On the following terms could you please give my an English text description - in your own words. Thanks.
1.	Algorithm:
2.	Searching algorithm:
3.	Greedy algorithm:
4.	Composite:
5.	Prime:
6.	Relatively prime integers:
7.	Matrix:
8.	Matrix addition:
9.	Symmetric:
10.	Fundamental Theorem of Arithmetic:
11.	Euclidean Algorithm:
12.	Chinese Remainder Theorem: