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I asked the three-dimensional version of this problem here which lead to a trivial solution. I have now tried it in 2-D $$\frac{\partial \theta_h}{\partial x} + b_h (\theta_h - \theta_w) = 0, \tag 1\\\...

Using the following code, I make a simple graph that is exported to pdf: ...

I am trying to perform a numerical integration on a function defined through a sum of exponential terms. The summation is given by: ...

Recently, I ran into mysterious misbehaviors of 11.2 in a variety of circumstances. It could happened while modifying code, saving notebook, or during execution. The only visible changes appeared in ...