/// <summary>
/// Gibt Absolutwert wieder
/// </summary>
/// <param name="frac">Bruch</param>
/// <returns>Absolutwert</returns>
public static Fraction Abs(Fraction frac)
{
Fraction result = new Fraction(frac);
result.CancelDown();
if (result.Numerator < 0)
{
result.m_Numerator *= -1;
}
return(result);
}
/// <summary>
/// Vergleich
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public override bool Equals(object obj)
{
if (obj is Fraction)
{
CancelDown();
Fraction other = new Fraction(obj as Fraction);
other.CancelDown();
return(other.Numerator == m_Numerator && other.Denominator == m_Denominator);
}
if (obj is int)
{
CancelDown();
int other = (int)obj;
return(other == m_Numerator && 1 == m_Denominator);
}
return(false);
}