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Consider a compact closed category, i.e., a symmetric monoidal category with a unit $eta$ and co-unit $epsilon$. It seems natural to demand that the tensor product of two...
Asked on 12/13/2021 by Andi Bauer
1 answerI am trying to find all finite subgroups of $SL_2(mathbb{C})$ that arise as a semi-direct product of two finite (non-trivial) subgroups of $SL_2(mathbb{C})$. Is there any such characterization?...
Asked on 12/13/2021 by user45397
1 answerConsider the following one dimensional Young differential equation:$$Y_t=int_0^t Y_s dX_s,quad tin[0,1].$$ Here the driving process $X$ is a bounded functions $[0,1]tomathbb{R}$, which is ...
Asked on 12/13/2021
0 answerLet$dinmathbb N$;$Usubseteqmathbb R^d$ be open and $$mathcal A:={Omegasubseteq U:Omegatext{ is bounded and open and }partialOmegatext{ is of class }C^{0,:1}};$$$E:=bigcup_{Omegainmathcal A}L^1(Omega)$;$y:mathcal Ato E$ with $$y(Omega)in...
Asked on 12/13/2021
0 answerI’ve been thinking about the following problem from Richard Stanley’s list of bijective proof problems (2009). There, this problem is said to lack a combinatorial solution. The problem is the...
Asked on 12/13/2021
2 answerLet $0 to V to W to L to 0$ be a strict short exact sequenceof (complete) nuclear spaces, i.e. it is a short exact sequence of(complete)...
Asked on 12/11/2021
1 answerLet $A,Din mathbb{C}^{n times n}$ be diagonal matrices. I need to calculate$$int_{U(n)}det{(A-HDH^dagger)},mathrm{d}H$$where $dH$ is the unit invariant Haar measure on the group of unitary matrices and $H^dagger$ is...
Asked on 12/11/2021
1 answerWhat's the best known upper bound for the Dedekind zeta function $zeta_K(s)$ of a number field $K$ for $s=1+it$ as $trightarrow infty$. For example, is something...
Asked on 12/11/2021
0 answerLet us consider two probability measures $mu in mathcal{P}(mathbb{R}^{p})$ and $nu in mathcal{P}(mathbb{R}^{q})$ with $p,q in mathbb{N}^{*}$. We note $#$ the push forward operator i.e for...
Asked on 12/11/2021 by Titouan Vayer
0 answerI've always been interested in having a good understanding of Gentzen's proof of the consistency of arithmetic. Being more precise, he showed that $PRA + WF(epsilon_0) vdash Con(PA)$. I...
Asked on 12/11/2021
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