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What is Telescoping Sum?
Telescoping sum is one of very useful summation properties. Telescoping sum simplify our summation because it says that sum of a difference is equal to the last and first term only, not depending on the middle terms.
Example
Example
Suppose we have a sequence of numbers then we can put index on the sequence such that , , , , , and we want to compute the sum of difference
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See Also:
Kardi Teknomo's Tutorial
This tutorial is copyrighted .
Preferable reference for this tutorial is
Teknomo, Kardi (2015) Summation Tutorial. http://people.revoledu.com/kardi/tutorial/BasicMath/Sum/