Solved
license request
Need a license to PTC mathcad express
Tip - "How to Acquire 30 days License for Mathcad Prime 7.0?": https://community.ptc.com/t5/Mathcad-Installation/How-to-Acquire-30-days-License-for-Mathcad-Prime-7-0/m-p/721613#M413
Enter your E-mail address. We'll send you an e-mail with instructions to reset your password.