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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:50AN GHM

Order: 19

Horizontal side: 50 Vertical side: 50

Elements: 1√2, 2, 2√2, 3, 4, 3√2, 4√2, 6, 7, 5√2, 8, 8√2, 16, 17, 21, 25, 29, 21√2, 25√2.

Code: 295 0 21 254 25 25 253 50 25 44 29 21 20 33 25 171 50 25 23 31 21 12 32 22 41 35 23 75 35 16 63 32 16 32 35 19 217 0 21 210 21 21 54 26 16 33 35 16 161 42 16 82 50 8 83 50 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)

29
25√2
25
4√2
2√2
17
2
1√2
4
7
6
3√2
21
21√2
5√2
3
16
8√2
8