public SecT233FieldElement(BigInteger x)
 {
     if (x == null || x.SignValue < 0 || x.BitLength > 233)
     {
         throw new ArgumentException("value invalid for SecT233FieldElement", "x");
     }
     this.x = SecT233Field.FromBigInteger(x);
 }
 public override ECFieldElement SquarePow(int pow)
 {
     if (pow < 1)
     {
         return(this);
     }
     ulong[] z = Nat256.Create64();
     SecT233Field.SquareN(x, pow, z);
     return(new SecT233FieldElement(z));
 }
 public override ECFieldElement SquarePlusProduct(ECFieldElement x, ECFieldElement y)
 {
     ulong[] array  = this.x;
     ulong[] array2 = ((SecT233FieldElement)x).x;
     ulong[] y2     = ((SecT233FieldElement)y).x;
     ulong[] array3 = Nat256.CreateExt64();
     SecT233Field.SquareAddToExt(array, array3);
     SecT233Field.MultiplyAddToExt(array2, y2, array3);
     ulong[] z = Nat256.Create64();
     SecT233Field.Reduce(array3, z);
     return(new SecT233FieldElement(z));
 }
 public override ECFieldElement Multiply(ECFieldElement b)
 {
     ulong[] z = Nat256.Create64();
     SecT233Field.Multiply(x, ((SecT233FieldElement)b).x, z);
     return(new SecT233FieldElement(z));
 }
 public override ECFieldElement AddOne()
 {
     ulong[] z = Nat256.Create64();
     SecT233Field.AddOne(x, z);
     return(new SecT233FieldElement(z));
 }