Squaring.net >> IRTS >> PPIRTSS >> Order 17

Primitive Perfect Isosceles Right Triangled Square

Title: ___ 17:138AF GHM

Order: 17

Horizontal side: 138 Vertical side: 138

Elements: 3√2, 6, 6√2, 9√2, 20, 20√2, 30, 38, 40, 30√2, 50, 38√2, 40√2, 68, 70, 50√2, 88.

Code: 887 0 138 683 88 70 507 88 138 506 88 88 92 97 79 30 97 79 60 94 76 61 100 76 382 138 38 206 0 50 405 20 30 404 60 30 703 100 0 205 0 30 383 138 0 305 0 0 304 30 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)

88
68
50
50√2
9√2
3√2
6√2
6
38√2
20√2
40
40√2
70
20
38
30
30√2