Top network posts

• 29 Fixing PATH for Python libraries using Bash
• 24 How is it that two electric currents can travel in opposite directions on the same wire, at the same time, without interfering with each other?
• 24 What's the difference between interior and relative interior?
• 20 What is `S_ISREG()`, and what does it do?
• 16 Why/How does the determinant of the Hessian matrix, combined with the 2nd derivatives, tell us max., min., saddle points? Reasoning behind it?
• 15 How does the `prop.table()` function work in r?
• 14 What happens to the non-axial photons of a laser cavity?
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