In mathematics, a combination is a selection of items from a set that has distinct members, such that the order of selection does not matter (unlike permutations).

When the order doesn't matter, it is a Combination. When the order does matter it is a Permutation. So, we should really call this a "Permutation Lock"! In other words: A Permutation is an ordered …

Aug 1, 2025 · Basically, it shows how many different possible subsets can be made from the larger set. For this calculator, the order of the items chosen in the subset does not matter. There are n! ways of …

Combinations are selections made by taking some or all of a number of objects, irrespective of their arrangements. The number of combinations of n different things taken r at a time, denoted by nCr. …

The meaning of COMBINATION is a result or product of combining; especially : an alliance of individuals, corporations, or states united to achieve a social, political, or economic end.

COMBINATION definition: the act of combining or the state of being combined. See examples of combination used in a sentence.

COMBINATION meaning: 1. the mixture you get when two or more things are combined: 2. an arrangement in a particular…. Learn more.

the set or series of numbers or letters used in setting the mechanism of a combination lock

In mathematics, a combination refers to a selection of objects from a collection in which the order of selection doesn't matter. Think of ordering a pizza.

For each combination of three people, like 𝐴𝐵𝐶, we can construct six permutations. In this case they would be 𝐴𝐵𝐶, 𝐴𝐶𝐵, 𝐵𝐴𝐶, 𝐵𝐶𝐴, 𝐶𝐴𝐵 and 𝐶𝐵𝐴.