Find a Recurrence Relation: Step-by-Step Guide

[tgt]

How do you find a recurrence relation from a given problem?

 

[cristo]

Huh?

I think you need to give us some more info: what is the problem you are thinking of?

 

[HallsofIvy]

There is no "formula". You have to understand the definitions, understand what the problem is telling you and then think!

 

[tgt]

I've got a series of numbers starting with n=1 going up to n=7. I am told there exists a recurrence relation. Is that enough data to find this relationship?

 

[rock.freak667]

I've got a series of numbers starting with n=1 going up to n=7. I am told there exists a recurrence relation. Is that enough data to find this relationship?

as in your series of numbers i; 1,2,3,4,5,6,7?

 

[tgt]

as in your series of numbers i; 1,2,3,4,5,6,7?

no. The series I'm told to find a recurrence relation for has the first 7 numbers given to me. I know have to find a recurrence relation for these numbers.

 

[cristo]

no. The series I'm told to find a recurrence relation for has the first 7 numbers given to me. I know have to find a recurrence relation for these numbers.

What you will need to do is to spot a pattern with the numbers. You should post your specific question in the homework forums, and show us what you have done towards answering the problem. Such a cryptic conversation as this will not help anyone!

 

[tgt]

What you will need to do is to spot a pattern with the numbers. You should post your specific question in the homework forums, and show us what you have done towards answering the problem. Such a cryptic conversation as this will not help anyone!

Advice taken. Here is the thread and the specific question.

https://www.physicsforums.com/showthread.php?p=1744031#post1744031