Page Not found or Currently under translation for the Language you requested. Amazingly, these seem to be the only relevant Google hits for either of those names! Sid Booksh.
 
 

Mathcad 14 will not run after successful install – Microsoft Community – eSupport Login

 
You get unlimited use of the most popular capabilities in PTC Mathcad allowing you to solve, document, share and reuse vital calculations. You can find this files in the installation folder of Mathcad Until , Mathcad also supported Mac OS. I will be returning the end of August. It was much easier than thumbing through old notes and textbooks.