# 3.2. Common Math Notation¶

## 3.2.1. Superscripts¶

Code

Meaning

$2x^3$


One character

$2x^{12}$


More than one character

$2x^{12^x}$


Power raised to a power

## 3.2.2. Subscripts¶

Code

Meaning

$x_1$


One character

$x_{12}$


More than one character

${{x_1}_2}$


Sub 1, sub 2

## 3.2.3. Greek Symbols¶

Code

Meaning

$\pi$


Pi symbol

$\alpha$


Alpha symbol

## 3.2.4. Trigonometric Functions¶

Code

Meaning

$\sin{x}$


Sine

$\cos{y}$


Cosine

## 3.2.5. Log Functions¶

Code

Meaning

$\log_{10}{x}$


Base 10 logarithmic function

$\ln{y}$


Natural logarithmic function

## 3.2.6. Square Roots¶

Code

Meaning

$\sqrt{2}$


Square root of 2

$\sqrt{2}$


Cube root of 2

$\sqrt{x^2 + y^2}$


Square root of a function

$\sqrt{1+\sqrt{x}}$


Square root of a square root

## 3.2.7. Fractions¶

Code

Meaning

$\frac{2}{3}$


Small fraction 2/3

$\displaystyle{\frac{2}{3}}$


Large fraction 2/3

$\frac{x}{x^2+x+1}$


Fraction of a function

$\sqrt{\frac{x}{x^2+x+1}}$


Square root of a fraction