Irrational number
real number that cannot be expressed as a ratio of integers
Cahen's constant
Square root of 7
Square root of 6
square root of 3
Gauss's constant
transcendental number
quadratic irrational
square root of 5
plastic number
silver ratio
Gelfond's constant
reciprocal Fibonacci constant
square root of 2
golden ratio
twelfth root of two
Apéry's constant
prime constant
Chaitin's constant
schizophrenic number
trigonometric number
universal parabolic constant
Euler's constant