public NumberSystem(NumberAlphabet numberAlphabet, FirstSymbolType firstSymbolType, bool firstSymbolCollapses, string description = default(string))
{
NumberAlphabet = numberAlphabet;
FirstSymbolType = firstSymbolType;
FirstSymbolCollapses = firstSymbolCollapses;
Description = description;
}
public NumberSystem(NumberAlphabet numberAlphabet, string description)
{
NumberAlphabet = numberAlphabet;
Description = description;
}