US rejects bid to buy 167 million tons of coal on public lands for less than a penny per ton Final warning for millions of Windows 10 users as support ends today Pass rusher Za’Darius Smith abruptly ...

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

To construct the tangent to a curve at a certain point A, you draw a line that follows the general direction of the curve at that point. An example of this can be seen below. Once the tangent is found ...