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 Mar 26 awarded Teacher Aug 11 awarded Popular Question Nov 4 comment Topics in Analysis for undergraduate level essay project Have you looked at topology? Oct 21 asked What is the trivial module functor? Oct 13 asked Why does Proposition 1.8 in Atiyah-Macdonald imply that the smallest prime $\mathfrak{p}$ containing a primary ideal is equal to its radical? Sep 13 comment How do I take the contraction of an ideal which is not in the image of the given morphism? @Seth thank you for the answer. I appreciate your apology. Sep 13 accepted How do I take the contraction of an ideal which is not in the image of the given morphism? Sep 13 comment How do I take the contraction of an ideal which is not in the image of the given morphism? @Seth as embarrassing as it is, I've never gone over this... Sep 13 asked How do I take the contraction of an ideal which is not in the image of the given morphism? Aug 19 asked What is the induced functor of covering spaces to covering groupoids? Aug 13 comment What Does it Mean for a Function to have Finite Support? I bought the international edition, that could be why. Jul 2 awarded Curious Apr 5 revised What is the minimum value of $(\sin x + \cos x + \csc (2x))^3$ Cleaned up spelling errors and typos Apr 5 suggested approved edit on What is the minimum value of $(\sin x + \cos x + \csc (2x))^3$ Apr 4 comment No diffeomorphism that takes unit circle to unit square Show that $K$ and $\mathbb{S}^1$ are isomorphic in $\textbf{Top}$, but $K \not\in ob(\textbf{Diff})$. Mar 24 asked Has anyone used Complex Analysis in the Spirit of Lipman Bers as their textbook? Mar 20 comment What are some strategies to come up with exercises? This is an excellent start. Thank you for the advice. Mar 20 accepted What are some strategies to come up with exercises? Jan 25 awarded Yearling Dec 14 comment How should I define the limit definition of a derivative using negative numbers? @StefanSmith It is a rework since $\lim_{n \rightarrow \infty} \frac{1}{n} = 0 = \lim_{h \rightarrow 0}$. How is that not acceptable to use a sequence instead of a continuous limit?