public RadicalFraction MinusFraction(RadicalFraction other)
{
if (other.radical != this.radical) {
throw new ArgumentException("Radicals differ");
}
if (other.denominator[0] != this.denominator[0] || other.denominator[1] != this.denominator[1]) {
other = other.Multiply(new RadicalFraction(radical, denominator[0], denominator[1], denominator[0], denominator[1]));
}
long[] newNumerator = new long[2];
newNumerator[0] = this.numerator[0] - other.numerator[0];
newNumerator[1] = this.numerator[1] - other.numerator[1];
long[] newDenominator = new long[2];
newDenominator[0] = this.denominator[0];
newDenominator[1] = this.denominator[1];
return new RadicalFraction(radical, newNumerator, newDenominator);
}
