The graphs that mathematicians study can get very large and complicated, so it helps to have some simple features to look at. One such feature is the sum of all the degrees of a graph. Right away, ...

Apple Math Notes feature was introduced in iOS 18 and iPadOS 18. It lets you write, solve, and graph mathematical equations in real time. It also supports writing with Apple Pencil.

A lot of basic calculator apps don’t have a graphing feature, so the Windows 10 calculator might also be getting a leg up on rival apps.