public int CompareTo(Fraction other)
{
if (Numerator > other.Numerator && Denominator < other.Denominator)
{
return(1);
}
if (Numerator < other.Numerator && Denominator > other.Denominator)
{
return(-1);
}
if (Numerator == other.Numerator)
{
return(other.Denominator.CompareTo(Denominator));
}
if (Denominator == other.Denominator)
{
return(Numerator.CompareTo(other.Numerator));
}
if (Equals(other))
{
return(0);
}
var lcd = Lcd(Denominator, other.Denominator);
var multiplierThis = lcd / Denominator;
var multiplierOther = lcd / other.Denominator;
return((Numerator * multiplierThis).CompareTo(other.Numerator * multiplierOther));
}
public BigInteger Ceiling()
{
if (Denominator.CompareTo(BigInteger.One) == 0)
{
return(Numerator);
}
if (Numerator.CompareTo(BigInteger.Zero) > 0)
{
return(Numerator.Divide(Denominator).Add(BigInteger.One));
}
return(Numerator.Divide(Denominator));
}
public int CompareTo(object obj)
{
Fraction temp = (Fraction)obj;
if (Denominator == temp.Denominator)
{
return(Numerator.CompareTo(temp.Numerator));
}
else
{
return((Numerator * temp.Denominator).CompareTo(temp.Numerator * Denominator));
}
}
public BigInteger Floor()
{
/* is already integer: return the numerator
*/
if (Denominator.CompareTo(BigInteger.One) == 0)
{
return(Numerator);
}
if (Numerator.CompareTo(BigInteger.Zero) > 0)
{
return(Numerator.Divide(Denominator));
}
return(Numerator.Divide(Denominator).Subtract(BigInteger.One));
}
public int CompareTo(Fraction that)
{
if (ReferenceEquals(this, that))
{
return(0);
}
if (that is null)
{
return(1);
}
var denominatorComparison = Denominator.CompareTo(that.Denominator);
if (denominatorComparison != 0)
{
return(denominatorComparison);
}
return(Numerator.CompareTo(that.Numerator));
}
public infRational(string input1, string input2)
{ //explicit value constructor 2
this.Numerator = new InfInt(input1);
this.Denominator = new InfInt(input2);
if ((Numerator.CompareTo(new InfInt("0")) < 0) || Denominator.CompareTo(new InfInt("0")) < 0) // if either numerator or denominator is negative
{
if ((Numerator.CompareTo(new InfInt("0")) < 0) && Denominator.CompareTo(new InfInt("0")) < 0) // if both are negative
{
Positive = true;
}
else
{
Positive = false;
}
}
else
{
Positive = true;
}
}
public infRational(InfInt num, InfInt denom)
{ //explicit value constructor 1
this.Numerator = num;
this.Denominator = denom;
if ((Numerator.CompareTo(new InfInt("0")) < 0) || Denominator.CompareTo(new InfInt("0")) < 0) // if either numerator or denominator is negative
{
if ((Numerator.CompareTo(new InfInt("0")) < 0) && Denominator.CompareTo(new InfInt("0")) < 0) // if both are negative
{
Positive = true;
}
else
{
Positive = false;
}
}
else
{
Positive = true;
}
}
public int CompareTo(Fraction other)
{
if (Denominator > 0 && Denominator == other.Denominator)
{
return(Numerator.CompareTo(other.Numerator));
}
if (Denominator < 0 && Denominator == other.Denominator)
{
return(-Numerator.CompareTo(other.Numerator));
}
long leftDenominatorSign = Denominator < 0 ? -1 : 1;
long rightDenominatorSign = other.Denominator < 0 ? -1 : 1;
long sign = leftDenominatorSign * rightDenominatorSign;
long leftNumerator = sign * Numerator * other.Denominator;
long rightNumerator = sign * other.Numerator * Denominator;
return(leftNumerator.CompareTo(rightNumerator));
}
