Editing Unit square (section)

{{Short description|Square with side length one}}
{{distinguish|Square (unit)}}
[[Image:Unit Square.svg|thumb|300px|The unit square in the [[Euclidean geometry|real plane]]]]
In [[mathematics]], a '''unit square''' is a [[square (geometry)|square]] whose sides have length {{math|1}}.  Often, ''the'' unit square refers specifically to the square in the [[Cartesian coordinate system#Cartesian coordinates in two dimensions|Cartesian plane]] with corners at the four points {{math|(0, 0}}), {{math|(1, 0)}}, {{math|(0, 1)}}, and {{math|(1, 1)}}.<ref>{{citation
 | last = Horn | first = Alastair N.
 | editor-last1 = Crilly | editor-first1 = A. J.
 | editor-last2 = Earnshow | editor-first2 =  R. A.
 | editor-last3 = Jones | editor-first3 = H.
 | chapter = IFSs and the Interactive Design of Tiling Structures
 | title = Fractals and Chaos
 | date = 1991
 | publisher = Springer-Verlag
 | page = 136
 | chapter-url = https://books.google.com/books?id=PZHfBwAAQBAJ&pg=PA136
 | doi = 10.1007/978-1-4612-3034-2
| isbn = 978-1-4612-7770-5
 }}</ref>