Algebraic Constants
- Conway's Constant
- Delian Constant
- Freiman's Constant
- Golden Mean
- Golden Ratio
- Golden Root
- Golden Section
- Hard Hexagon Entropy Constant
- Heptanacci Constant
- Hexanacci Constant
- Le Nombre Radiant
- Lehmer's Mahler Measure Problem
- Lieb's Square Ice Constant
- Logistic Map
- Minimal Pisot Number
- Pentanacci Constant
- Plastic Constant
- Plastic Number
- Plastic Ratio
- Platin Number
- Pogson's Ratio
- Pythagoras's Constant
- Pythagoras's Constant Digits
- Residual Entropy for Square Ice
- Siegel's Number
- Silver Constant
- Silver Mean
- Silver Ratio
- Six-Vertex Entropy Constant
- Square Ice Constant
- Square Root of 2
- Square Root of 3
- Supergolden Ratio
- Tetranacci Constant
- Theodorus's Constant
- Theodorus's Constant Digits
- Tribonacci Constant
- Twenty-Vertex Entropy Constant
- Wallis's Constant