I found an answer from www.quora.com

What is the **square** of 0? - Quora

The **square of zero** is going to be zero because when you are squaring a number
it is just multiplying the number with itself. For eg - 2²= 2*2 =which is 4 So when ...

For more information, see What is the **square** of 0? - Quora

I found an answer from www.quora.com

What is **zero squared**? What is the **square** root of **zero**? - Quora

First understand what is **square**.**Square** of any number means multiplying the
same number twice for example 2's **square** is 2×2=4.Now moving to the point ...

For more information, see What is **zero squared**? What is the **square** root of **zero**? - Quora

I found an answer from math.stackexchange.com

abstract algebra - What does the **square**-**zero** ideal means ...

It was said here that the example written by user2035 works by taking some kind
of **square**-**zero** ideal. How do one defines a **square**-**zero** ideal of a ring? Is it just ...

For more information, see abstract algebra - What does the **square**-**zero** ideal means ...

I found an answer from math.stackexchange.com

linear algebra - A symmetric matrix whose **square** is **zero** ...

Apr 11, 2013 **...** A symmetric **square** matrix is diagonalizable hence ... to another answer here,
there exist complex symmetric matrices whose squares are **zero**.

For more information, see linear algebra - A symmetric matrix whose **square** is **zero** ...

I found an answer from mathoverflow.com

ag.algebraic geometry - Modules and **Square Zero** Extensions ...

If X is a scheme and M is a quasi-coherent sheaf on X then we can form a sheaf of rings A := O X ⊕ M , on which multiplication of sections is given just by the ...

For more information, see ag.algebraic geometry - Modules and **Square Zero** Extensions ...

I found an answer from en.wikipedia.org

**Square** (algebra) - Wikipedia

In mathematics, a **square** is the result of multiplying a number by itself. The verb "
to **square**" is ... Hence, **zero** is the (global) minimum of the **square** function.

For more information, see **Square** (algebra) - Wikipedia

I found an answer from en.wikipedia.org

**Zero** degrees of freedom - Wikipedia

In statistics, the non-central chi-**squared** distribution with **zero** degrees of freedom
can be used in testing the null hypothesis that a sample is from a uniform ...

For more information, see **Zero** degrees of freedom - Wikipedia

SQUARE: Multiplying a number by itself.

EXAMPLE: 2 * 2 = 2^2 = 4

100 * 100 = 100^2 = 10000

Answer:

0 * 0 = 0^2 = 0