<PackageReference Include="BouncyCastle.Cryptography" Version="2.3.1" />

Org.BouncyCastle.Pqc.Crypto.Hqc.GF2PolynomialCalculator

namespace Org.BouncyCastle.Pqc.Crypto.Hqc { internal class GF2PolynomialCalculator { public GF2PolynomialCalculator(int vecNSize64, int paramN, ulong redMask); } }