by Steven Finch

© 2001-2003, Mathsoft Engineering & Education, Inc.

Constants listed below are organized by area within mathematics. Here is an accessible overview of the subject. If you have questions about physical constants, please visit the National Institute of Standards and Technology instead.

The pages are created with Mathcad 11. Equations are displayed as images, and mathematical content is stored as MathML, so the files can be read back into Mathcad 11 for further calculation and experimentation.

Well-known constants

• Pythagoras' constant,
• Golden mean, f
• Natural logarithmic base, e
• Archimedes' constant, p
• Euler-Mascheroni constant, g
• Apéry's constant, z(3)
• Catalan's constant, G
• Feigenbaum constants
• Madelung's constant

Constants associated with Number Theory

• Glaisher-Kinkelin constant
• Brun's constant

Constants associated with Analytic Inequalities

• Wirtinger-Sobolev isoperimetric constants

Constants associated with the Approximation of Functions

• Wilbraham-Gibbs constant
• Laplace limit constant

Constants associated with Discrete Structures

• Rényi's parking constants
• Golomb-Dickman constant
• Otter's tree enumeration constants
• Pólya's random walk

Constants associated with Functional Iteration

• Gauss' lemniscate constant

Constants associated with Geometry

• Geometric probability constants
• Moving sofa constant

Awards and Relevant Links