Notable Question

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Is the area of the Mandelbrot provably computable?

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Jason Rute

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Counting roots: multidimensional Sturm's theorem

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Boris Bukh

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Reading list in dynamical systems

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James Baxter

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Comparison between Hamiltonian Floer cohomology and Lagrangian Floer cohomology of the diagonal

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Daniel Pomerleano

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Addition and multiplication are commutative but exponentiation and tetration are not. Do we know why?

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Rorsa

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Limits in functor categories

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user14800

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Intermediate value theorem on computable reals

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Jason Orendorff

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Is the moduli space of curves defined over the field with one element?

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Jeffrey Giansiracusa

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generalization of fundamental theorem of algebra for several complex algebra [closed]

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behrad mahboobi

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Measure 0 sets on the line with Hausdorff dimension 1

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Vince

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Reference needed for projection from a linear subspace (projecting cone)

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nono

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What is vague convergence and what does it accomplish?

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Greg Zitelli

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Why are coherent sheaves on $\Bbb P^1$ derived equivalent to representations of the Kronecker quiver?

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Ali Caglayan

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Proof of Cauchy's Theorem from Group Theory - Generalizable?

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Ofir Gorodetsky

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Symmetric and anti-symmetric parts of the covariant derivative of a connection

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Arrow

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Any reference to an algorithm for finding the largest empty circle on a sphere (with great-circle distance)?

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Alessandro Jacopson

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Why stable $\infty$-categories?

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Gabriel

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Is the Modularity Theorem (currently) effective?

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Colin McLarty

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What is the best place to learn about the mathematical foundations of quantum mechanics?

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MathMath

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The maximum of a real trigonometric polynomial

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Vincenzo

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The different types of stacks

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James D. Taylor

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Binomial supercongruences: is there any reason for them?

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Wadim Zudilin

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Graph theory from a category theory perspective

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Alec Rhea

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What is the smallest cardinal number of a set that requires the axiom of choice to prove that it exists and is non-empty?

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Garabed Gulbenkian

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Fourier series representing a continuous function?

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Fabian Lenhardt

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Homologically trivial submanifolds

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Andrea Ferretti

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Are there any undecidability results that are not known to have a diagonal argument proof?

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Terry Tao

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Why are Gromov-Witten invariants of K3 surfaces trivial?

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Daniel

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Connection between quadratic forms and ideal class group

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u1571372

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General form of Rouche's Theorem

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Y. Fan

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Dual space of $L^2(\mathbb{R},L^1(0,1))$?

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Jacob Augstine

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The mean of points on a unit n-sphere $S^n$

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nino

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How can I learn about doing linear algebra with trace diagrams?

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Kim Greene

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Covering number of Lipschitz functions

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gradstudent

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Non-analytic function with convergent Taylor series everywhere

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Bruce Blackadar

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{transcendental numbers} \ {computable transcendental numbers}

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Joseph O'Rourke

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Interpretation of elements of H^1 in sheaf cohomology.

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Paul Yuryev

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Mathematics without the principle of unique choice

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Mike Shulman

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Cauchy-like inequality for Kronecker (tensor) product

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Kaveh Khodjasteh

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Irreducibility of Induced Representation

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Soluble

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Looking for some interesting complex integration contours

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Manuel Eberl

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How can the simply typed lambda calculus be Turing-incomplete, yet stronger than second-order logic?

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Mike Battaglia

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References on principal G bundle and connections

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Praphulla Koushik

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Clarification on the definition of a quotient singularity

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R_D

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Non-Lie Subgroups

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Harold Williams

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A nice necessary and sufficient condition on positive semi-definiteness of a matrix with a special structure

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Mohammad Khosravi

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Why does the monster group exist?

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Leibniz's Alien

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Thomason's "open letter" to the mathematical community

Awarded Aug 26 at 5:27

John Klein

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What category without initial object do you care about?

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B. Bischof

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Formalizations of the idea that something is a function of something else?

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Michael Bächtold

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Why do infinite-dimensional vector spaces usually have additional structure?

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Joe

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Exchange determinant and integral of a matrix-valued function

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Joe

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How much of mathematical General Relativity depends on the Axiom of Choice?

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Pelota

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Linear Algebra without Choice

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Qfwfq

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Multipolynomial resultants

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Andrew

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Push-forward of locally free sheaves

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user45397

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Status of the $x^2 + 1$ problem

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Stanley Yao Xiao

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What is the obstruction to the existence of a global Kahler potential?

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user78400

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Coefficients in the sum $\sum_{k=0}^{n-1}\sum_{j=0}^{m}A_{j,m}(n-k)^jk^j=n^{2m+1}, \ m=1,2,....$

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Petro Kolosov

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Proving that any two points on a variety can be joined by a curve; why does Bertini apply?

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Jesko Hüttenhain

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