Stories are now increasingly grounded in numbers as people generate more and more data while going about their daily routines. Making sense of this data and finding stories in it is no longer an area ...

Author’s note: This article shows how to derive circuit gain equations via a signal flow graph. With practice you may be able to write a gain equation by locating signal paths and loops in the ...

Cayley graphs provide a powerful and intuitive framework linking group theory with graph theory by representing groups through vertices and edges defined by a generating set. In the realm of finite ...

You can easily create a graph in Google Sheets to get a visual display of your data. Once added, you can further customize the chart or graph so that it displays the information in the most ...

The ease with which you can create a line graph in Excel on your PC or Mac will do much to dispel the misconception that the program is arcane and unapproachable. With just three clicks of a mouse (or ...