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Wuestenfux

Nerd at Hamburg University of Technology, 20171 Hamburg, Germany

Visiting: Princeton, Cornell

Habilitation in Representation Theory of Groups

Ph.D. in Algebraic Automata Theory

Study: CS and Math

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  • Hamburg, Germany
  • Member for 2 years, 2 months
  • 598 profile views
  • Last seen 3 hours ago

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Top Posts (434) All Questions Answers | Votes Newest

18 A standard and rigorous proof using the pigeonhole principle Oct 10 '18
10 GCD in arbitrary domain Oct 4 '18
9 Why is $p_{3}(x) = 9x^{2}-3=3(x\sqrt{3}-1)(x\sqrt{3}+1)$ reducible over integers? Mar 10
8 What's the difference between “relation”, “mapping”, and “function”? Jan 14
7 Is it correct to say the field of complex numbers is contained in the field of quaternions? Jan 16
7 What is the remainder when $ n^n $ is divided by $ (n-1) $? Dec 30 '18
6 Differentiating $f(x)= \sqrt[x]{x}$ from first principles Dec 31 '18
6 given $x$ irrational can you find $a,b \in \mathbb{Q}$ such that $a+bx = r$ for all $r \in \mathbb{R}$ Dec 10 '18
5 Show that following quotient ring is field: $R[x]/(x^2+1)$ Oct 29 '18
4 Recursive proof that $n^n \geq n!$ Dec 14 '18
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