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February 10th, 2009, 12:15 PM  #1 
Newbie Joined: Feb 2009 Posts: 6 Thanks: 0  What is the summation formula for fibonacci series?
What is the summation formula for fibonacci series?

February 10th, 2009, 01:54 PM  #2 
Global Moderator Joined: Nov 2006 From: UTC 5 Posts: 16,046 Thanks: 938 Math Focus: Number theory, computational mathematics, combinatorics, FOM, symbolic logic, TCS, algorithms  Re: What is the summation formula for fibonacci series?
I don't know what you mean. Possibly this? F_n = F_{n2} + F_{n1} = 2F_{n2} + F_{n3} = 3F_{n3} + 2F_{n4} = 5F_{n4} + 3F_{n5} etc. 

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fibonacci, formula, series, summation 
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