DSolver 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.
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. On your desktop you can easily make a reverse conversion by using the special DSConverter tool to get original PDF.