# Math Symbols

A collection of math symbols and notation for lookup and reference. Each symbol is organized by the context for which it might appear in text and linked to a page that explains how it is used.

## Numbers

Zero | |

One | |

Two | |

Three | |

Four | |

Five | |

Six | |

Seven | |

Eight | |

Nine |

## Arithmetic

Addition | |

Subtraction | |

Multiplication | |

Division | |

Grouping | |

Decimal Point |

## Algebra

Variable | |

Math Function | |

Absolute Value | |

Factorial | |

Exponent | |

Logarithm | |

Square Root, Radical | |

Product | |

Summation |

## Constants

Imaginary Number | |

Golden Ratio | |

Euler's Number | |

Pi | |

Tau | |

Infinity |

## Geometry

Angle | |

Circle | |

Parallel | |

Parallelogram | |

Perpendicular | |

Triangle |

## Logic

Equal | |

Greater Than | |

Greater Than or Equal | |

Less Than | |

Less Than or Equal | |

Not Equal | |

Approximately |

## Boolean Logic

And | |

Or | |

Equivalent | |

Implies | |

Negation | |

Xor |

## Number Sets

Set of Natural Numbers | |

Set of Integers | |

Set of Rational Numbers | |

Set of Real Numbers | |

Set of Complex Numbers |

## Set Theory

Empty Set | |

Exists | |

For All | |

Element of | |

Proper Subset | |

Proper Superset | |

Superset | |

Subset | |

Difference | |

Intersection | |

Union |

## Probability

Random Variable | |

Probability Distribution | |

Conditional Probability | |

Joint Distribution | |

Expected Value | |

Arithmetic Mean | |

Population Mean | |

Standard Deviation | |

Variance |

## Linear Algebra

Vector | |

Magnitude | |

Cross Product | |

Matrix | |

Determinant | |

Scalar Product |

## Calculus

Limit | |

Derivative | |

Integral | |

Gradient |