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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:236BS GHM

Order: 19

Horizontal side: 236 Vertical side: 236

Elements: 3√2, 6, 10, 13√2, 16√2, 26, 36, 38, 42, 38√2, 39√2, 40√2, 76, 78, 82, 79√2, 82√2, 154, 118√2.

Code: 1545 0 82 1184 118 118 796 157 157 390 157 157 361 154 118 265 154 92 421 196 118 402 236 78 105 154 82 134 167 79 160 180 92 825 0 0 824 82 0 63 164 76 32 167 79 783 236 0 763 158 0 382 196 38 381 196 76

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)

154
118√2
79√2
39√2
36
26
42
40√2
10
13√2
16√2
82
82√2
6
3√2
78
76
38√2
38