My combination theorem : square

In summary, a combination theorem is a mathematical concept that determines the number of possible combinations from a set of objects. It can be applied to squares to calculate the ways in which a set of square objects can be arranged. The formula for the combination theorem is nCr = n! / r!(n-r)!. It can also be applied to other shapes and has practical applications in various fields, such as probability, data analysis, and cryptography.
  • #1
fatay
2
0
Hi i am fatih from turkey.i am high school student.question is "how many squares are in an rectangle subdivided into unit squares?"(a<=b)

My theorem about this question.Please write your comments.Thanks For your time, thanks all mathematicians !:)
 

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  • #2
Correct, but as you can see it is possible to derive it in under 5 minutes. I'm not in high school any more - so don't let that discourage you! It is a nice result, I just would not call it "theorem".
 
  • #3
Thank you very much :)
 
  • #4
May be you need to justify the result.
+ welcome to PF!
 

FAQ: My combination theorem : square

What is a combination theorem?

A combination theorem is a mathematical concept that describes the number of possible combinations that can be formed from a set of objects. It helps us to determine the total number of ways in which a group of objects can be arranged or selected.

How does the combination theorem apply to squares?

In the context of squares, the combination theorem can be used to calculate the number of ways in which a set of square objects can be arranged or selected. For example, if we have 4 square tiles, the combination theorem tells us that there are 4 possible ways to arrange them in a row, 6 possible ways to arrange them in a 2x2 square, and so on.

What is the formula for the combination theorem?

The formula for the combination theorem is nCr = n! / r!(n-r)!, where n represents the total number of objects and r represents the number of objects being selected or arranged. In the context of squares, n would represent the total number of square objects and r would represent the number of objects being selected or arranged in a particular way.

Can the combination theorem be applied to other shapes besides squares?

Yes, the combination theorem can be applied to any type of shape or object. The only requirement is that the objects being selected or arranged must be identical and the order of arrangement does not matter.

What is the practical application of the combination theorem in real life?

The combination theorem has many practical applications in various fields such as mathematics, computer science, and statistics. It is commonly used in probability calculations, data analysis, and cryptography. For example, in cryptography, the combination theorem is used to calculate the number of possible combinations for a password or encryption key, making it an important tool for ensuring security.

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