public static ComplexMultivariatePolynomial Divide(ComplexMultivariatePolynomial left, ComplexMultivariatePolynomial right)
{
List <Term> newTermsList = new List <Term>();
List <Term> leftTermsList = CloneHelper <Term> .CloneCollection(left.Terms).ToList();
foreach (Term rightTerm in right.Terms)
{
var matches = leftTermsList.Where(leftTerm => Term.ShareCommonFactor(leftTerm, rightTerm)).ToList();
if (matches.Any())
{
foreach (Term matchTerm in matches)
{
leftTermsList.Remove(matchTerm);
Term result = Term.Divide(matchTerm, rightTerm);
if (result != Term.Empty)
{
if (!newTermsList.Any(lt => lt.Equals(result)))
{
newTermsList.Add(result);
}
}
}
}
else
{
///newTermsList.Add(rightTerm);
}
}
return(new ComplexMultivariatePolynomial(newTermsList.ToArray()));
}
private static ComplexMultivariatePolynomial OneToOneArithmetic(ComplexMultivariatePolynomial left, ComplexMultivariatePolynomial right, Func <Term, Term, Term> operation)
{
List <Term> leftTermsList = CloneHelper <Term> .CloneCollection(left.Terms).ToList();
foreach (Term rightTerm in right.Terms)
{
var match = leftTermsList.Where(leftTerm => Term.AreIdentical(leftTerm, rightTerm));
if (match.Any())
{
Term matchTerm = match.Single();
leftTermsList.Remove(matchTerm);
Term result = operation.Invoke(matchTerm, rightTerm);
if (result.CoEfficient != 0)
{
if (!leftTermsList.Any(lt => lt.Equals(result)))
{
leftTermsList.Add(result);
}
}
}
else
{
leftTermsList.Add(Term.Negate(rightTerm));
}
}
return(new ComplexMultivariatePolynomial(leftTermsList.ToArray()));
}
public MultivariatePolynomial(Term[] terms)
{
IEnumerable <Term> newTerms = terms?.Where(trm => trm.CoEfficient != 0) ?? new Term[0];
if (!newTerms.Any())
{
Terms = new Term[] { Term.Zero };
return;
}
Terms = CloneHelper <Term> .CloneCollection(newTerms).ToArray();
OrderMonomials();
}
public Term Clone()
{
return(new Term(CoEfficient.Clone(), CloneHelper <Indeterminate> .CloneCollection(Variables).ToArray()));
}
public Term(Complex coefficient, Indeterminate[] variables)
{
CoEfficient = coefficient.Clone();
Variables = CloneHelper <Indeterminate> .CloneCollection(variables).ToArray();
}
public ComplexMultivariatePolynomial Clone()
{
return(new ComplexMultivariatePolynomial(CloneHelper <Term> .CloneCollection(Terms).ToArray()));
}
public ComplexMultivariatePolynomial(Term[] terms)
{
Terms = CloneHelper <Term> .CloneCollection(terms).ToArray();
OrderMonomials();
}
