public override string Form(PolynomialItem item)
{
string strImage = base.Form(item);
strImage = strImage + " solution: ";
if (item._factors.All(x => x == 0))
{
strImage = strImage + "RATIONAL SET";
}
else
{
if (item._rootsCount < 1 || (item._factors.Length == 2) & (item._factors[0] != 0) & (item._factors[1] == 0))
{
strImage = strImage + "NO ROOTS";
}
else
{
for (int i = 0; i < item._rootsCount; ++i)
{
strImage = strImage + $"X{i + 1} = {item._roots[i]}; ";
}
}
}
return(strImage);
}
public virtual string Form(PolynomialItem item)
{
string strImage = $"{(item._factors[0] < 0 ? " -" : " +")} {Math.Abs(item._factors[0])}";
for (int i = 1; i < item._power; ++i)
{
strImage = $"{(item._factors[i] < 0 ? " -" : " +")}" +
$" {Math.Abs(item._factors[i])} * X^{i}" +
strImage;
}
strImage = $"{item._factors[item._power]} * X^{item._power}" + strImage;
strImage = strImage + " = 0;";
return(strImage);
}