/// <summary>
/// creates a number using a digit and an order of magnitude
/// </summary>
/// <param name="orderOfMag"></param>
/// <param name="digit"></param>
/// <returns></returns>
public static IDigitNode GetDigitAtMagnitude(this INumeric thisNumber,
Numeric orderOfMag)
{
if (thisNumber == null)
throw new ArgumentNullException("thisNumber");
if (orderOfMag == null)
throw new ArgumentNullException("orderOfMag");
if (orderOfMag.IsEqualTo(orderOfMag.GetCompatibleZero()))
return thisNumber.ZerothDigit;
IDigitNode rv = null;
if (orderOfMag.IsPositive)
{
rv = thisNumber.ZerothDigit;
orderOfMag.PerformThisManyTimes(x =>
{
if (rv != null)
rv = rv.NextDigit();
});
}
else
{
rv = thisNumber.ZerothDigit;
orderOfMag.GetNegativeOf().PerformThisManyTimes(x =>
{
if (rv != null)
rv = rv.PreviousDigit();
});
}
return rv;
}
public AdditionStep(Numeric arg1, Numeric arg2)
{
this.Arg1 = arg1;
this.Arg2 = arg2;
this.CarryLine = arg1.GetCompatibleZero();
//get the order of magnitudes
List<INumeric> list = new List<INumeric>();
if(arg1 != null)
list.Add(arg1);
if(arg2 != null)
list.Add(arg2);
list.g
}