I copy the definitions of three different types of derivatives from [1]: $ \lim_{\Delta x […]
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Definition of a Limit
First, here is a video I made about a limit: Understanding what a Limit is. Next, […]
The Tangent Line & the Tangent Function
The following equalities provide context to the definition of the tangent function. Now, what if […]
Spherical Coordinates
The following drawing shows how to convert from Cartesian coordinates to spherical coordinates. This is […]