A New Mathematical Constant: The Sigma Spiral/References
References
- H. S. M. Coxeter, Introduction to Geometry, Wiley, 1961, p. 164 (The golden spiral).
- Wikipedia contributors, "Logarithmic spiral," in Wikipedia, The Free Encyclopedia.
- Nazwa Shabrina Zain, The Sigma Spiral Constant (Σs): A Spiral Length Invariant, Academia.edu, 2025.