feat(tfhe-ntt,gf64) Add custom root-of-unity for Goldilock Prime #2147
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Those root-of-unity enable friendly twiddle generation with low hamming-weigth. And thus, enable to replace some multiplication with simple shift. This is hide behind the feature flag "gf64-ru64-8" and exposed at tfhe level through "ntt-gf64-ru64-8".
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Those root-of-unity enable friendly twiddle generation with low hamming-weigth. And thus, enable to replace some multiplication with simple shift.
This is hide behind the feature flag "gf64-ru64-8" and exposed at tfhe level through "ntt-gf64-ru64-8".