Changes

{{Math-h}}

{{Math-h}}

A '''group''' is a mathematical structure consisting of a [[set]] of elements combined with a [[binary operator]] which satisfies four conditions:

A '''group''' is a mathematical [[structure]] consisting of a [[set]] of elements combined with a [[binary operator]] which satisfies four conditions:

#'''Closure''': applying the binary operator to any two elements of the group produces a result which itself belongs to the group

#'''Closure''': applying the binary operator to any two elements of the group produces a result which itself belongs to the group