public override ECFieldElement Invert()
{
// return new SecP128R1FieldElement(toBigInteger().modInverse(Q));
uint[] z = Nat128.Create();
SecP128R1Field.Inv(x, z);
return(new SecP128R1FieldElement(z));
}
public override ECFieldElement Divide(ECFieldElement b)
{
// return multiply(b.invert());
uint[] z = Nat128.Create();
SecP128R1Field.Inv(((SecP128R1FieldElement)b).x, z);
SecP128R1Field.Multiply(z, x, z);
return(new SecP128R1FieldElement(z));
}
