https://edubirdie.com/docs/university-of-california-berkeley/math-56-linear-algebra/98328-global-and-local-extrema
Global and Local Extrema | University of California, Berkeley - Edubirdie
Understanding Global and Local Extrema better is easy with our detailed Lecture Note and helpful study notes.
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https://www.wolframalpha.com/input?i=local+extrema+of+x%5E2+e%5E%281%2Fx%29
local extrema of x^2 e^(1/x) - Wolfram|Alpha
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https://www.wolframalpha.com/input/?i=compute+local+extrema
compute local extrema - Wolfram|Alpha
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