Derivative Solver is a symbolic solver of derivatives of functions. It allows doing partial and mixed first-order and second-order derivatives. The main advantage of this program is step-by-step finding solutions and the convenient notation of math expressions.

- intuitive, non-complicated interface
- handy, zoomable solution view
- explains on all computation steps
- supports all trigonometric functions and their inverses
- forwarding results by e-mail
- build-in help

You can get a PDF file with results to use it on your Mac. If you tap a "send" button on the result view, the solution data will be encoded to text presentation and added to new message with mail-app. On your desktop you can easily make a reverse conversion by using special tool DSConverter to get original PDF.