This month’s challenge is around field goals in American football. Create a Mathcad worksheet where you calculate the following angles from a given line of scrimmage for making a field goal: The horizontal angle between the left and right field goal ... View more

I would like to plot (to animate) an oval - an ellipse with one focus as a point and second - an ellipse. See about this problem Symmetry | Free Full-Text | A New Ellipse or Math Porcelain Service (mdpi.com) But I have problems -  tee pics and Mathca... View more

1. Automotive industry. Mechanical designer 2. Creo 7.3. When showing the diameter of a threaded hole on a drawing, the diameter symbol is shown in front of the diameter dimension. It would be better if an M or G, ... (depending on thread type) would... View more