public static ICPolynomial Multiply(this ICPolynomial cp1, ICPolynomial cp2)
{
var result = new Dictionary <int, Complex2D>();
foreach (var(exp1, coef1) in cp1)
{
foreach (var(exp2, coef2) in cp2)
{
var exp = exp1 + exp2;
result[exp] = (result.ContainsKey(exp) ? result[exp] : 0) + coef1 * coef2;
}
}
return(new CPolynomial(result));
}
public static ICPolynomial Add(this ICPolynomial cp1, ICPolynomial cp2)
{
var result = new Dictionary <int, Complex2D>();
foreach (var(exp, coef) in cp1)
{
result[exp] = coef;
}
foreach (var(exp, coef) in cp2)
{
result[exp] = (result.ContainsKey(exp) ? result[exp] : 0) + coef;
}
return(new CPolynomial(result));
}
