Keyman Developer 9 (download the beta, free, here) includes full touch layout editing tools. In the image below I am editing the Geez Frontier Foundation's Amharic touch layout. We talk more about the touch editor in previous blog posts: Creating a touch keyboard layout for Amharic – Par...
as well as trigonometric, financial and base functions. You could actually just use this calculator for every calculation you make, even for the simple ones since it is so easy to use, every key in the keyboard is mapped to a specific function, so it ...
When a language doesn't fit the English keyboard, there is usually a method - or many methods - to input the language. Windows includes IMEs or Input Method Editors for this purpose. I talked aboutthe Ethiopian Amharic IME recently. If you're running Vista, try this out. Go to the...