What? PTC Mathcad Prime 10 has a MAINTENANCE RELEASE? And it fixes some bugs (including ones previously pointed out by PTC Community members)?!
Learn more about Mathcad Prime 10.0.1.0 here and go download it if you're entitled to it:
https://www.mathcad.com/en/blogs/mathcad-prime-10010-what-you-need-to-know