## Maths: What is the "U" like sign used instead of summation. What does it mean?

10-Dec-2015 8:27 PM
~2

### Answers (1)

0

It just a short notation for summation.

If I want to sum (Ni, Ni+1, Ni+2... Nj )
I can write $\sum_{i=0}^{i=n}Ni$

As simple as that.

17-12-2015 02:01
~48

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