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Top Questions

Is there an elementary introduction to higher order functions?

elementary-set-theory reference-request education book-recommendation asked Oct 11 '13 at 3:34

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Can the result of termwise multiplication of power series be found in a closed form?

combinatorics power-series closed-form asked Dec 20 '12 at 18:53

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How does one visualize a function with a discontinuous second derivative?

calculus real-analysis teaching asked Mar 15 '13 at 15:56

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How can I get to use the sideset command on unusual symbols without an error message

symbols errors asked Aug 18 '12 at 21:53

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Top Answers

Best Fake Proofs? (A M.SE April Fools Day collection)

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Why is the empty set bounded?

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Topological groups, why need them?

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Is there any way to define arithmetical multiplication as other thing than repeated addition?

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How to find the derivative of one expression with respect to another expression

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Interesting and unexpected applications of $\pi$

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What makes elementary functions elementary?

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Class of manifolds is a set?

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Question about the category $\textbf{2}$

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What is $\lim_{(x,y)\to(0,0)} \frac{(x^3+y^3)}{(x^2-y^2)}$?

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How do I compute multinomials efficiently?

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Cylinder object in the model category of chain complexes

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Canonical Map in a Category with Finite Products, Coproducts and a Zero Object.

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