Configuration issues with redirects across versions of thefouriertransform.org may be causing access issues. The links below can provide alternative paths to reach the site:

http://thefouriertransform.org http://www.thefouriertransform.org https://thefouriertransform.org https://www.thefouriertransform.org

Or return to the current status page of thefouriertransform.org.