# Questions

Does every reversible knot have D_{2}(r) symmetry?
Does every knot with D_{2}(r) symmetry and period 2 also have D_{4} symmetry?
Is there a knot with crossing number less than 12 which has
**Z**_{2} symmetry?
Does Knot 6_{3} have RI symmetry?
List of knots,
table of symmetries

6.7.15