Tension Software (www.tensionsoftware.com) has updated Calcine for Mac OS X to version 4.2.1. The new version has an improved import dialog.
The app allows you to have an algebra solver in small stripe window taking just a small portion of your Mac screen. You can use it for simple additions or for complex formula using and assigning variables and constants
Calcine 4.2.1 requires Mac OS X 10.10 or higher and costs $4.99. It’s available at the Tension Software website and the Mac App Store.