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Sep 16, 2016 at 1:25 vote accept Joel Moreira
Sep 15, 2016 at 13:58 answer added fedja timeline score: 4
Sep 15, 2016 at 0:07 history edited Joel Moreira CC BY-SA 3.0
Fixed the location of the absolute values
Sep 14, 2016 at 20:37 comment added Joel Moreira Oops, you're right, I just added them
Sep 14, 2016 at 20:36 history edited Joel Moreira CC BY-SA 3.0
Added absolute values
Sep 14, 2016 at 20:32 comment added Christian Remling The Fourier coefficients are complex numbers, so you need to take an absolute value somewhere before you can take the sup. Where exactly do you put the $|\cdot|$?
Sep 14, 2016 at 17:28 history asked Joel Moreira CC BY-SA 3.0