public override ECFieldElement Invert() { // return new SecP160R1FieldElement(ToBigInteger().modInverse(Q)); uint[] z = Nat160.Create(); SecP160R1Field.Inv(x, z); return(new SecP160R1FieldElement(z)); }
public override ECFieldElement Divide(ECFieldElement b) { // return multiply(b.invert()); uint[] z = Nat160.Create(); SecP160R1Field.Inv(((SecP160R1FieldElement)b).x, z); SecP160R1Field.Multiply(z, x, z); return(new SecP160R1FieldElement(z)); }