Radius of Torsion
where
is the Torsion. The symbol 
is also sometimes used instead of
.See also Torsion (Differential Geometry)
References
Kreyszig, E. Differential Geometry. New York: Dover, p. 39, 1991.
- Stone-von Neumann Theorem
- Stopper Knot
- Straight Angle
- Straightedge
- Straight Line
- Straight Polyomino
- Strange Attractor
- Strange Loop
- Strangers
- Strassen Formulas
- Strassman's Theorem
- Strassnitzky's Formula
- Strategy
- Stratified Manifold
- Strehl Identity
- Striction Curve
- String Rewriting
- Strip
- Strong Convergence
- Strong Elliptic Pseudoprime
- Strong Frobenius Pseudoprime
- Strong Law of Large Numbers
- Strong Law of Small Numbers
- Strong Lucas Pseudoprime
- Strongly Connected Component