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

Primitive Perfect Isosceles Right Triangled Square

Title: __ 19:232AB GHM

Order: 19

Horizontal side: 232 Vertical side: 232

Elements: 4√2, 5√2, 8, 10, 10√2, 16, 20, 30, 23√2, 35√2, 54, 62, 54√2, 62√2, 108, 116, 85√2, 124, 116√2.

Code: 1245 0 108 1164 116 116 1163 232 116 81 124 116 42 128 112 544 178 62 543 232 62 203 128 92 102 138 102 1087 0 108 236 85 85 167 108 108 103 138 92 52 143 97 350 143 97 307 108 92 850 85 85 624 170 0 623 232 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)

124
116√2
116
8
4√2
54√2
54
20
10√2
108
23√2
16
10
5√2
35√2
30
85√2
62√2
62