public static Rational FromInts(int num, int den)
{
return(FromBignums(BigNum.FromInt(num), BigNum.FromInt(den)));
}
// int numerator;
// int denominator;
// invariant: 0 < denominator || (numerator == 0 && denominator == 0);
// invariant: numerator != 0 ==> gcd(abs(numerator),denominator) == 1;
// invariant: numerator == 0 ==> denominator == 1 || denominator == 0;
public static Rational FromInt(int x)
{
return(FromBignum(BigNum.FromInt(x)));
}