Wikipedia
Math-o-mir
Math-o-mir is free mathematical software designed to act as a math notebook and intended to provide ability for rapid typing of math expressions. It, therefore, best fits into the notetaking software group. The software exposes a simple notepad interface to the user providing a similar experience as writing on the paper. The user can map keyboard shortcuts to math symbols in order to gain higher typing speed.
List of functions and features:
- Equation editing using keyboard or mouse
- Plain text entry
- Hand-drawings
- Drawing boxes for more technical drawings
- Function plotting
- Basic symbolic computation
- Exporting raster images as .PNG, .JPG, .BMP
- Exporting LaTeX code
- Portability – can run from a USB stick