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Arturo Magidin

Lafayette, LA

ucs.louisiana.edu/~avm1260

Age: 43

I'm gone for the foreseeable future.

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Top Questions
Top Answers
393
Is $dy/dx$ not a ratio?
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84
Value of $\sum\limits_n x^n$
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83
What makes $9$ special?
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73
Zero to the zero power - Is $0^0=1$?
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71
Division by $0$
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68
In (relatively) simple words: What is an inverse limit?
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63
Why would I want to multiply two polynomials?
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53
Understanding Gödel's Incompleteness Theorem
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52
Do odd imaginary numbers exist?
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50
What is the importance of eigenvalues/eigenvectors?
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48
Why are the solutions of polynomial equations so unconstrained over the quaternions?
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46
Infinity = -1 paradox
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46
Is there a name for this strange solution to a quadratic equation involving a square root?
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42
Center-commutator duality
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42
Prove that every year has at least one Friday the 13th
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41
Something that I found, and would like to see if it's known.
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41
Pseudo Proofs that are intuitively reasonable
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40
Dominoes and induction, or how does induction work?
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40
Integration by partial fractions; how and why does it work?
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40
What's the goal of mathematics?
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40
Does every set have a group structure?
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39
Why is the area under a curve the integral?
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39
How does Cantor's diagonal argument work?
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38
Is there a quick proof as to why the vector space of $\mathbb{R}$ over $\mathbb{Q}$ is infinite-dimensional?
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38
Why do we define quotient groups for normal subgroups only?
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38
Why did mathematicians take Russell's paradox seriously?
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36
Lebesgue integral basics
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35
Norms Induced by Inner Products and the Parallelogram Law
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35
Why is one “$\infty$” number enough for complex numbers?
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34
Why is it that $\mathbb{Q}$ cannot be homeomorphic to _any_ complete metric space?
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