You may periodically run into situations where properly formatting an equation would be a nice touch to your writing. Grapher is a great way to insert equations into various documents. Topher, an avid ...

Capture relationships between data sets by graphing linear equations in Microsoft Excel 2007. Linear equations allow you to predict values within your data set and view the overall trend. Use ...

Apparently this 2010 thread went nowhere, and even predicted the demise of Grapher, but Grapher is still with us! The built-in Help is almost useless, but I did find this ancient PDF from France. I ...