plaiting scheme: a1↑↓i3, a2↑↓i1, a3↑↓i2;
corresponding knot:
3-1
triangular
Bipyramid 5 vertices
9 edges
6 faces
6 rectangular
icosceles
triangles (6 rtr.)
plain
1 paper strip
divided
into 2 parts
12 rtr.
pattern
download,
1 paper strip, divided into 2 parts
2519 x 843 pix, 177 kb,
p3d.jpg
plaiting scheme: see above.
The quadrangles of the plaiting strip for the tetrahedron above were replaced by squares ("wrapping")
plaiting page
