squiggle/packages/website/docs/Api/Math.md
2022-06-13 18:13:43 -07:00

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---
sidebar_position: 8
title: Math
---
### E
```
Math.e:
```
Euler's number; ≈ 2.718281828459045
### LN2
```
Math.ln2:
```
Natural logarithm of 2; ≈ 0.6931471805599453
### LN10
```
Math.ln10:
```
Natural logarithm of 10; ≈ 2.302585092994046
### LOG2E
```
Math.log2e:
```
Base 2 logarithm of E; ≈ 1.4426950408889634Base 2 logarithm of E; ≈ 1.4426950408889634
### LOG10E
```
Math.log10e:
```
Base 10 logarithm of E; ≈ 0.4342944819032518
### PI
```
Math.pi:
```
Pi - ratio of the circumference to the diameter of a circle; ≈ 3.141592653589793
### SQRT1_2
```
Math.sqrt1_2:
```
Square root of 1/2; ≈ 0.7071067811865476
### SQRT2
```
Math.sqrt2:
```
Square root of 2; ≈ 1.4142135623730951
### PHI
```
Math.phi:
```
Phi is the golden ratio. 1.618033988749895
### TAU
```
Math.tau:
```
Tau is the ratio constant of a circle's circumference to radius, equal to 2 \* pi. 6.283185307179586