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Search: Posts Made By: xilman
Forum: Analysis & Analytic Number Theory 2016-01-10, 16:28
Replies: 24
Views: 4,096
Posted By xilman
Are you sure of that claim? Remember that...

Are you sure of that claim?

Remember that e^(ix) = cos(x) + i sin(x) --- which is Euler's formula.
Then expand e^y as a power series 1 + y +(y^2)/2 + .... +(y^n)/n! + ...
Now take the real part...
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