Add new comment

Permalink

Pythagorean triples can be easily identified by expressing the equation as (p+q)^2-(p-q)^2 = 4pq which clearly has an integer square root if both p and q have integer square roots.

Filtered HTML

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.