//
// Difference
//
public static Language Difference(Language A, Language B)
{
var result = new Language();
for (int i = 0; i < A.Charsets.Count; i++)
{
if (B.ExistsOnList(A.Charsets[i]) == -1)
{
result.InsertCharset(A.Charsets[i]);
}
}
return(result);
}
//
// Concatenation/Product
//
/// <summary>
///
/// </summary>
/// <param name="A"></param>
/// <param name="B"></param>
/// <returns></returns>
public static Language Concatenation(Language A, Language B)
{
var result = new Language();
String ACharset = "", BCharset = "";
for (int i = 0; i < A.Charsets.Count; i++)
{
ACharset = A.Charsets[i];
for (int j = 0; j < B.Charsets.Count; j++)
{
BCharset = B.Charsets[j];
result.InsertCharset((ACharset + BCharset));
}
}
return(result);
}
//
// Intersection
//
public static Language Intersection(Language languageA, Language languageB)
{
var result = new Language();
String ACharset = "";
for (int i = 0; i < languageA.Charsets.Count; i++)
{
ACharset = languageA.Charsets[i];
if (languageB.ExistsOnList(ACharset) != -1)
{
result.InsertCharset(ACharset);
}
}
return(result);
}
//
// Complement
//
public static Language Complement(Language A, Language universe)
{
var result = new Language();
Console.WriteLine("A: " + A.GetCharsets());
Console.WriteLine("Universe: " + universe.GetCharsets());
for (int i = 0; i < universe.Charsets.Count; i++)
{
if (A.ExistsOnList(universe.Charsets[i]) != -1)
{
continue;
}
else
{
result.InsertCharset(universe.Charsets[i]);
Console.WriteLine("I: " + i + ", result: " + result.GetCharsets());
}
}
return(result);
}