For the finite field $\mathbb{F}_7$, find an additive Fourier transform of nontrivial multiplicative characters.
If the field contains $q$ elements, there are $q-2$ nontrivial values.
Where do I even start?
For the finite field $\mathbb{F}_7$, find an additive Fourier transform of nontrivial multiplicative characters.
If the field contains $q$ elements, there are $q-2$ nontrivial values.
Where do I even start?