 187 26 32 103 44 22 86 26 14 207 34 22 220 54 22 221 76 22 85 26 6 44 30 2 43 34 2 24 32 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)

44
38√2
27√2
11√2
6
16
16√2
32
26
18
10
8√2
20
22√2
22
8
4√2
4
2√2