Calcul8

Just type your expression like you would in a calculator, for example 2*sqrt(9)

Available operators:

* (or ×)  +  -  /  ^

The standard math operators

x!

Factorial

xEy

x*10y

Available functions:

exp

Exponential

abs

Absolute value

sin

Sine

cos

Cosine

tan

Tangent

asin

Arcsine

acos

Arccosine

atan

Arctangent

sqrt

Square root

root (x, y)

xth root of y

log2, log10 (or log), ln

Logarithm, base 2, 10, and e respectively

Some of the available constants:

pi, π

3.141592653589793238462643383279

e

2.718281828459045235360287471353

c

299 792 458 (m/s)

SI prefixes:

G, M, k, m, u (or μ), n, p

These can be used after a number (2k means 2 000)