In certain contexts such as higher education, scientific calculators have been superseded by graphing calculators, which offer a superset of scientific calculator functionality along with the ability to graph input data and write and store programs for the device.
rom_tool is a tool I wrote in light of the recently announced Gateway 3DS. It has three main features: 1  Read 3DS ROMs, and print information about them, including actual ROM file size, and minimum required 3DS FW etc. 2  Accurately trim 3DS ROMs, and be able to restore them again.uper Trim ROM (Permanently remove update partition): rom_tool-s Test.3ds. Restore ROM (Untrim): rom_tool-r Test.3ds. Supported Operating Systems: 1  Windows 32bit/64bit (Tested on Windows 7/8) (executable included in download). 2  Mac OS X (Tested on 10.8.3) (executable included in download).
I. To switch to the 3D window from the ChemSketch window: 1  click the [3D] button at the bottom of the window, or. 2  draw a structure and click the [Copy to 3D] button at the bottom of the window, or. 3  if you don't see either of the 3D buttons, choose ACD/Labs | 3D Viewer from the menu bar.rawing structures -- The best way to learn how to draw with ChemSketch is to start copying examples you see in books. There are some suggestions below you can copy for practice. Use the Clean Structure tool to fix your drawing (or sometimes it messes it up). There are multiple levels of undo.