I think we should stop chatting because it is abother persons thread, and also, we have already reached that magical point where I have no idea what you are talking about.
Taking a new step, uttering a new word, is what people fear most. ― Fyodor Dostoyevsky, Crime and Punishment
The knowledge of some things as a function of age is a delta function.
Yes Bobbym answer Given is
would you like to explain it to me. Thanks
I know of nothing better than computing the divisors and then checking mod 4 for each one.
I have been researching the problem for something else but have not found anything.
Just finished reading 8 books on number theory, found 3 new was to compute the Jacobi symbol but did not find a shortcut for yours.
Last edited by bobbym (2013-02-27 12:01:44)
If it ain't broke, fix it until it is.
A number by itself is useful, but it is far more useful to know how accurate or certain that number is.