MHB Generalized Fibonacci and Lucas Numbers.

AI Thread Summary
The discussion revolves around proving a theorem related to Fibonacci and Lucas numbers, specifically the congruences U2mn+r ≡ (-1)mn Ur (mod Um) and V2mn+r ≡ (-1)mn Vr (mod Um) for integers m, r, and non-zero integer n. The original poster expresses difficulty in proving this theorem and seeks assistance to enhance their understanding of Fibonacci and Lucas numbers. They emphasize that this type of congruence is more complex than what they have encountered in their studies. The thread highlights the need for clarity and support in mathematical proofs related to these number sequences. Assistance in proving the theorem is requested to facilitate better comprehension.
meow91006
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Can you help me prove this theorem regarding Fibonacci and Lucas numbers?

Theorem.

Let m,r ϵ Z and n be non-zero integer. Then

U2mn
+r ≡ (-1)mn Ur (mod Um) and

V2mn
+r ≡ (-1)mn Vr (mod Um).Im not that good at proving. This type of congruence is much harder than what I read in our book, but I badly need the proof for this one, even just this one, to understand better Fiboancci and Lucas numbers.

I'd be glad to hear from you soon.
Thank you very much!

 
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meow91006 said:
Can you help me prove this theorem regarding Fibonacci and Lucas numbers?

Theorem.

Let m,r ϵ Z and n be non-zero integer. Then

U2mn
+r ≡ (-1)mn Ur (mod Um) and

V2mn
+r ≡ (-1)mn Vr (mod Um).Im not that good at proving. This type of congruence is much harder than what I read in our book, but I badly need the proof for this one, even just this one, to understand better Fiboancci and Lucas numbers.

I'd be glad to hear from you soon.
Thank you very much!



That is not a question as it stands, please post the full question.

CB
 
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