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  Discussion about math, puzzles, games and fun.   Useful symbols: √ ∞ ≠ ≤ ≥ ≈ ⇒ ∈ Δ θ ∴ ∑ ∫ π -

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Topic review (newest first)

bobbym
2013-02-06 18:33:55

Hi;

http://en.wikipedia.org/wiki/Fibonacci_number

About 1 / 3 down the page there is an explanation for how to do the sum by grouping.

ReallyConfused
2013-02-06 17:55:36

Wow,that works perfectly ,why does it work?

bobbym
2013-02-06 17:36:12

Hi;

ReallyConfused
2013-02-06 16:28:11

Thank you but that formulae is for nth fibonacci number,i want a formula for the sum of fibonacci numbers from 1st to nth fibonacci number(nth series)

bobbym
2013-02-06 13:55:15

Hi;

Welcome to the forum. There simplest is called the Binet formula.

ReallyConfused
2013-02-06 13:13:41

Is there any formulae for finding nth fibonacci series?

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