Squaring.net >> IRTS >> PPIRTSS >> Order 18

Primitive Perfect Isosceles Right Triangled Square

Title: _d 18:194AE GHM

Order: 18

Horizontal side: 194 Vertical side: 194

Elements: 9√2, 12√2, 18, 24, 18√2, 29, 24√2, 34, 36, 29√2, 34√2, 54, 63, 68, 63√2, 97, 131, 97√2.

Code: 1315 0 63 974 97 97 973 194 97 344 131 63 343 165 63 292 194 68 291 194 97 683 194 0 637 0 63 630 63 63 541 117 63 365 117 27 244 141 39 243 165 39 124 153 27 185 117 9 184 135 9 94 126 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)

131
97√2
97
34√2
34
29√2
29
68
63
63√2
54
36
24√2
24
12√2
18
18√2
9√2