Community Tip - Did you get an answer that solved your problem? Please mark it as an Accepted Solution so others with the same problem can find the answer easily. X
Either:
- keep using the Express version, possibly with the extra additions published here https://community.ptc.com/t5/Mathcad/Prime-Express-A-joke/m-p/604216
- insert coin (yearly) and obtain Prime 9. Note that you may be eligible for a (discounted) student license, or your university/school may be able to provide a license.
Success!
Luc