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

Primitive Perfect Isosceles Right Triangled Square

Title: _d 19:152CI GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 5√2, 10, 9√2, 10√2, 12√2, 20, 24, 20√2, 21√2, 22√2, 34, 25√2, 42, 30√2, 55, 76, 55√2, 97, 76√2.

Code: 975 0 55 764 76 76 763 152 76 214 97 55 120 118 76 341 152 76 90 106 64 241 130 64 222 152 42 557 0 55 550 55 55 304 85 25 50 115 55 256 85 25 107 110 50 100 120 50 423 152 0 202 130 20 201 130 40

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)

97
76√2
76
21√2
12√2
34
9√2
24
22√2
55
55√2
30√2
5√2
25√2
10
10√2
42
20√2
20