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

Primitive Perfect Isosceles Right Triangled Square

Title: dr 19:152AT1of4 GHM

Order: 19

Horizontal side: 152 Vertical side: 152

Elements: 5, 5√2, 10, 14, 10√2, 15, 14√2, 20, 21, 28, 21√2, 28√2, 41, 48, 62, 76, 62√2, 90, 76√2.

Code: 905 0 62 764 76 76 763 152 76 144 90 62 143 104 62 205 104 56 481 152 76 627 0 62 620 62 62 214 83 41 213 104 41 57 104 56 50 109 56 151 124 56 282 152 28 107 104 51 100 114 51 411 124 41 283 152 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)

90
76√2
76
14√2
14
20
48
62
62√2
21√2
21
5
5√2
15
28√2
10
10√2
41
28