fn lincomb<C: PrimeCurveParams>(
tables: &[LookupTable<ProjectivePoint<C>>],
digits: &[Radix16Decomposition<Radix16Digits<C>>],
) -> ProjectivePoint<C>fn lincomb<C: PrimeCurveParams>(
tables: &[LookupTable<ProjectivePoint<C>>],
digits: &[Radix16Decomposition<Radix16Digits<C>>],
) -> ProjectivePoint<C>