An equation of the form \(y = mx + c\) where \(m\) and \(c\) are numbers, gives a straight line when values of \(x\) and corresponding values of \(y\) are plotted on a grid. A straight line is a ...

Forbes contributors publish independent expert analyses and insights. I help people communicate data clearly with graphs. If you are looking for examples of misleading or deceptive graphs, it is far ...

“Rainbow colorings” recently led to a new proof. It’s not the first time they’ve come in handy. Recently, Quanta reported on the new solution to a problem called Ringel’s conjecture. Part of the proof ...