I have n roots of unity a1,a2,.....an...the wat is the value of the following??

(1-a1)(1-a2)....(1-an)...

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- Apr 21st 2008, 03:45 AMbiplabRoots of unity
I have n roots of unity a1,a2,.....an...the wat is the value of the following??

(1-a1)(1-a2)....(1-an)... - Apr 21st 2008, 04:12 AMmr fantastic
- Apr 21st 2008, 05:18 PMThePerfectHacker
- Apr 21st 2008, 09:49 PMmr fantastic
A small correction/clarification/expansion:

where

.

But .

Therefore

etc.

By the way, is the product symbol (Multiplication - Wikipedia, the free encyclopedia), the multiplicative analogue of the summation symbol (Summation - Wikipedia, the free encyclopedia)