- In mathematics, Legendre's
three-
square theorem states that a
natural number can be
represented as the sum of
three squares of
integers n = x 2 + y 2 +...
- In geometry, a
square is a
regular quadrilateral. It has four
straight sides of
equal length and four
equal angles.
Squares are
special cases of rectangles...
-
Three Crosses Square (Polish: Plac
Trzech Krzyży [ˈplat͡s tʂɛx ˈkʂɨʐɨ]), also
known as
Triple Cross Square, is an
important square in the
central district...
-
Three Logan Square,
formerly known as the Bell
Atlantic Tower, is a 55-story skys****er
located in Philadelphia, Pennsylvania.
Standing 739 ft (225 m)...
- The
Tiananmen Square protests,
known within China as the June
Fourth Incident, were student-led
demonstrations held in
Tiananmen Square in Beijing, China...
- The
square root of 3 is the
positive real
number that, when
multiplied by itself,
gives the
number 3. It is
denoted mathematically as 3 {\textstyle {\sqrt...
- Lagrange's four-
square theorem Legendre's
three-
square theorem states which numbers can be
expressed as the sum of
three squares Jacobi's four-
square theorem...
-
Squaring the
square is the
problem of
tiling an
integral square using only
other integral squares. (An
integral square is a
square whose sides have integer...
-
vessel with
three or more masts, fore-and-aft
rigged on only the
aftermost Barquentine A
sailing vessel with
three or more masts,
square-rigged only on...
-
theorem in 1797–8 with his
three-
square theorem, by
proving that a
positive integer can be
expressed as the sum of
three squares if and only if it is not...
