The community will undergo maintenance on October 16th at 10:00 PM PDT and will be unavailable for up to one hour.
"PTC Mathcad Prime 8 Student Edition": https://store.ptc.com/DRHM/store?Action=DisplayProductDetailsPage&SiteID=ptc&Locale=en_US&Env=BASE&productID=5365844300&categoryID=10011800