sequence (math) - A sequence is an ordered list containing successive items, or

functions for performing certain actions.

ring theory - A ring in the mathematical sense is a set S together with two binary

operators + and *.

random - The term random refers to any collection of data or information with no

determined order, or is chosen in a way that is unknown beforehand.

quantify meaning: 1. to measure or judge the size or amount of something: 2. to measure or judge the size or amount…. Learn more.

probability - How likely something is to happen.

prime number - A Prime Number is a whole number that cannot be made by multiplying

other whole numbers.

prime factors - "Prime Factorization" is finding which prime numbers multiply

together to make the original number.

There’s one way, and only one way, to roll percentile in D&D.

Illustrated definition of Integer: A number with no fractional part (no decimals). Includes: the counting numbers 1, 2, 3,...

group theory - A group is a set combined with an operation.

Fundamental theorem of arithmetic - Prime Factorization by Wouter Kager

factors - Factors are what we can multiply to get the number.

Math explained in easy language, plus puzzles, games, quizzes, worksheets and a forum. For K-12 kids, teachers and parents.

counting numbers - Whole Numbers are simply the numbers 0, 1, 2, 3, 4, 5, ... (and so on). Counting Numbers are Whole Numbers, but without the zero.

cartesian coordinates - Using Cartesian Coordinates we mark a point on a graph by how far along and how far up it is.