Perfect square

A perfect square is an element of algebraic structure that is equal to the square of another element.

Square number, a perfect square integer.

Entertainment

Perfect Square, a live recording by the band R.E.M.
Perfect Square (publisher), a children's imprint label by Viz Media.

See also

Perfect square dissection, a dissection of a geometric square into smaller squares, all of different sizes
Perfect square trinomials, a method of factoring polynomials

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