numbat/modules/math/constants.nbt

use core::scalar
use math::functions

### Mathematical constants

let pi = 3.14159265358979323846264338327950288
let π = pi
let τ = 2 π
let e = 2.71828182845904523536028747135266250
let φ = (1 + sqrt(5)) / 2
let golden_ratio = φ

### Named numbers

let hundred =  100
let thousand =  1_000
let million =  1_000_000
let billion =  10^9
let trillion =  10^12
let quadrillion =  10^15
let quintillion =  10^18

let googol =  10^100

### Misc

let ½ = 1/2
let ¼ = 1/4