Infinity is not a natural number (as is in Peano arithmetic) but in many cases it can be treated as an ordinary number e.g., for some problems on a complex plan

Infinity is not a natural number (as is in Peano arithmetic) but in many cases it can be treated as an ordinary number e.g., for some problems on a complex plane. You are in a good company thinking that infinity cannot be ever treated as a number http://scienceblogs.com/goodmath/2008/10/infinity_is_not_a_number.php http://scienceblogs.com/goodmath/2008/10/infinity_is_not_a_n...