Difference between revisions of "Template:AotD"
(new aotd) |
(aotd) |
||
Line 1: | Line 1: | ||
<blockquote style="display:table;background:#eeeeee;padding:10px;" class="toccolours"> | <blockquote style="display:table;background:#eeeeee;padding:10px;" class="toccolours"> | ||
− | ===[[ | + | ===[[Prime number]]=== |
− | + | A '''prime number''' (or simply '''prime''') is a [[positive integer]] <math>p>1</math> whose only positive [[divisor | divisors]] are 1 and itself. | |
+ | Note that <math>1</math> is usually defined as being neither prime nor [[composite number|composite]] because it is its only factor among the [[natural number|natural numbers]]. | ||
+ | The [[Sieve of Eratosthenes]] is a relatively quick method for... [[Prime number|[more]]] | ||
</blockquote> | </blockquote> |
Revision as of 20:10, 7 December 2007
Prime number
A prime number (or simply prime) is a positive integer whose only positive divisors are 1 and itself. Note that is usually defined as being neither prime nor composite because it is its only factor among the natural numbers. The Sieve of Eratosthenes is a relatively quick method for... [more]