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For questions about the teaching of the function concept, function properties, and various types of functions.

5 votes
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What are some examples of great functions that are not too elementary (easy)?

What are in your opinion and/or experience some good (possibily general) examples of functions that give students some head scratching but not really a headache? … In my limited experience, coming up with nicely plottable and nicely differentiable functions is not really straightforward. …
marco trevi's user avatar