Tunnel Number
Let a Knot 
be 
-Embeddable. Then its tunnel number is a Knot invariantwhich is related to .
References
Adams, C. C. The Knot Book: An Elementary Introduction to the Mathematical Theory of Knots. New York: W. H. Freeman, p. 114, 1994.
- Great Dirhombicosidodecahedron
- Great Disdyakis Dodecahedron
- Great Disdyakis Triacontahedron
- Great Ditrigonal Dodecacronic Hexecontahedron
- Great Ditrigonal Dodecicosidodecahedron
- Great Ditrigonal Icosidodecahedron
- Great Dodecacronic Hexecontahedron
- Great Dodecadodecahedron
- Great Dodecahedron
- Great Dodecahedron-Small Stellated Dodecahedron Compound
- Great Dodecahemicosacron
- Great Dodecahemicosahedron
- Great Dodecahemidodecacron
- Great Dodecahemidodecahedron
- Great Dodecicosacron
- Great Dodecicosahedron
- Great Dodecicosidodecahedron
- Greater
- Greater Than/Less Than Symbol
- Greatest Common Denominator
- Greatest Common Divisor
- Greatest Common Divisor Theorem
- Greatest Common Factor
- Greatest Integer Function
- Greatest Lower Bound