*Why? "Mathematical" means nothing but not self-contradictory. Sherlock Holmes stories are mathematical. That doesn't mean Sherlock Holmes exists in some Platonic realm. *
Brent, What do you mean by that? I do not get your point. Anyway I do not insist that it should be realizable. But I have examples in which we need them! Consider the use of Pythagoras theorem in nature. There are many cases in which the distance between two points should be irrational. -- Mohsen Ravanbakhsh, --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Everything List" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/everything-list?hl=en -~----------~----~----~----~------~----~------~--~---

