public override ECFieldElement Invert()
{
//return new SM2P256V1FieldElement(ToBigInteger().ModInverse(Q));
uint[] z = Nat256.Create();
SM2P256V1Field.Inv(x, z);
return(new SM2P256V1FieldElement(z));
}
public override ECFieldElement Divide(ECFieldElement b)
{
//return Multiply(b.Invert());
uint[] z = Nat256.Create();
SM2P256V1Field.Inv(((SM2P256V1FieldElement)b).x, z);
SM2P256V1Field.Multiply(z, x, z);
return(new SM2P256V1FieldElement(z));
}