To see the pretty pattern you have to install the
Java Plug-in
!
Order
2
6 Orthogonal Double Lines (Order 2)
Maneuver
Walter Randelshofer 2008
R L (NU- NR2 (NF2 NB2 · NR2 · NU ND · WF2 · NU- ND- · NR2 MF2) NR2 NU) R- L-
(18l)
Note
Reflected version (corner axis urf-dbl).
