Spiral
In general, a spiral is a curve with 
equal to a constant for all 
, where 
is the Torsion and 
is the Curvature.
References
Eppstein, D. ``Spirals.''http://www.ics.uci.edu/~eppstein/junkyard/spiral.html. Lauwerier, H. Fractals: Endlessly Repeated Geometric Figures. Princeton, NJ: Princeton University Press, pp. 54-66, 1991. Lockwood, E. H. ``Spirals.'' Ch. 22 in A Book of Curves. Cambridge, England: Cambridge University Press, pp. 172-175, 1967. Yates, R. C. ``Spirals.'' A Handbook on Curves and Their Properties. Ann Arbor, MI: J. W. Edwards, pp. 206-216, 1952.
Spirals
- Lexis Ratio
- Lexis Trials
- L-Function
- Lg
- L'Hospital's Cubic
- L'Hospital's Rule
- L'Huilier's Theorem
- Liar's Paradox
- Lichnerowicz Conditions
- Lichnerowicz Formula
- Lichnerowicz-Weitzenbock Formula
- Lichtenfels Surface
- Lie Algebra
- Lie Algebroid
- Liebmann's Theorem
- Lie Bracket
- Lie Commutator
- Lie Derivative
- Lie Group
- Lie Groupoid
- Lie Product
- Lie-Type Group
- Life
- Life Expectancy
- Lift