public string Print()
{
LongNumber temp = new LongNumber(maxDigits);
temp.Assign(this);
StringBuilder sb = new StringBuilder();
sb.Append(temp.number[0]);
sb.Append(System.Globalization.CultureInfo.CurrentCulture.NumberFormat.CurrencyDecimalSeparator);
int digitCount = 0;
while (digitCount < maxDigits)
{
temp.number[0] = 0;
temp.Multiply(100000);
sb.AppendFormat("{0:D5}", temp.number[0]);
digitCount += 5;
}
string result = sb.ToString();
int rest = maxDigits % 5;
if (rest != 0)
{
result = result.Substring(0, result.Length - (5 - rest));
}
return(result);
}
public async Task ArcTan(UInt32 multiplicand, UInt32 reciprocal, CancellationToken cancellationToken = default)
{
LongNumber X = new LongNumber(maxDigits, multiplicand);
X.Divide(reciprocal);
reciprocal *= reciprocal;
this.Assign(X);
LongNumber term = new LongNumber(maxDigits);
UInt32 divisor = 1;
bool subtractTerm = true;
while (true)
{
cancellationToken.ThrowIfCancellationRequested();
X.Divide(reciprocal);
term.Assign(X);
divisor += 2;
term.Divide(divisor);
if (term.IsZero())
{
break;
}
if (subtractTerm)
{
this.Subtract(term);
}
else
{
this.Add(term);
}
subtractTerm = !subtractTerm;
}
}
