See also the Dr. Math FAQ: 0.9999 = 1 0 to 0 power n to 0 power
0! = 1 dividing by 0 Browse High School Number Theory Stars
indicate particularly interesting answers or good places to
begin browsing. Selected answers to common questions: Infinite
number of primes? Testing for primality. What is 'mod'? -
Introducution to Algebraic Numbers and Integers [04/15/2008]
While reading about the classifications of complex numbers, such
as real, irrational, and so on, I came upon a reference to
'algebraic numbers' and 'algebraic integers'. Can you tell me
about those? - Inverse Function for Natural Numbers [6/10/1996]
I've got a question about the function n = 0.5((a+b)^2+3a+b),
which is a one-to-one bijection from pairs (a,b) of natural
numbers to single natural numbers n. - Investigation Involving
Square Root of 2 [07/09/2001] How can you explain the fact that
(665857/470832)^2 = 2? - Irrational and Prime Numbers [4/1/1996]
What are irrational numbers; is there a highest prime number? -
Irrationality of e+pi and e*pi